JPH02234739A - Stereoscopic function measuring machine - Google Patents
Stereoscopic function measuring machineInfo
- Publication number
- JPH02234739A JPH02234739A JP1055852A JP5585289A JPH02234739A JP H02234739 A JPH02234739 A JP H02234739A JP 1055852 A JP1055852 A JP 1055852A JP 5585289 A JP5585289 A JP 5585289A JP H02234739 A JPH02234739 A JP H02234739A
- Authority
- JP
- Japan
- Prior art keywords
- eye
- visual field
- relay system
- image
- optical relay
- 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.)
- Granted
Links
- 210000001508 eye Anatomy 0.000 claims abstract description 47
- 230000003287 optical effect Effects 0.000 claims abstract description 21
- 238000005259 measurement Methods 0.000 claims abstract description 14
- 230000010287 polarization Effects 0.000 claims abstract description 4
- 230000004438 eyesight Effects 0.000 claims description 11
- 230000004308 accommodation Effects 0.000 claims description 8
- 210000005252 bulbus oculi Anatomy 0.000 claims description 8
- 230000004382 visual function Effects 0.000 claims description 5
- 230000000007 visual effect Effects 0.000 abstract description 10
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 6
- 230000013011 mating Effects 0.000 abstract 1
- 230000004424 eye movement Effects 0.000 description 8
- 239000011521 glass Substances 0.000 description 6
- 230000004439 pupillary reactions Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002350 accommodative effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2213/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B2213/02—Viewfinders
- G03B2213/025—Sightline detection
Landscapes
- Stereoscopic And Panoramic Photography (AREA)
- Eye Examination Apparatus (AREA)
Abstract
Description
【発明の詳細な説明】
［産業−１−の利用分野］
近い将米、立体ティスブレイか多くの分野て利用される
ものと期待されている。[Detailed Description of the Invention] [Fields of Application of Industry-1-] It is expected that the stereoscopic system will be used in many fields in the near future.
本発明は、既提案の三次元オブトメータ（以下、ＴＤＯ
と略記する。）を改造して、そのような立体ディスプレ
イを見ている最中の視覚反応の測定を容易に実施できる
ようにした立体視機能測定機に関するものてある。The present invention is based on the previously proposed three-dimensional obtometer (hereinafter referred to as TDO).
It is abbreviated as ) is related to a stereoscopic vision function measuring device that can be modified to easily measure visual reactions while viewing such a stereoscopic display.
［従来の技術］
本発明者らは、既提案の特開昭６２−８７３０号（特朝
昭６０−１４６２２７号）や特開昭６ ３ − １．
４ ２ ２ ＋ ５号（特願昭６１−２９０９３１号）
の発明に基づき、作業中に眼かーいている最中にも、そ
の調節と眼球運動を測定゛，，Ｊ
可能とし、さらに瞳孔反応をも測定可能としたＴＤＯを
開発している。このＴＤＯは、眼球をその向きにかかわ
らず測定可能にする光学リレー系とオートリフラクトメ
ータを主体として構成され、」−記のように作業中に眼
のミニ大機能（調節、眼球運動、瞳孔反応）を同時に測
定町能という優れた特徴を持っている。[Prior Art] The present inventors have proposed the previously proposed Japanese Patent Application Laid-Open No. 62-8730 (Japanese Patent Application Laid-open No. 60-146227) and Japanese Patent Application Laid-Open No. 63-1.
4 2 2 + 5 (Patent Application No. 1988-290931)
Based on the invention of ``TDO'', we have developed a TDO that makes it possible to measure accommodation and eye movements even while looking at the eyes during work, and also to measure pupillary reactions. This TDO is mainly composed of an optical relay system and an autorefractometer that enable measurement of the eyeball regardless of its orientation. ) and has the excellent feature of measuring town ability at the same time.
しかるに，これから利用されようとしている各種の二眼
式立体ディスプレイては、何らかの眼鏡を用いる必要か
あり、そのため、二眼式立体ティスブレイを見ている最
中の視覚反応を上記ＴＤＯによって測定する場合には、
その測定光かその眼鏡て反射したり、減衰して、測定か
困難である。However, various types of twin-lens 3D displays that are about to be used in the future require the use of some kind of glasses, and therefore, when measuring the visual reaction while viewing a two-lens 3D display using the TDO described above, teeth,
The measurement light may be reflected or attenuated by the glasses, making measurement difficult.
近い将来、立体ディスプレイの利川か広く期待されるこ
と、実作業中に眼の三大機能を測定呵能なものはＴＤＯ
しかないことなとから、上記問題７への除去か切望され
ている。In the near future, 3D displays are widely expected to be developed, and the one that can measure the three major functions of the eye during actual work is TDO.
Since this is the only possible solution, there is a strong desire to eliminate problem 7 above.
１［発明が解決しようとする課題］
″本発明の技術的課題は、」一述したＴ Ｄ Ｏにより
二眼式立体ディスプレイ上に表示された立体像を見てい
る最中の眼の調節、眼球運動、瞳孔反応などを計測する
に際し、眼鏡等の使用を不要にして、測定光の反射や減
衰を排除した立体視機能測定機を得ることにある。1 [Problem to be Solved by the Invention] ``The technical problem of the present invention is the accommodation of the eyes while viewing a three-dimensional image displayed on a two-lens three-dimensional display by the above-mentioned TDO, To provide a stereoscopic vision function measuring device which eliminates the need for glasses and the like and eliminates reflection and attenuation of measurement light when measuring eye movements, pupillary reactions, etc.
［課題を解決するための千段］
上記課題を解決するための本発明の立体視機能測定機は
、眼球をその向きにかかわらず常に正面から観察町能に
する光学リレー系と、才−トリフラクトメータとを主体
として構成され、眼球運動にかかわらず眼の調節や眼球
運動等の視機能を測定Ｂ’ｆ能にしたＴＤＯにおいて、
光学リレー系の測定光の光路外て、且つ左右眼の視野内
においてそれぞれ他眼の視野に入らない部分に、色、偏
光な゜したことを特徴とするものである。[A Thousand Steps to Solve the Problems] The stereoscopic vision function measuring device of the present invention for solving the above-mentioned problems includes an optical relay system that allows the eyeball to be always observed from the front regardless of its orientation, and a talent reflex system. In the TDO, which is mainly composed of a lactometer and has the ability to measure visual functions such as eye accommodation and eye movement regardless of eye movement,
It is characterized by the fact that it is colored and polarized outside the optical path of the measurement light of the optical relay system and in the field of view of the left and right eyes, respectively, in parts that do not enter the field of view of the other eye.
［作 用］
上記立体視機能測定機においては、ＴＤＯの光学リレー
系の測定光の光路外で、珪つ左右眼の視野内においてそ
れぞれ他眼の視野に入らない部分に一対の画像選択素子
を配設し、左右眼に時分割的に両眼視差をもった画像を
独立に提示するようにしたのて、ＴＤＯにより二眼式立
体ティスブレイ上に表示された立体像を見ている最中の
眼の調節・眼球運動などを計測するに際し、眼鏡等の使
用を不要にして、測定光の反射や減衰を排除することか
゛Ｃき、容易に視機能を測定することか可能になる。[Function] In the above-mentioned stereoscopic vision function measuring device, a pair of image selection elements are installed outside the optical path of the measurement light of the optical relay system of the TDO and in the visual field of the left and right eyes, respectively, in a portion that does not enter the field of view of the other eye. By using this system, images with binocular parallax are presented independently to the left and right eyes in a time-sharing manner. When measuring eye accommodation, eyeball movement, etc., the use of glasses or the like is not required, reflection and attenuation of measurement light can be eliminated, and visual function can be easily measured.
［実施例］
以下に図面を参照して本発明の実施例について詳述する
。[Examples] Examples of the present invention will be described in detail below with reference to the drawings.
第１図は、本発明に係る立体視機能測定機の要部の構成
を示し，第２図は本発明において用いて２ノ
いるＴＤＯの光学リレ一部の基本的構成を示している。FIG. 1 shows the configuration of the main parts of the stereoscopic vision function measuring device according to the present invention, and FIG. 2 shows the basic configuration of a part of the optical relay of two TDOs used in the present invention.
さらに具体的に説明すれば、第１図は、第２図の光学系
における球面ミラー、タイクロイックミラー、カル八ノ
ミラー及び眼Ｅ．．Ｅ．の位置関係を、平面的に示した
ものてある。More specifically, FIG. 1 shows the spherical mirror, tichroic mirror, Cal8 mirror, and eye E. ．． E. This is a two-dimensional diagram showing the positional relationship between the two.
先ず、第２図のＴＤＯについて説明すると、このＴＤＯ
は、眼球をその向きにかかわらす常に正面から観察可能
にする光学リレー系と、才一１〜リフラクトメータ （
調節測定部）とを主体として構成され、眼球運動にかか
わらず、眼の調節と眼球運動、さらに付随的に瞳孔反応
を測定＋１１能にしたものてある。First, to explain the TDO in Figure 2, this TDO
is an optical relay system that allows the eyeball to always be observed from the front regardless of its orientation, and a refractometer (
It is mainly composed of a accommodative measuring section), and is capable of measuring eye accommodation, eye movement, and incidentally pupillary reaction, regardless of eye movement.
図において、ＥＬ，ＥＲは測疋対象てある被験者の眼で
、眼球屈折力の測定に用いる光源からのビーム状赤外光
１か、レンス２，３，ミラー４、カルハノミラー５、球
面ミラー６、ミラー７、上記カル、ハビミラー５と共に
傾動か制御されるガルハノミ源からの赤外先は上記レン
ズ２，３及ひ必要なミラー等からなるリレー光学系を通
して眼に照射されるか、それと同時に眼球の実像がレン
ス２の光源側に作られる。また、タイクロイックミラー
ＩＯの前方には、それを通して透視する視対象の立体デ
ィスプレイか配置される。In the figure, EL and ER are the subject's eyes to be measured, and the beam-like infrared light 1 from the light source used for measuring the ocular refractive power, lenses 2 and 3, mirror 4, Calhano mirror 5, spherical mirror 6, The infrared light from the mirror source whose tilting is controlled together with the mirror 7, the cull, and the hub mirror 5 is irradiated onto the eye through a relay optical system consisting of the lenses 2 and 3 and necessary mirrors, or at the same time, it is irradiated onto the eye. A real image is created on the light source side of the lens 2. Further, in front of the tychroic mirror IO, a stereoscopic display to be viewed through is arranged.
この光学リレー系では、ガルハノミラー５，８を眼の動
きに応して支持軸のまわりに所足量傾けれは、眼の実像
を眼の向きの変化にかかわらす静止させた状態にするこ
とかてき、赤外光を眼に対して常に正面から投射するこ
とかてきる。なお、この点については、前記特開昭６２
−８７３０号において詳細に開示している。In this optical relay system, by tilting the Galhano mirrors 5 and 8 by a sufficient amount around the support axis in response to the movement of the eye, the real image of the eye remains stationary regardless of changes in the direction of the eye. Infrared light is always projected directly at the eye. Regarding this point, the above-mentioned Japanese Patent Application Laid-Open No. 62
It is disclosed in detail in No.-8730.
オー１−リフラクトメータは、眼底からの反射光を受光
するように、レンス２の光源側においてビ：−ムスプリ
ツタにより分岐した光軸上に、眼球１：；と２１により
構成され、さらに、同様に分岐された光軸」一には、眼
の向きを検出して前記ガルハノミラー５，８の揺動駆動
機構（図示せず）を制御するだめのＴＶカメラ等か配設
される。The O1-refractometer consists of an eyeball 1: and 21 on an optical axis branched by a beam splitter on the light source side of a lens 2 so as to receive reflected light from the fundus of the eye. A TV camera or the like for detecting the direction of the eyes and controlling the rocking drive mechanism (not shown) of the galvanic mirrors 5 and 8 is disposed on the optical axis branched into the optical axis.
本発明に係る立体視機能測定機においては、第１図に例
示するように、上記ＴＤＯの光学リレー系において、そ
の測定光の光路外て、且つ左右眼の視野内においてそれ
ぞれ他眼の視野に入らない部分に、一対の画像選択素子
Ｉ１，１２か配設される。具体的には、左眼Ｅ．の視野
をカハーするタイクロイックミラー１０の前方に、右眼
ＥＲの視野に入らぬように一枚の画像選択素子１１を配
設し、また右眼Ｅ，ｌではタイクロイックミラー１０を
通さすに視対象を見るようにし、その右眼Ｅ．の前方て
、タイクロイックミラー１０を通して左眼Ｅｔ．か見て
いる視野内に入らない部分に、もう一つの対応する画像
・選択素子１２が配設される。上記一対の画像選択素子
１１．１２は、色フィルター、偏光素子、またはメ′：
’１：，ニカルシ■ツタ、液晶シャッタなどによって構
′ブ；１，゛づ．
成され、色、偏光などの特性に基づき、あるいは時分割
的に左右眼に両眼視差を持った画像等を独立に提示可能
にするものてある。偏光素子としては、例えはソニーテ
クトロニクス社製円偏光フィルタを用い、ＣＲＴ画面の
前面に円偏光板と液晶シャッタを用いることかでさる。In the stereoscopic vision function measuring device according to the present invention, as illustrated in FIG. A pair of image selection elements I1 and 12 are arranged in the area that does not fit. Specifically, left eye E. An image selection element 11 is arranged in front of the tichroic mirror 10 that covers the field of view of the right eye ER so as not to enter the field of view of the right eye ER. Try to look at the visual object, and the right eye E. In front of the left eye Et. through the tychroic mirror 10. Another corresponding image/selection element 12 is arranged in a portion that does not fall within the viewing field of view. The pair of image selection elements 11 and 12 may be color filters, polarizing elements, or media.
'1: It is constructed by Nikarushi ■ ivy, liquid crystal shutter, etc.; It is possible to independently present images with binocular parallax to the left and right eyes based on characteristics such as color and polarization, or on a time-sharing basis. As the polarizing element, for example, a circularly polarizing filter manufactured by Sony Tektronix may be used, and a circularly polarizing plate and a liquid crystal shutter may be used in front of the CRT screen.
また、Ｐ Ｌ Ｚ Ｔ素子、液晶板などを画像選択素子
として使うことも可能てある。It is also possible to use a PLZT element, a liquid crystal plate, etc. as an image selection element.
第１図に基づいてさらに具体的に説明すると、左眼Ｅ１
，の測定呵能域は０２〜０１〜してあり，右眼Ｅ．は対
応する０２一０１′〜０３′の範囲に限を動かして視対
象を見ることになる。図中、１３は７１１１疋視野を示
す。従って、左眼用の画像選択素子１１は斜線を付した
領域工に設置し、対応ずる右眼川の画像選択素子１２は
領域ＩＩに設置される。ここて、画像選択素．子Ｉ１，
１２は、ガル八ノミラ−８て反射して球面．一≦ラー９
に向う測定光を遮蔽しない高さに限定しイクロイックミ
ラ−１０て反射されて左眼Ｅ１，に至るか、画像選択素
子１１を小ざくずるためには、タイクロイックミラー１
０にてきるたけ近つけるのか有利てあることは１うまて
もない。To explain more specifically based on FIG. 1, the left eye E1
, the measurement range is from 02 to 01, and the right eye E. The target is viewed by moving the limit to the corresponding range of 02-01' to 03'. In the figure, 13 indicates the 7111 field of view. Therefore, the image selection element 11 for the left eye is installed in the shaded area, and the corresponding image selection element 12 for the right eye is installed in area II. Here, image selection element. Child I1,
12 is reflected by the galactic mirror 8 and becomes a spherical surface. 1≦Ra9
In order to limit the measurement light directed toward the tectonic mirror 10 to a height that does not block it and to be reflected by the tichroic mirror 10 to reach the left eye E1, or to chip away at the image selection element 11, the tichroic mirror 1 is used.
There is no chance of getting as close to 0 as possible.
上述した偏光素子としては、例えはソニーテクトロニク
ス社製円偏光フィルタを用い、ＣＲＴ画面の前［Ｉｌｉ
］に円偏光板と液晶シャッタを用いることかできる。ま
た、ＩＩ Ｌ Ｚ Ｔ素子、液晶板などを画像選択素ｆ
として使うことも町能てある。As the above-mentioned polarizing element, for example, a circular polarizing filter manufactured by Sony Tektronix is used, and
] It is possible to use a circularly polarizing plate and a liquid crystal shutter. In addition, II L Z T elements, liquid crystal plates, etc. can be used as image selection elements f.
It is also used as a town noh.
上記構成を有する立体視機能測定機においては、ＴＤＯ
により二眼式立体ティスブレイ１−に表示された立体像
を見ている最中の限の調節・眼球運動などを計測するに
際し、眼鏡等の使用を不要にして、測定光の反射や減衰
を排除することかできる。In the stereoscopic vision function measuring device having the above configuration, TDO
This eliminates the need for glasses, etc., and eliminates reflection and attenuation of the measurement light when measuring short-term accommodation and eye movement while viewing a 3D image displayed on the two-lens stereoscopic display 1-. I can do something.
なお 上述した本発明の立体視機能測定機は、本発明者
らか先に提案している頭上搭載型三次元オブトメータ（
特願昭６２−１３８３４９号）や両眼視機能測定装置（
特願昭６２−１３８３５２号）に対して適用するのに適
したもの゛Ｃある。The stereoscopic vision function measuring device of the present invention described above is based on the overhead-mounted three-dimensional obtometer (
Patent Application No. 138349/1982) and binocular visual function measuring device (
There is a method suitable for application to Japanese Patent Application No. 62-138352).
［発明の効果］
本発明の立体視機能測定機によれは、ＴＤＯにより一丁
眼式立体ディスプレイ−１−に表示された立体像を見て
いる最中の眼の調節・眼球運動などを計測するに際し、
眼鏡等の使用を不要にして、測定光の反射や減衰を排除
し、容易に視機能を測定することかできる。[Effects of the Invention] The stereoscopic vision function measuring device of the present invention can measure eye accommodation, eye movements, etc. while viewing a stereoscopic image displayed on a single-lens stereoscopic display-1- using TDO. In doing so,
Visual function can be easily measured without the need for glasses or the like, eliminating reflection and attenuation of measurement light.
第１図は本発明に係る立体視機能測定機の要部説明図、
第２図はＴＤＯの光学系の構成を示す斜視・図てある。
Ｅ ，， ， Ｅ ．． ・・眼、 ］ Ｉ． ，
１ ２ ・・画像選択素子。
ｌ
ｌFIG. 1 is an explanatory diagram of the main parts of the stereoscopic vision function measuring device according to the present invention,
FIG. 2 is a perspective view showing the configuration of the optical system of the TDO. E,,,E. ．．・・Eye, ] I. ，
1 2...Image selection element. l l
Claims (1)
にする光学リレー系と、オートリフラクトメータとを主
体として構成され、眼球運動にかかわらず眼の調節や眼
球運動等の視機能を測定可能にした三次元オプトメータ
において、 光学リレー系の測定光の光路外で、且つ左右眼の視野内
においてそれぞれ他眼の視野に入らない部分に、色、偏
光などの特性に基づき、あるいは時分割的に左右眼に画
像を独立に提示する一対の画像選択素子を配設した、 ことを特徴とする立体視機能測定機。[Claims] 1. Mainly composed of an optical relay system that allows the eyeball to be observed from the front regardless of its orientation, and an autorefractometer, and is capable of controlling eye accommodation and eyeball movement regardless of eyeball movement. In a three-dimensional optometer that makes it possible to measure visual function, the optical relay system uses a 3D optometer to measure light outside the optical path of the measurement light of the optical relay system, and in the field of view of the left and right eyes, based on characteristics such as color and polarization. Alternatively, a stereoscopic vision function measuring device is provided with a pair of image selection elements that independently present images to the left and right eyes in a time-sharing manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1055852A JPH02234739A (en) | 1989-03-08 | 1989-03-08 | Stereoscopic function measuring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1055852A JPH02234739A (en) | 1989-03-08 | 1989-03-08 | Stereoscopic function measuring machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02234739A true JPH02234739A (en) | 1990-09-17 |
| JPH0349493B2 JPH0349493B2 (en) | 1991-07-29 |
Family
ID=13010579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1055852A Granted JPH02234739A (en) | 1989-03-08 | 1989-03-08 | Stereoscopic function measuring machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02234739A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04163092A (en) * | 1990-10-24 | 1992-06-08 | Toppan Printing Co Ltd | Thermal transfer recording medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60171031A (en) * | 1984-02-15 | 1985-09-04 | キヤノン株式会社 | Eyesight meter |
| JPS628730A (en) * | 1985-07-03 | 1987-01-16 | 工業技術院長 | Apparatus for measuring refractive power of eyeball |
-
1989
- 1989-03-08 JP JP1055852A patent/JPH02234739A/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60171031A (en) * | 1984-02-15 | 1985-09-04 | キヤノン株式会社 | Eyesight meter |
| JPS628730A (en) * | 1985-07-03 | 1987-01-16 | 工業技術院長 | Apparatus for measuring refractive power of eyeball |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04163092A (en) * | 1990-10-24 | 1992-06-08 | Toppan Printing Co Ltd | Thermal transfer recording medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0349493B2 (en) | 1991-07-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |