JPH1164554A - Wrist watch device - Google Patents
Wrist watch deviceInfo
- Publication number
- JPH1164554A JPH1164554A JP9230970A JP23097097A JPH1164554A JP H1164554 A JPH1164554 A JP H1164554A JP 9230970 A JP9230970 A JP 9230970A JP 23097097 A JP23097097 A JP 23097097A JP H1164554 A JPH1164554 A JP H1164554A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- polarizing plate
- wristwatch device
- viewing side
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Electric Clocks (AREA)
- Electromechanical Clocks (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は表示に液晶表示を利
用して時、分、秒などの時刻情報や日付、曜日、月、年
などのカレンダー表示をデジタルで表示する機能と光エ
ネルギーにより発電する光発電素子をもつ腕時計装置に
関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention uses a liquid crystal display to display digital time information such as hours, minutes, and seconds and a calendar display such as date, day of the week, month, and year. The present invention relates to a wristwatch device having a photovoltaic element.
【０００２】[0002]
【従来の技術】液晶表示を利用し時刻情報やカレンダー
情報を表示する時計の従来技術としてはたとえば特開昭
５４−１５３０６６号公報に記載のものがある。2. Description of the Related Art As a prior art of a clock which displays time information and calendar information using a liquid crystal display, there is one disclosed in, for example, JP-A-54-153066.
【０００３】時刻情報やカレンダー情報を、液晶を使用
してデジタル表示するときは、さきに記載した公報に記
載してあるように、液晶セルの上下にそれぞれ吸収型偏
光板を配置し、電界を印加すると光学特性が変化する液
晶のもつ性質を利用して、所定の表示を行っている。When digitally displaying time information and calendar information using a liquid crystal, as described in the above-mentioned publication, absorption polarizers are arranged above and below a liquid crystal cell, and an electric field is applied. A predetermined display is performed by utilizing the property of the liquid crystal that changes its optical characteristics when applied.
【０００４】また光発電素子は、入射側の透明導電膜を
通過した光は、発電素子内で乱反射を繰り返し再び入射
側に戻ることが少ないため、黒や青く表示される。[0004] The photovoltaic element is displayed in black or blue because light that has passed through the transparent conductive film on the incident side rarely repeats irregular reflection in the power generating element and returns to the incident side again.
【０００５】とくに、光発電素子の発電能力の兼ね合い
から複数の光発電素子を同一平面上に配した場合は、そ
れぞれの発電素子を分離し直列接続している配線部分が
必要となる。[0005] In particular, when a plurality of photovoltaic elements are arranged on the same plane in consideration of the power generation capacity of the photovoltaic elements, a wiring portion for separating the respective power generating elements and connecting them in series is required.
【０００６】そのため、光発電素子へ入射する光量を犠
牲にして光発電素子の入射側に、装飾的な目的で半透過
性のセラミック基板の文字板を設けたアナログ式の腕時
計装置が市販されている。For this reason, analog wristwatches having a semi-transparent ceramic substrate dial for decorative purposes on the incident side of the photovoltaic element at the expense of the amount of light incident on the photovoltaic element have been commercially available. I have.
【０００７】[0007]
【発明が解決しようとする課題】この従来技術に於ける
液晶表示を利用した時計では、一般的なノーマリーホワ
イトモードを例に取ると、反射板の色であるグレー地に
黒表示で時刻情報やカレンダー情報をデジタル表示す
る。In a watch using a liquid crystal display according to the prior art, taking a general normally white mode as an example, the time information is displayed in black on a gray background which is the color of the reflector. And digital display of calendar information.
【０００８】しかしながら、このようにコントラストの
低い白黒のデジタル表示でも従来の全反射型反射板を用
いていたのでは、反射板の入射側と反対側には光が届か
ないため、光発電素子の入射光側に液晶表示体を設けた
場合受光面積が制限され発電量の低下があり、ましてや
光発電素子の光の入射側全面にデジタル表示を行うこと
は不可能である。However, even in the case of a black-and-white digital display having a low contrast, if a conventional total reflection type reflection plate is used, light does not reach the side opposite to the incident side of the reflection plate. When a liquid crystal display is provided on the incident light side, the light receiving area is limited and the amount of power generation is reduced, and digital display cannot be performed on the entire light incident side of the photovoltaic element.
【０００９】そこで限られた面積の腕時計装置では、光
発電素子上にしかもコントラストの高い、デザイン的に
も変化のあるデジタル表示の腕時計装置が要望されてい
る。Therefore, in a wristwatch device having a limited area, a digital display wristwatch device having a high contrast on a photovoltaic element and a change in design has been demanded.
【００１０】また光発電素子の受光面積を犠牲にして、
光発電素子と時刻表示部を同一平面上に配したデジタル
式腕時計装置では、光発電素子は前述のように構造上黒
や青く表示されるため、反射板の色であるグレー地に黒
の表示色とのアンバランスは否めない。Also, at the expense of the light receiving area of the photovoltaic element,
In a digital wristwatch device in which the photovoltaic element and the time display unit are arranged on the same plane, the photovoltaic element is displayed in black or blue in structure as described above, so that black is displayed on a gray background, which is the color of the reflector. Unbalance with color is undeniable.
【００１１】また光発電素子の受光面積を犠牲にして、
光発電素子と時刻表示部を同一平面上に配したアナログ
式腕時計装置でも、光発電素子は前述のように構造上黒
や青く表示されるため、高級感あふれる白色系文字板と
のアンバランスは否めない。Further, at the expense of the light receiving area of the photovoltaic element,
Even in an analog wristwatch device in which the photovoltaic element and the time display unit are arranged on the same plane, the photovoltaic element is displayed in black or blue in structure as described above, so the imbalance with the luxury white dial is can not deny.
【００１２】とくに、光発電素子の発電能力の兼ね合い
から複数の光発電素子を同一平面上に配した場合は、そ
れぞれの発電素子を分離し直列接続している配線部分が
視認されてしまうため著しく美観を損ない、該配線部分
を装飾的に遮蔽した腕時計装置については、デザイン上
大きな制約を受ける。In particular, when a plurality of photovoltaic elements are arranged on the same plane in view of the power generation capacity of the photovoltaic elements, the wiring portions separating the respective power generating elements and connecting them in series are remarkably visible. A wristwatch device that impairs aesthetic appearance and decoratively shields the wiring portion is greatly restricted in design.
【００１３】そのため、光発電素子へ入射する光量を犠
牲にして光発電素子の入射側に、装飾的な目的で半透過
性のセラミック基板の文字板を設けたアナログ式の腕時
計装置が市販されているが、セラミック基板の透過率は
わずか２０％であり、高透過率であり、装飾的にも優れ
ている機材が要望されている。For this reason, an analog wristwatch device having a semi-transparent ceramic substrate dial for decorative purposes on the incident side of the photovoltaic element at the expense of the amount of light incident on the photovoltaic element has been commercially available. However, there is a demand for a ceramic substrate having a transmittance of only 20%, a high transmittance, and an excellent decorative property.
【００１４】［発明の目的］本発明の目的は、上記課題
を解決して、デザインの自由度がありさらに高級感ある
メタリックなデジタル表示と光発電機能をもつ腕時計装
置を提供することにある。[Object of the Invention] An object of the present invention is to solve the above-described problems and to provide a wristwatch device having a metallic digital display and a photovoltaic power generation function which has a high degree of freedom in design and a sense of quality.
【００１５】[0015]
【課題を解決するための手段】上記目的を達成するた
め、本発明による腕時計装置の構成は、下記に記載の手
段を採用する。Means for Solving the Problems In order to achieve the above object, the structure of a wristwatch device according to the present invention employs the following means.
【００１６】本発明による腕時計装置の構成は、液晶表
示パネルの視認側に設ける吸収型偏光板、液晶表示パネ
ルの視認側と反対側に設ける反射型偏光板とからなる液
晶表示体を光発電素子の光の入射側に設けた腕時計装置
であって、吸収型偏光板は透過容易軸と直交する光の振
動面は吸収するシートであり、反射型偏光板は透過容易
軸と直交する光の振動面は反射するシートである。The structure of the wristwatch device according to the present invention comprises a liquid crystal display comprising a light-absorbing polarizing plate provided on the viewing side of the liquid crystal display panel and a reflective polarizing plate provided on the side opposite to the viewing side of the liquid crystal display panel. In the wristwatch device provided on the light incident side, the absorption type polarizing plate is a sheet absorbing the vibration plane of light orthogonal to the easy transmission axis, and the reflection type polarization plate is vibration of light orthogonal to the easy transmission axis. The surface is a reflective sheet.
【００１７】本発明による腕時計装置の構成は、液晶表
示パネルの視認側に設ける吸収型偏光板、液晶表示パネ
ルの視認側と反対側に設ける反射型偏光板とからなる液
晶表示体を光発電素子の光の入射側に設けた腕時計装置
であって、吸収型偏光板は透過容易軸と直交する光の振
動面は吸収するシートであり、反射型偏光板は透過容易
軸と直交する光の振動面のうち特定の波長のみを反射す
るシートである。The structure of the wristwatch device according to the present invention comprises a liquid crystal display comprising an absorption type polarizing plate provided on the viewing side of the liquid crystal display panel and a reflection type polarizing plate provided on the side opposite to the viewing side of the liquid crystal display panel. In the wristwatch device provided on the light incident side, the absorption type polarizing plate is a sheet absorbing the vibration plane of light orthogonal to the easy transmission axis, and the reflection type polarization plate is vibration of light orthogonal to the easy transmission axis. The sheet reflects only a specific wavelength of the surface.
【００１８】本発明による腕時計装置の構成は、液晶表
示パネルの視認側に設ける吸収型偏光板、液晶表示パネ
ルの視認側と反対側に設ける２枚の反射型偏光板とから
なる液晶表示体を光発電素子の光の入射側に設けた腕時
計装置であって、吸収型偏光板は透過容易軸と直交する
光の振動面は吸収するシートであり、２枚の反射型偏光
板のうち第１の反射型偏光板は透過容易軸と直交する光
の振動面のうち特定の波長のみを反射するシートであ
り、第２の反射型偏光板は透過容易軸と直交する光の振
動面のうち第１の反射型偏光板で反射する波長と異なる
波長を反射するシートであり、第１の反射型偏光板の透
過容易軸と第２の反射型偏光板の透過容易軸を直交させ
て配置する。The structure of the wristwatch device according to the present invention comprises a liquid crystal display comprising an absorption type polarizing plate provided on the viewing side of the liquid crystal display panel and two reflection type polarizing plates provided on the side opposite to the viewing side of the liquid crystal display panel. A wristwatch device provided on a light incident side of a photovoltaic element, wherein the absorbing polarizer is a sheet that absorbs a vibration plane of light orthogonal to the easy transmission axis, and the first of the two reflective polarizers. The reflective polarizing plate is a sheet that reflects only a specific wavelength among the vibration planes of light orthogonal to the easy transmission axis, and the second reflection polarizing plate is a sheet that reflects light of the vibration plane orthogonal to the easy transmission axis. This is a sheet that reflects a wavelength different from the wavelength reflected by the first reflective polarizing plate, and is disposed such that the easy transmission axis of the first reflection polarizing plate is orthogonal to the transmission easy axis of the second reflection polarizing plate.
【００１９】本発明による腕時計装置の構成は、液晶表
示パネルの視認側に設ける反射型偏光板、液晶表示パネ
ルの視認側と反対側に設ける吸収型偏光板からなる液晶
表示体を光発電素子の光の入射側に設けた腕時計装置で
あって、反射型偏光板は透過容易軸と直交する光の振動
面は反射するシートであり、吸収型偏光板は透過容易軸
と直交する光の振動面は吸収するシートである。The structure of the wristwatch device according to the present invention comprises a liquid crystal display comprising a reflective polarizing plate provided on the viewing side of the liquid crystal display panel and an absorbing polarizing plate provided on the side opposite to the viewing side of the liquid crystal display panel. In a wristwatch device provided on the light incident side, the reflective polarizing plate is a reflecting sheet for a vibration surface of light orthogonal to the easy transmission axis, and the absorption polarizing plate is a vibration surface of light orthogonal to the easy transmission axis. Is an absorbing sheet.
【００２０】本発明による腕時計装置の構成は、液晶表
示パネルの視認側に設ける反射型偏光板、液晶表示パネ
ルの視認側と反対側に設ける吸収型偏光板からなる液晶
表示体を光発電素子の光の入射側に設けた腕時計装置で
あって、反射型偏光板は透過容易軸と直交する光の振動
面のうち特定の波長のみを反射するシートであり、吸収
型偏光板は透過容易軸と直交する振動面は吸収するシー
トである。The structure of the wristwatch device according to the present invention comprises a liquid crystal display comprising a reflection type polarizing plate provided on the viewing side of the liquid crystal display panel and an absorption type polarizing plate provided on the side opposite to the viewing side of the liquid crystal display panel. In a wristwatch device provided on the light incident side, the reflective polarizing plate is a sheet that reflects only a specific wavelength among the vibration planes of light orthogonal to the easy transmission axis, and the absorption polarizing plate is a sheet that reflects the easy transmission axis. The orthogonal vibration plane is an absorbing sheet.
【００２１】本発明による腕時計装置の構成は、液晶表
示パネルの視認側に設ける高透過率の散乱板と反射型偏
光板、液晶表示パネルの視認側と反対側に設ける吸収型
偏光板からなる液晶表示体を光発電素子の光の入射側に
設けた腕時計装置であって、反射型偏光板は透過容易軸
と直交する光の振動面の全波長あるいは特定の波長のみ
を反射するシートであり、吸収型偏光板は透過容易軸と
直交する振動面は吸収するシートである。The structure of the wristwatch device according to the present invention comprises a liquid crystal comprising a scattering plate and a reflective polarizing plate having a high transmittance provided on the viewing side of the liquid crystal display panel, and an absorbing polarizing plate provided on the side opposite to the viewing side of the liquid crystal display panel. In a wristwatch device in which a display body is provided on the light incident side of a photovoltaic element, the reflective polarizing plate is a sheet that reflects all wavelengths or only specific wavelengths of a vibration surface of light orthogonal to an easy transmission axis, The absorption type polarizing plate is a sheet that absorbs a vibration plane orthogonal to the easy transmission axis.
【００２２】本発明による腕時計装置の構成は、液晶表
示パネルの視認側と視認側と反対側に設ける反射型偏光
板とからなる液晶表示体を光発電素子の光の入射側に設
けた腕時計装置であって、反射型偏光板は透過容易軸と
直交する光の振動面は反射するシートである。The structure of the wristwatch device according to the present invention is a wristwatch device in which a liquid crystal display comprising a viewing side of a liquid crystal display panel and a reflective polarizing plate provided on a side opposite to the viewing side is provided on a light incident side of a photovoltaic element. The reflective polarizing plate is a sheet that reflects a vibration plane of light orthogonal to the easy transmission axis.
【００２３】本発明による腕時計装置の構成は、液晶表
示パネルの視認側と視認側と反対側に設ける反射型偏光
板とからなる液晶表示体を光発電素子の光の入射側に設
けた腕時計装置であって、視認側に設けた第１の反射型
偏光板と視認側の反対側に設けた第２の反射型偏光板と
は透過容易軸と直交する光の振動面の反射する波長の異
なるシートである。The structure of the wristwatch device according to the present invention is a wristwatch device in which a liquid crystal display comprising a viewing side of a liquid crystal display panel and a reflective polarizing plate provided on a side opposite to the viewing side is provided on a light incident side of a photovoltaic element. Wherein the first reflective polarizing plate provided on the viewing side and the second reflective polarizing plate provided on the opposite side of the viewing side have different wavelengths of light reflected on the vibration plane of light orthogonal to the easy transmission axis. It is a sheet.
【００２４】本発明による腕時計装置の構成は、液晶表
示パネルの視認側と視認側と反対側に設ける反射型偏光
板とからなり、視認側の反射型偏光板の視認側、あるい
は視認側の反対側の反射型偏光板の視認側のどちらか一
方あるいは両方に高透過率の散乱板を設ける液晶表示体
を光発電素子の光の入射側に設けた腕時計装置であっ
て、反射型偏光板は透過容易軸と直交する光の振動面は
反射するシートであり、視認側に設けた第１の反射型偏
光板と視認側の反対側に設けた第２の反射型偏光板とは
透過容易軸と直交する光の振動面の反射する波長の異な
るシートであってもよい。The structure of the wristwatch device according to the present invention comprises a viewing side of the liquid crystal display panel and a reflection type polarizing plate provided on the side opposite to the viewing side, and the viewing side of the reflection type polarizing plate on the viewing side or the opposite side to the viewing side. A wristwatch device in which a liquid crystal display body provided with a scattering plate having a high transmittance on one or both of the viewing sides of the reflective polarizing plate on the side is provided on the light incident side of the photovoltaic element, and the reflective polarizing plate is The vibrating surface of the light orthogonal to the easy transmission axis is a reflecting sheet, and the first reflection type polarizing plate provided on the viewing side and the second reflection type polarizing plate provided on the opposite side to the viewing side have an easy transmission axis. Sheets having different wavelengths reflected by the vibrating surface of light orthogonal to the light may be used.
【００２５】［作用］本発明の腕時計装置において、液
晶表示体の液晶表示パネルの視認側に配置する吸収型偏
光板の透過容易軸透過容易軸と直交する振動面をもつ直
線偏光は吸収する部材であり、視認側と反対側に配置す
る反射型偏光板は透過容易軸と直交する振動面をもつ直
線偏光は反射する部材である。[Operation] In the wristwatch device of the present invention, a member which absorbs linearly polarized light having a vibration plane orthogonal to the easy transmission axis of the absorbing polarizer disposed on the viewing side of the liquid crystal display panel of the liquid crystal display body. The reflective polarizer disposed on the side opposite to the viewing side is a member that reflects linearly polarized light having a vibration plane orthogonal to the easy transmission axis.
【００２６】液晶表示パネルの視認側に配置する吸収型
偏光板の透過容易軸と視認側と反対側に配置する反射型
偏光板の透過容易軸とを直角となるように配置し、さら
に液晶層を９０度以下のツイスト角のツイストネマチッ
ク液晶とする。The easy-transmission axis of the absorption-type polarizing plate disposed on the viewing side of the liquid crystal display panel and the easy-transmission axis of the reflection-type polarizing plate disposed on the side opposite to the viewing side are arranged at right angles. Is a twisted nematic liquid crystal having a twist angle of 90 degrees or less.
【００２７】このような構成において、電圧無印加の状
態では吸収型偏光板に入射した光のうち透過容易軸と直
交した振動面の光は吸収されてしまうが残りの半分の光
は、液晶より９０度偏光した状態で反射型偏光板に到達
し、反射型偏光板を通過し光発電素子に到達する。In such a configuration, in the state where no voltage is applied, of the light incident on the absorbing polarizer, the light on the vibrating surface orthogonal to the easy transmission axis is absorbed, but the other half of the light is more than the liquid crystal. The light reaches the reflective polarizing plate in a state of being polarized by 90 degrees, passes through the reflective polarizing plate, and reaches the photovoltaic element.
【００２８】電圧印加の状態では、吸収型偏光板を通過
した光は、そのまま反射型偏光板に到達し透過容易軸と
直交するため反射される。When a voltage is applied, light that has passed through the absorbing polarizer reaches the reflective polarizer as it is and is reflected because it is orthogonal to the axis of easy transmission.
【００２９】デジタル表示を電圧印加時としたときに
は、表示部はメタリックに光り、電圧無印加の背景は文
字板や光発電素子など液晶表示体の視認側の反対側の部
材と同色になる。When digital display is performed when a voltage is applied, the display portion shines metallically, and the background where no voltage is applied becomes the same color as a member such as a dial or a photovoltaic element on the side opposite to the viewing side of the liquid crystal display.
【００３０】液晶表示パネルの視認側に配置する吸収型
偏光板の透過容易軸と視認側と反対側に配置する反射型
偏光板の透過容易軸とを平行となるように配置し、デジ
タル表示を電圧印加時としたときには、表示部は背景の
文字板や発電素子など液晶表示体の視認側と反対側の部
材の色で表示され、表示部周囲の電圧無印加部がメタリ
ックに光りメタリック部の光は光発電素子までは到達せ
ず光発電素子の受光は行われない。A digital display is arranged by arranging the easy transmission axis of the absorption type polarizing plate arranged on the viewing side of the liquid crystal display panel and the easy transmission axis of the reflection type polarizing plate arranged on the side opposite to the viewing side in parallel. When a voltage is applied, the display section is displayed in the color of a member on the side opposite to the viewing side of the liquid crystal display, such as a background dial or a power generation element, and the voltage non-applied section around the display section shines metallically, and The light does not reach the photovoltaic element, and no light is received by the photovoltaic element.
【００３１】このような構成において、液晶表示パネル
の視認側に配置する吸収型偏光板を液晶表示パネルの一
部分に、たとえばデジタル表示する部分にのみ設けた場
合、電圧無印加部では、吸収型偏光板を設けた部分でも
吸収型偏光板を設けない部分でも、メタリックに光り、
しかも吸収型偏光板を設けない部分では、視認側で偏光
されないため、液晶表示パネルを通して反射型偏光板に
到達する光のうち透過容易軸と直交する光の振動面は吸
収型偏光板を設けた部分と同様に反射するが、透過容易
軸と平行の光は反射型偏光板に到達し、反射型偏光板を
通過して光発電素子の受光が可能になる。In such a configuration, when the absorption type polarizing plate disposed on the viewing side of the liquid crystal display panel is provided in a part of the liquid crystal display panel, for example, only in a portion for digital display, the absorption type polarization plate is provided in the portion where no voltage is applied. Even in the part where the plate is provided or the part where the absorption type polarizing plate is not provided, it shines metallic,
Moreover, in the portion where the absorption-type polarizing plate is not provided, since the light is not polarized on the viewing side, among the light reaching the reflection-type polarizing plate through the liquid crystal display panel, the vibration plane of light orthogonal to the easy transmission axis is provided with the absorption-type polarizing plate. Light that is reflected in the same manner as the portion, but is parallel to the easy transmission axis reaches the reflective polarizing plate, passes through the reflective polarizing plate, and can be received by the photovoltaic element.
【００３２】また、時刻表示あるいは光発電機能全域に
液晶表示体を設け、該時刻表示の一部分あるいは光発電
機能の一部分にデジタル表示機能を付加した場合、デジ
タル表示部と表示部以外がほとんど同色になり、違和感
のないデジタル表示が可能であり、透過光量を犠牲にし
て設けた半透過型の文字板も不要になる。When a liquid crystal display is provided over the entire area of the time display or photovoltaic function and a digital display function is added to a part of the time display or part of the photovoltaic function, almost the same color is used except for the digital display part and the display part. Digital display without a sense of incongruity is possible, and a semi-transmissive dial provided at the expense of the amount of transmitted light is not required.
【００３３】さらに、反射型偏光板として特定の波長の
みを反射する反射型偏光板を用いた場合、カラフルな表
示が可能であり腕時計装置としてデザイン性が向上し、
光発電機能をもたせた腕時計装置の前述の欠点をも克服
できる。Furthermore, when a reflective polarizing plate that reflects only a specific wavelength is used as the reflective polarizing plate, colorful display is possible, and the design of the wristwatch device is improved,
The above-mentioned disadvantages of the wristwatch device having the photovoltaic function can be overcome.
【００３４】また本発明による腕時計装置の構成におい
て、液晶表示パネルの視認側に設ける吸収型偏光板、液
晶表示パネルの視認側と反対側に設ける２枚の反射型偏
光板とからなる液晶表示体を光発電素子の光の入射側に
設けた腕時計装置では、吸収型偏光板は透過容易軸と直
交する光の振動面は吸収するシートであり、２枚の反射
型偏光板のうち第１の反射型偏光板は透過容易軸と直交
する光の振動面のうち特定の波長のみを反射するシート
であり、第２の反射型偏光板は透過容易軸と直交する光
の振動面のうち第１の反射型偏光板で反射する波長と異
なる波長を反射するシートであり、第１の反射型偏光板
の透過容易軸と第２の反射型偏光板の透過容易軸を直交
させて配置する。Further, in the configuration of the wristwatch device according to the present invention, a liquid crystal display comprising an absorption type polarizing plate provided on the viewing side of the liquid crystal display panel and two reflection type polarizing plates provided on the side opposite to the viewing side of the liquid crystal display panel. In the wristwatch device provided on the light incident side of the photovoltaic element, the absorbing polarizer is a sheet that absorbs the vibration surface of light orthogonal to the easy transmission axis, and the first of the two reflective polarizers The reflective polarizer is a sheet that reflects only a specific wavelength among the vibration planes of light orthogonal to the easy transmission axis, and the second reflection polarizer is the first sheet of the vibration plane of light perpendicular to the easy transmission axis. This is a sheet that reflects a wavelength different from the wavelength reflected by the reflective polarizer, wherein the easy-transmission axis of the first reflective polarizer and the easy-transmission axis of the second reflective polarizer are orthogonally arranged.
【００３５】このような構成において、吸収型偏光板の
透過容易軸と平行の振動面をもつ光は、第１の反射型偏
光板の透過容易軸を吸収型偏光板の透過容易軸と直交さ
せて配置した場合、電圧印加部は第１の反射型偏光板で
特定の波長のみが反射しそれ以外の波長は第１の反射型
偏光板を通過して透過容易軸の直交した第２の反射型偏
光板をも通過して光発電素子に到達し、第１の反射型偏
光板で反射した色と光発電素子の色が混色して表示さ
れ、電圧無印加の部分では第１の反射型偏光板を通過し
た光は第２の反射型偏光板で特定の波長のみが反射しそ
れ以外の波長は反射型偏光板を通過して光発電素子に到
達し、第２の反射型偏光板で反射した色と光発電素子の
色が混色して見え、カラフルな表示が可能であり腕時計
装置としてデザイン性が向上し、光発電機能を持たせた
腕時計装置の前述の欠点をも克服できる。In such a configuration, light having a vibration plane parallel to the easy transmission axis of the absorption type polarizing plate makes the easy transmission axis of the first reflection type polarizing plate perpendicular to the easy transmission axis of the absorption type polarizing plate. In this case, the voltage application unit reflects only a specific wavelength on the first reflective polarizer, and the other wavelengths pass through the first reflective polarizer and pass through the first reflective polarizer. The light reflected by the first reflective polarizing plate and the color of the photovoltaic element are displayed as a mixture of the colors reflected by the first reflective polarizing plate and the first reflective type when no voltage is applied. The light that has passed through the polarizing plate reflects only a specific wavelength on the second reflective polarizing plate, and the other wavelengths pass through the reflective polarizing plate and reach the photovoltaic element, and are reflected by the second reflective polarizing plate. The reflected color and the color of the photovoltaic element appear mixed and can be displayed in a colorful manner. There was improved, and overcome the aforementioned drawbacks of the wristwatch which gave photovoltaic function.
【００３６】また、第１の反射型偏光板の透過容易軸を
吸収型偏光板の透過容易軸と平行に配置した場合、電圧
印加部るいは電圧無印加部それぞれが作用と逆の色を表
示することができる。When the easy transmission axis of the first reflection type polarizing plate is arranged in parallel with the easy transmission axis of the absorption type polarizing plate, each of the voltage applying portion and the voltage non-applying portion displays a color opposite to the action. can do.
【００３７】本発明の腕時計装置において、液晶表示体
の液晶表示パネルの視認側に反射型偏光板を設け、視認
側と反対側に吸収型偏光板を用いても全く同様な効果を
得ることができる。In the wristwatch device of the present invention, the same effect can be obtained by providing a reflective polarizing plate on the viewing side of the liquid crystal display panel of the liquid crystal display and using an absorbing polarizing plate on the side opposite to the viewing side. it can.
【００３８】このような構成においては、視認側のメタ
リック色が全反射で強すぎるため反射型偏光板の視認側
に散乱板を設けるとよい。In such a configuration, since the metallic color on the viewing side is too strong in total reflection, it is preferable to provide a scattering plate on the viewing side of the reflective polarizing plate.
【００３９】本発明の腕時計装置において、液晶表示パ
ネルの視認側と視認側と反対側に反射型偏光板を設けて
も同様な効果を得ることができるが、光発電素子への光
の入射を考慮すると、光発電素子部は視認側あるいは視
認側と反対側の反射型偏光板を部分的にのぞくことが必
要である。In the wristwatch device of the present invention, the same effect can be obtained by providing a reflective polarizing plate on the viewing side of the liquid crystal display panel and on the side opposite to the viewing side. In consideration of this, it is necessary that the photovoltaic element section partially excludes the reflective polarizing plate on the viewing side or on the side opposite to the viewing side.
【００４０】このような構成において、特定波長のみを
反射する反射型偏光板を用いることは、前述の作用に説
明したようにカラフルな表示を得ることに有効であり、
ソフトな高級感ある表示には散乱板を設けるとよい。In such a configuration, using a reflective polarizer that reflects only a specific wavelength is effective in obtaining a colorful display as described in the above operation.
It is advisable to provide a scattering plate for soft high-quality display.
【００４１】[0041]
【発明の実施の形態】以下、図面を使用して本発明の液
晶表示体を利用し光発電機能をもつ腕時計装置における
最適な実施形態を説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a wristwatch device having a photovoltaic function utilizing a liquid crystal display of the present invention will be described below with reference to the drawings.
【００４２】［第１の実施形態：図１および図２］つぎ
に本発明の第１の実施の形態における腕時計装置の構成
を図１および図２を用いて説明する。[First Embodiment: FIGS. 1 and 2] Next, the configuration of a wristwatch device according to a first embodiment of the present invention will be described with reference to FIGS. 1 and 2. FIG.
【００４３】図１に示すように、第１の実施形態の腕時
計装置は、第１の基板１４と第２の基板１６との間にシ
ール材１７によって封じされた液晶層１５からなる液晶
表示パネル１１の視認側に高透過率の吸収型偏光板１０
を設け、さらに液晶表示パネル１１の視認側と反対側に
反射型偏光板１２を設けた液晶表示体に穴を開け、時針
５分針６と、光発電素子４の視認側すなわち光発電素子
４への光の入射方向に固定枠２０を介してケース１に固
定する。As shown in FIG. 1, the wristwatch device according to the first embodiment has a liquid crystal display panel comprising a liquid crystal layer 15 sealed between a first substrate 14 and a second substrate 16 by a sealing material 17. 11 is a high transmittance absorption polarizing plate 10 on the viewing side
And a hole is made in the liquid crystal display body provided with the reflective polarizing plate 12 on the side opposite to the viewing side of the liquid crystal display panel 11, and the hour hand 5 minute hand 6 and the viewing side of the photovoltaic element 4, that is, the photovoltaic element 4 Is fixed to the case 1 via the fixing frame 20 in the light incident direction.
【００４４】第１の基板１４と第２の基板１６には液晶
を駆動するための電極（図示せず）が設けられており、
電極上には配向膜（図示せず）が塗布され、擦り処理を
施すことにより液晶を配向させる。The first substrate 14 and the second substrate 16 are provided with electrodes (not shown) for driving liquid crystal.
An alignment film (not shown) is applied on the electrodes, and the liquid crystal is aligned by rubbing.
【００４５】液晶層としては、第１の基板１４から第２
の基板１６に９０度ツイストする、ツイステッドネマチ
ック型を用いる。As the liquid crystal layer, the first substrate 14
Twisted nematic type, which is twisted 90 degrees to the substrate 16 of FIG.
【００４６】ここで、液晶表示パネル１１の視認側に設
ける吸収型偏光板１０は、透過容易軸と平行する光の振
動面は透過し、透過容易軸と直交する光の振動面は吸収
するシート状の部材であり、液晶表示パネル１１の視認
側と反対側に設ける反射型偏光板１２は、透過容易軸と
平行な光の振動面は透過し、透過容易軸と直交する光の
振動面は反射するシート状の部材である。Here, the absorbing polarizer 10 provided on the viewing side of the liquid crystal display panel 11 is a sheet that transmits a vibration plane of light parallel to the easy transmission axis and absorbs a vibration plane of light perpendicular to the easy transmission axis. The reflective polarizing plate 12 provided on the side opposite to the viewing side of the liquid crystal display panel 11 transmits a vibration plane of light parallel to the easy transmission axis and a vibration plane of light orthogonal to the easy transmission axis. It is a sheet-like member that reflects light.
【００４７】第１の実施形態においては吸収型偏光板１
０を液晶パネルの視認側の一部に図２に示すように設
け、該吸収型偏光板１０の透過容易軸と反射型偏光板１
２の透過容易軸は平行になるように配置する。In the first embodiment, the absorption type polarizing plate 1
2 is provided on a part of the viewing side of the liquid crystal panel as shown in FIG.
The two easy transmission axes are arranged in parallel.
【００４８】この第１の実施形態に用いた反射型偏光板
は、住友スリーエム株式会社のオプチカルフィルム Ｄ
ＢＥＦ（商品名）を使用する。The reflective polarizing plate used in the first embodiment is an optical film D manufactured by Sumitomo 3M Limited.
Use BEF (trade name).
【００４９】この実施形態における光発電素子は、ｐｉ
ｎ接合したａーＳｉを図２に示すように扇形の４個の光
発電素子を直列に接続して用いる。The photovoltaic element in this embodiment has a pi
The n-junction a-Si is used by connecting four fan-shaped photovoltaic elements in series as shown in FIG.
【００５０】この光発電素子の構造は図示しないが、無
アルカリガラス上に透明電極としてＳｎＯ２を９００ｎ
ｍ形成しフォトリソ手法を用いて扇形にパターンニング
し、その上にＣＶＤを用いてｐｉｎ接合したａーＳｉを
７００ｎｍと反射率が高く高融点金属のモリブデンをス
パッタを用いて２００ｎｍを形成し、ＳｎＯ２と同様に
フォトリソ手法を用いて同時にパターンニングした後、
直列接続するための高融点金属を形成しパターンニング
して得る。Although the structure of this photovoltaic element is not shown, SnO2 is used as a transparent electrode on a non-alkali glass in 900n.
m is formed, patterned into a fan shape using a photolithography technique, and a-Si pin-joined using a CVD method is formed to a thickness of 700 nm to form a 200 nm thick sputter of molybdenum, a high melting point metal, having a high reflectance of 700 nm. After patterning at the same time using the photolithography method as in
A refractory metal for series connection is formed and patterned.
【００５１】このような構造の光発電素子は、ガラス基
板側が受光面となり、ガラス基板、ＳｎＯ２を通過して
ａーＳｉに入射した光は反射率の高い金属によって反射
されるが、ａーＳｉ内で乱反射を繰り返し再びガラス基
板面にでてくることが少ないため黒く見え、光発電素子
を形成しない扇形以外の部分では光を透過するため光発
電素子を直列に接続するための配線（図示せず）や図１
に示すように光発電素子の下の時針５や分針６を駆動す
るための輪列２３が見えてしまう。In the photovoltaic element having such a structure, light incident on the a-Si after passing through the glass substrate and SnO2 is reflected by a metal having a high reflectivity. It is hard to repeat diffuse reflection inside the glass substrate surface, so it looks black. Wiring (not shown) for connecting photovoltaic elements in series other than the fan-shaped part where photovoltaic elements are not formed to transmit light. Zu) and Figure 1
As shown in the figure, the wheel train 23 for driving the hour hand 5 and the minute hand 6 below the photovoltaic element is seen.
【００５２】図１に示すように、光発電素子は配線９を
通して補助電池８に給電されるが、配線９との接続電極
部分を除いて、保護の目的でエポキシ樹脂を３μｍの厚
さでコーティングする。As shown in FIG. 1, the photovoltaic element is supplied with power to the auxiliary battery 8 through the wiring 9, but is coated with an epoxy resin to a thickness of 3 μm for protection except for the connection electrode part with the wiring 9. I do.
【００５３】保護の目的のエポキシ樹脂にカーボンなど
を混入させて、光発電素子を形成しない扇形以外の部分
の光の透過を少なくし目立たなくする手法を取ることが
あるが完全でない。In some cases, carbon or the like is mixed into an epoxy resin for the purpose of protection to reduce the transmission of light in portions other than the fan-shaped portion where the photovoltaic element is not formed to make the portion inconspicuous, but this is not perfect.
【００５４】第１の基板１４と、第２の基板１６の厚さ
はそれぞれ０．４ｍｍであり、吸収型偏光板１０と、反
射型偏光板１２の厚さはそれぞれ０．１３ｍｍであり、
液晶層１５の厚さはわずかに０．０１ｍｍ以下であり、
ケース１への取り付け部の厚さは０．１ｍｍであるか
ら、時針５と光発電素子４との間は、わずか１．２ｍｍ
あればよい。The thickness of each of the first substrate 14 and the second substrate 16 is 0.4 mm, and the thickness of each of the absorbing polarizer 10 and the reflective polarizer 12 is 0.13 mm.
The thickness of the liquid crystal layer 15 is slightly less than 0.01 mm,
Since the thickness of the attachment portion to the case 1 is 0.1 mm, the distance between the hour hand 5 and the photovoltaic element 4 is only 1.2 mm.
I just need.
【００５５】本発明の腕時計装置では、第１の基板１４
と第２の基板１６とに時、分、秒などの時刻情報や日
付、曜日、月、年などのカレンダー情報、あるいは住
所、電話番号などの個人情報を表示するための電極（図
示せず）を設け、電極を設けた部分の視認側に吸収型偏
光板を配し、電極に電圧を印加することにより情報を光
発電素子の色に表示する。In the wristwatch device of the present invention, the first substrate 14
An electrode (not shown) for displaying time information such as hours, minutes, and seconds, calendar information such as date, day of the week, month, and year, or personal information such as an address and a telephone number on the second board 16; Is provided, an absorption type polarizing plate is arranged on the viewing side of the portion where the electrode is provided, and information is displayed in the color of the photovoltaic element by applying a voltage to the electrode.
【００５６】吸収型偏光板の設けない部分、および吸収
型偏光板を設けたが液晶層に電圧をかけない部分は、メ
タリックに輝くため高級感があり、同一平面に設けられ
た光発電素子の間の透過する部分も目立たない。The portion where the absorption type polarizing plate is not provided and the portion where the absorption type polarizing plate is provided but no voltage is applied to the liquid crystal layer have a high-class appearance because they shine metallically. The transparent part between them is not noticeable.
【００５７】［第２の実施形態：図３］図３に示すよう
に第２の実施形態の腕時計装置は、第１の基板１４と第
２の基板１６との間にシール材１７によって封じされた
液晶層１５からなる液晶表示パネル１１の視認側に高透
過率の吸収型偏光板１０を設け、さらに液晶表示パネル
１１の視認側と反対側に特定の波長のみを反射する第１
の反射型偏光板１２と該反射型偏光板と異なる波長を反
射する第２の反射型偏光板１３の透過容易軸を直交させ
て配置した液晶表示体に穴を開け、時針５分針６と、光
発電素子４の視認側すなわち光発電素子４への光の入射
方向に固定枠２０を介してケース１に固定する。[Second Embodiment: FIG. 3] As shown in FIG. 3, the wristwatch device of the second embodiment is sealed between a first substrate 14 and a second substrate 16 by a sealing material 17. A high transmittance absorptive polarizer 10 is provided on the viewing side of the liquid crystal display panel 11 composed of the liquid crystal layer 15, and the first type which reflects only a specific wavelength on the side opposite to the viewing side of the liquid crystal display panel 11.
A hole is formed in a liquid crystal display in which the reflection-type polarizing plate 12 and the second reflection-type polarizing plate 13 that reflects a wavelength different from that of the reflection-type polarizing plate are arranged so that the axes of easy transmission are orthogonal to each other. The photovoltaic element 4 is fixed to the case 1 via the fixing frame 20 on the viewing side, that is, in the light incident direction on the photovoltaic element 4.
【００５８】第１の基板１４と第２の基板１６には液晶
を駆動するための電極（図示せず）が設けられており、
電極上には配向膜（図示せず）が塗布され、擦り処理を
施すことにより液晶を配向させる。The first substrate 14 and the second substrate 16 are provided with electrodes (not shown) for driving liquid crystal.
An alignment film (not shown) is applied on the electrodes, and the liquid crystal is aligned by rubbing.
【００５９】液晶層としては、第１の基板１４から第２
の基板１６に９０度ツイストする、ツイステッドネマチ
ック型を用いる。As the liquid crystal layer, the first substrate 14
Twisted nematic type, which is twisted 90 degrees to the substrate 16 of FIG.
【００６０】ここで、液晶表示パネル１１の視認側に設
ける吸収型偏光板１０は、透過容易軸と平行する光の振
動面は透過し、透過容易軸と直交する光の振動面は吸収
するシート状の部材であり、液晶表示パネル１１の視認
側と反対側に設ける反射型偏光板１２および１３は、透
過容易軸と平行な光の振動面は透過し、透過容易軸と直
交する光の特定の波長が反射するシート状の部材であ
る。Here, the absorbing polarizer 10 provided on the viewing side of the liquid crystal display panel 11 is a sheet that transmits a vibration plane of light parallel to the easy transmission axis and absorbs a vibration plane of light perpendicular to the easy transmission axis. The reflective polarizers 12 and 13 provided on the liquid crystal display panel 11 on the side opposite to the viewing side of the liquid crystal display panel 11 specify light that is transmitted through a vibration plane of light parallel to the easy transmission axis and orthogonal to the easy transmission axis. Is a sheet-like member that reflects light of the following wavelengths.
【００６１】第２の実施形態においては吸収型偏光板１
０を液晶パネルの視認側に設け、吸収型偏光板１０の透
過容易軸と第１の反射型偏光板１２の透過容易軸は直交
するように配置する。In the second embodiment, the absorption type polarizing plate 1
0 is provided on the viewing side of the liquid crystal panel, and the axis of easy transmission of the absorption polarizer 10 and the axis of easy transmission of the first reflective polarizer 12 are arranged orthogonal to each other.
【００６２】第２の反射型偏光板１３の透過容易軸は吸
収型偏光板１０の透過容易軸と平行になる。The axis of easy transmission of the second reflective polarizer 13 is parallel to the axis of easy transmission of the absorbing polarizer 10.
【００６３】第２の実施形態に用いた反射型偏光板は、
住友スリーエム株式会社のオプチカルフィルム ＤＢＥ
Ｆ（商品名）を使用する。The reflection type polarizing plate used in the second embodiment is
Sumitomo 3M Optical Film DBE
Use F (product name).
【００６４】第２の実施形態における光発電素子は、第
１の実施の形態で示したものと同様ものを用いる。As the photovoltaic element in the second embodiment, the same one as shown in the first embodiment is used.
【００６５】本発明の腕時計装置では、第１の基板１４
と第２の基板１６とに時、分、秒などの時刻情報や日
付、曜日、月、年などのカレンダー情報、あるいは住
所、電話番号などの個人情報を表示するための電極（図
示せず）を設け、電極に電圧を印加する事により情報を
第１の反射型偏光板で反射された色に表示する。In the wristwatch device of the present invention, the first substrate 14
An electrode (not shown) for displaying time information such as hours, minutes, and seconds, calendar information such as date, day of the week, month, and year, or personal information such as an address and a telephone number on the second board 16; Is provided, and information is displayed in the color reflected by the first reflective polarizing plate by applying a voltage to the electrode.
【００６６】第１の反射型偏光板１２で反射されない波
長の光は、第２の反射型偏光板１３を通過して光発電素
子に到達する。Light having a wavelength not reflected by the first reflective polarizer 12 passes through the second reflective polarizer 13 and reaches the photovoltaic element.
【００６７】液晶層に電圧をかけない部分では、第１の
反射型偏光板１２を通過した光が第２の反射型偏光板で
反射された特定の波長の色を表示し、同一平面に設けら
れた光発電素子の間の透過する部分も目立たない。In a portion where no voltage is applied to the liquid crystal layer, light having passed through the first reflective polarizer 12 is reflected by the second reflective polarizer to display a color of a specific wavelength, and is provided on the same plane. The transparent portion between the photovoltaic elements is not noticeable.
【００６８】本発明の実施の形態においては、液晶表示
体の視認側に吸収型偏光板、視認側の反対側に反射型偏
光板を配したが、視認側に反射型偏光板を設け視認側の
反対側に吸収型偏光板を設けるか、視認側と視認側の反
対側の両方に反射型偏光板を設けても同様な効果を得る
ことができる。In the embodiment of the present invention, the absorption type polarizing plate is arranged on the viewing side of the liquid crystal display and the reflection type polarizing plate is arranged on the side opposite to the viewing side. The same effect can be obtained by providing an absorption type polarizing plate on the side opposite to the above, or by providing a reflection type polarizing plate on both the viewing side and the side opposite to the viewing side.
【００６９】本発明のメタリック表示に対して、視認側
に散乱板を設けることもやわらかで上品な色調を得るた
めには有効である。It is also effective to provide a scattering plate on the viewing side for the metallic display of the present invention in order to obtain a soft and elegant color tone.
【００７０】本発明の実施の形態においては、アナログ
式時計を例に挙げて説明したが、時刻表示がデジタル式
で光発電素子をもつ腕時計においても、本発明は当然有
効である。In the embodiment of the present invention, an analog type timepiece has been described as an example. However, the present invention is naturally also applicable to a wristwatch having a digital time display and a photovoltaic element.
【００７１】[0071]
【発明の効果】以上の説明から明らかなように、本発明
による腕時計装置においては、反射型偏光板を有した液
晶表示体を光発電機能を持った腕時計装置の時刻表示部
の全域あるいは一部に、時、分、秒などの時刻情報や日
付、曜日、月、年などのカレンダー情報、あるいは住
所、電話番号などの個人情報を発電素子の黒あるいは青
色に表示する腕時計装置であり、非表示部がメタリック
の表示においても吸収型偏光板の配置を工夫することで
発電素子の受光が充分可能であり、同一平面上に配置し
た複数の発電素子の配線部の遮蔽効果もある。As is apparent from the above description, in the wristwatch device according to the present invention, the liquid crystal display having the reflective polarizing plate is entirely or partially formed on the time display section of the wristwatch device having the photovoltaic function. A watch device that displays time information such as hours, minutes, and seconds, calendar information such as date, day of the week, month, and year, or personal information such as an address and a telephone number in black or blue on the power generating element. Even in the case of a metallic display, the arrangement of the absorption type polarizing plate allows the power generating element to receive light sufficiently, and also has an effect of shielding the wiring portions of a plurality of power generating elements arranged on the same plane.
【００７２】また特定波長のみを反射する複数の反射型
偏光板を有した液晶表示体を光発電機能を持った腕時計
装置の時刻表示部の全域あるいは一部に、時、分、秒な
どの時刻情報や日付、曜日、月、年などのカレンダー情
報、あるいは住所、電話番号などの個人情報をメタリッ
クに表示し、非表示部が特定波長の反射した色になり発
電素子の受光が充分で、同一平面上に配置した複数の発
電素子の配線部の遮蔽効果もあるカラフルな腕時計装置
が可能である。Further, a liquid crystal display having a plurality of reflective polarizers for reflecting only a specific wavelength is provided on the whole or a part of the time display section of a wristwatch device having a photovoltaic function, by means of time, such as hours, minutes, and seconds. Information, calendar information such as date, day of the week, month, year, etc., or personal information such as address, telephone number, etc. are displayed metallically, and the non-display part is reflected color of a specific wavelength. A colorful wristwatch device having an effect of shielding wiring portions of a plurality of power generating elements arranged on a plane is possible.
【図１】本発明の第１の実施形態における腕時計の構造
を示す断面図である。FIG. 1 is a sectional view showing a structure of a wristwatch according to a first embodiment of the present invention.
【図２】本発明の第１の実施形態における腕時計を示す
平面図である。FIG. 2 is a plan view showing the wristwatch according to the first embodiment of the present invention.
【図３】本発明の第２の実施形態における腕時計の構造
を示す断面図である。FIG. 3 is a sectional view showing a structure of a wristwatch according to a second embodiment of the present invention.
１ 時計ケース ２ 風防ガラス ３ 裏蓋 ４ 光発電素子 ５ 時針 ６ 分針 ７ 回路基板 ８ 補助電池 ９ 配線 １０ 吸収型偏光板 １１ 液晶表示パネル １２ 反射型偏光板 １３ 第２の反射型偏光板 １４ 第１の基板 １５ 液晶層 １６ 第２の基板 １７ シール材 ２０ 固定枠 ２１ 文字表示 ２３ 輪列 DESCRIPTION OF SYMBOLS 1 Watch case 2 Windshield 3 Back cover 4 Photovoltaic element 5 Hour hand 6 Minute hand 7 Circuit board 8 Auxiliary battery 9 Wiring 10 Absorption type polarizer 11 Liquid crystal display panel 12 Reflective type polarizer 13 Second reflective type polarizer 14 First Substrate 15 Liquid crystal layer 16 Second substrate 17 Sealing material 20 Fixed frame 21 Character display 23 Wheel train
Claims (14)
するシートである反射型偏光板を少なくとも１枚備えた
液晶表示体を光発電素子の光入射側に設けたことを特徴
とする腕時計装置。1. A liquid crystal display having at least one reflective polarizing plate, which is a sheet on which a vibration surface of light orthogonal to an axis of easy transmission reflects, is provided on a light incident side of a photovoltaic element. Watch device.
示パネルの視認側と反対側に設ける反射型偏光板を備え
た液晶表示体を光発電素子の光入射側に設けたことを特
徴とする腕時計装置。2. The wristwatch device according to claim 1, wherein the liquid crystal display body includes an absorption type polarizing plate provided on a viewing side of the liquid crystal display panel and a reflection type polarizing plate provided on a side opposite to the viewing side of the liquid crystal display panel. A wristwatch device provided on the light incident side of a photovoltaic element.
示パネルの視認側と反対側に透過容易軸と直交する光の
振動面のうち特定の波長のみが反射するシートである反
射型偏光板を備えた液晶表示体を光発電素子の光入射側
に設けたことを特徴とする腕時計装置。3. The wristwatch device according to claim 1, wherein an absorbing polarizer provided on the viewing side of the liquid crystal display panel and a vibration surface of light orthogonal to the easy transmission axis on the side opposite to the viewing side of the liquid crystal display panel. A wristwatch device comprising a liquid crystal display having a reflective polarizing plate, which is a sheet that reflects only a specific wavelength, provided on the light incident side of a photovoltaic element.
示パネルの視認側と反対側に透過容易軸と直交する光の
振動面のうち特定の波長のみが反射するシートである第
１の反射型偏光板と透過容易軸と直交する光の振動面の
うち第１の反射型偏光板と異なる特定の波長のみが反射
するシートである第２の反射型偏光板とを透過容易軸を
直交させて備えた液晶表示体を光発電素子の光入射側に
設けたことを特徴とする腕時計装置。4. The wristwatch device according to claim 1, wherein the absorbing polarizer provided on the viewing side of the liquid crystal display panel and the vibration surface of light orthogonal to the easy transmission axis on the side opposite to the viewing side of the liquid crystal display panel. The first reflective polarizing plate, which is a sheet that reflects only a specific wavelength, and the sheet, which reflects only specific wavelengths different from the first reflective polarizing plate among the vibration planes of light orthogonal to the easy transmission axis. 2. A wristwatch device comprising: a liquid crystal display having two reflective polarizers with their axes of easy transmission orthogonal to each other, provided on the light incident side of a photovoltaic element.
示パネルの視認側と反対側に設ける吸収型偏光板を備え
た液晶表示体を光発電素子の光入射側に設けたことを特
徴とする腕時計装置。5. The wristwatch device according to claim 1, wherein the liquid crystal display includes a reflective polarizing plate provided on a viewing side of the liquid crystal display panel and an absorption polarizing plate provided on a side opposite to the viewing side of the liquid crystal display panel. A wristwatch device provided on the light incident side of a photovoltaic element.
易軸と直交する光の振動面のうち特定の波長のみが反射
するシートである反射型偏光板を備えた液晶表示体を光
発電素子の光入射側に設けたことを特徴とする腕時計装
置。6. The wristwatch device according to claim 5, wherein the reflective polarizing plate provided on the viewing side of the liquid crystal display panel is a sheet that reflects only a specific wavelength of a vibration plane of light orthogonal to the easy transmission axis. A wristwatch device comprising a liquid crystal display having a reflective polarizing plate provided on a light incident side of a photovoltaic element.
と、液晶表示パネルの視認側と反対側に設ける吸収型偏
光板を備える液晶表示体を光発電素子の光入射側に設け
たことを特徴とする腕時計装置。7. The wristwatch device according to claim 1, wherein the liquid crystal includes a scattering plate and a reflection type polarizing plate provided on the viewing side of the liquid crystal display panel, and an absorption type polarizing plate provided on the side opposite to the viewing side of the liquid crystal display panel. A wristwatch device wherein the display is provided on the light incident side of the photovoltaic element.
板を備えた液晶表示体を光発電素子の光入射側に設けた
ことを特徴とする腕時計装置。8. The wristwatch device according to claim 1, wherein a liquid crystal display body provided with a reflective polarizing plate on a viewing side of the liquid crystal display panel and a side opposite to the viewing side is provided on a light incident side of the photovoltaic element. A watch device characterized by the above-mentioned.
型偏光板のどちらか一方の反射型偏光板が透過容易軸と
直交する光の振動面のうち特定の波長のみが反射するシ
ートである反射型偏光板を備えた液晶表示体を光発電素
子の光入射側に設けたことを特徴とする腕時計装置。9. The wristwatch device according to claim 8, wherein one of the reflective polarizing plates provided on the viewing side and the opposite side of the viewing side of the liquid crystal display panel is orthogonal to the easy transmission axis. A wristwatch device comprising: a liquid crystal display having a reflective polarizing plate, which is a sheet that reflects only a specific wavelength among light oscillating surfaces, provided on a light incident side of a photovoltaic element.
型偏光板の両方の反射型偏光板が透過容易軸と直交する
光の振動面のうちそれぞれ異なる特定の波長のみを反射
するシートであり、それぞれの反射型偏光板の透過容易
軸を直交するように配した反射型偏光板を備えた液晶表
示体を光発電素子の光入射側に設けたことを特徴とする
腕時計装置。10. The wristwatch device according to claim 8, wherein both of the reflective polarizers provided on the viewing side of the liquid crystal display panel and the reflective polarizing plate provided on the side opposite to the viewing side are light beams orthogonal to the easy transmission axis. It is a sheet that reflects only specific wavelengths different from each other among the vibrating surfaces, and a liquid crystal display body provided with a reflective polarizer arranged so that transmission easy axes of the respective reflective polarizers are orthogonal to each other. A wristwatch device provided on the incident side.
装置であって、 液晶表示パネルの視認側と視認側と反対側に備えた反射
型偏光板のどちらか一方あるいは両方の視認側に散乱板
を設けた液晶表示体を光発電素子の光入射側に設けたこ
とを特徴とする腕時計装置。11. The wristwatch device according to claim 8, wherein the liquid crystal display panel is scattered to one or both of a viewing side and a reflection type polarizing plate provided on a side opposite to the viewing side. A wristwatch device comprising a liquid crystal display having a plate provided on a light incident side of a photovoltaic element.
装置であって、 時刻表示部が時刻を針により表示するアナログ式である
ことを特徴とする腕時計装置。12. The wristwatch device according to claim 1, wherein the time display section is of an analog type that displays time by hands.
装置であって、 時刻表示部が時刻を数字により表示するデジタル式であ
ることを特徴とする腕時計装置。13. The wristwatch device according to claim 1, wherein the time display unit is a digital type that displays time by numerals.
装置であって、 時刻表示部が時刻を針により表示するアナログ式と時刻
を数字により表示するデジタル式の両方を有することを
特徴とする腕時計装置。14. The wristwatch device according to claim 1, wherein the time display unit has both an analog type for displaying time by hands and a digital type for displaying time by numbers. Watch device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9230970A JPH1164554A (en) | 1997-08-27 | 1997-08-27 | Wrist watch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9230970A JPH1164554A (en) | 1997-08-27 | 1997-08-27 | Wrist watch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH1164554A true JPH1164554A (en) | 1999-03-05 |
Family
ID=16916185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9230970A Pending JPH1164554A (en) | 1997-08-27 | 1997-08-27 | Wrist watch device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH1164554A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001092970A1 (en) * | 2000-05-30 | 2001-12-06 | Seiko Epson Corporation | Hand-held electronic device |
| JP2006220516A (en) * | 2005-02-09 | 2006-08-24 | Citizen Seimitsu Co Ltd | Dial plate for watch |
| KR20160076984A (en) * | 2014-12-23 | 2016-07-01 | 더 스와치 그룹 리서치 앤 디벨롭먼트 엘티디 | Method for fabricating a display dial for a portable object such as a timepiece and display dial obtained thereby |
-
1997
- 1997-08-27 JP JP9230970A patent/JPH1164554A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001092970A1 (en) * | 2000-05-30 | 2001-12-06 | Seiko Epson Corporation | Hand-held electronic device |
| US7181179B2 (en) | 2000-05-30 | 2007-02-20 | Seiko Epson Corporation | Hand-held electronic device |
| JP2006220516A (en) * | 2005-02-09 | 2006-08-24 | Citizen Seimitsu Co Ltd | Dial plate for watch |
| KR20160076984A (en) * | 2014-12-23 | 2016-07-01 | 더 스와치 그룹 리서치 앤 디벨롭먼트 엘티디 | Method for fabricating a display dial for a portable object such as a timepiece and display dial obtained thereby |
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