JP2010282190A5 - - Google Patents
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- JP2010282190A5 JP2010282190A5 JP2010107519A JP2010107519A JP2010282190A5 JP 2010282190 A5 JP2010282190 A5 JP 2010282190A5 JP 2010107519 A JP2010107519 A JP 2010107519A JP 2010107519 A JP2010107519 A JP 2010107519A JP 2010282190 A5 JP2010282190 A5 JP 2010282190A5
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Description
上記目的を達成するために、本発明に係る光学装置は、
光が通過可能な光通過領域(15)の外側に備えられ、波長400nm以上700nm未満の光の反射率が15%以下であり、波長1000nm以上1700nm未満の光の反射率が50%以上である反射面(24,54,64,70,74,76)が、少なくとも一部に備えられた筐体部(12,53)を含む。
In order to achieve the above object, an optical device according to the present invention comprises:
Provided outside the light passage region (15) through which light can pass, the reflectance of light having a wavelength of 400 nm or more and less than 700 nm is 15% or less, and the reflectance of light having a wavelength of 1000 nm or more and less than 1700 nm is 50% or more. The reflective surface (24, 54, 64, 70, 74, 76) includes a housing portion (12, 53) provided at least in part.
また、例えば、前記筐体部の前記反射面は、前記光通過領域の外側に備えられた基材(36)の外側に形成される第1層(32)と、前記第1層の外側に形成される第2層(34)とを有していてもよく、前記第1層は、前記第2層よりも可視光の反射率が高くてもよい。 In addition, for example, the reflection surface of the housing portion is formed on the outer side of the first layer (32) formed on the outer side of the base material (36) provided on the outer side of the light passage region, and on the outer side of the first layer. The first layer may have a visible light reflectance higher than that of the second layer.
また、例えば、前記第1層は、金属粒子(38)を含んでも良い。 Further, for example, pre-Symbol first layer may include metal particles (38).
Claims (13)
前記筺体部の前記反射面は、前記光通過領域の外側に備えられた基材の外側に形成される第1層と、前記第1層の外側に形成される第2層とを有しており、
前記第1層は、前記第2層よりも可視光の反射率が高いことを特徴とする光学装置。 The optical device according to claim 1,
The reflective surface of the housing portion includes a first layer formed outside a base material provided outside the light passage region, and a second layer formed outside the first layer. And
The optical device, wherein the first layer has a higher visible light reflectance than the second layer.
前記反射面は、前記第2層の外側に形成される第3層をさらに有し、
前記第3層は、前記第1層および前記第2層より可視光の透過率が高いことを特徴とする光学装置。 An optical device according to claim 2 , comprising:
Before Symbol reflecting surface further includes a third layer formed on the outer side of the second layer,
The optical device, wherein the third layer has a higher visible light transmittance than the first layer and the second layer.
前記第1層は、金属粒子を含むことを特徴とする光学装置。 An optical device according to claim 2 or claim 3 , wherein
Before Symbol the first layer, the optical device characterized in that it comprises metal particles.
前記第2層は、少なくとも波長1000nm以上1700nm未満の光の反射率が、前記第1層より低いことを特徴とする光学装置。 An optical device according to any one of claims 2 to 4 , comprising:
The optical device, wherein the second layer has a light reflectance lower than that of the first layer at least at a wavelength of 1000 nm or more and less than 1700 nm.
前記第2層は、波長400nm以上700nm未満の光の反射率が、10%以下であることを特徴とする光学装置。 An optical device according to any one of claims 2 to 5 ,
The optical device according to claim 2, wherein the second layer has a reflectance of 10% or less for light having a wavelength of 400 nm or more and less than 700 nm.
前記第1層に含まれる前記金属粒子は、Al,Au,Ag,Ni,Cuのうちから選択された少なくとも1つの元素を含有することを特徴とする光学装置。 An optical device according to claim 4 , comprising:
The optical device, wherein the metal particles contained in the first layer contain at least one element selected from Al, Au, Ag, Ni, and Cu.
前記基材は、ポリカーボネート、マグネシウム系合金、マグネシウム、アルミニウム系合金、アルミニウム、カーボン・樹脂複合材料から選択された少なくとも1つを有することを特徴とする光学装置。 An optical device according to any one of claims 2 to 7 ,
The optical device is characterized in that the substrate has at least one selected from polycarbonate, magnesium-based alloy, magnesium, aluminum-based alloy, aluminum, and carbon / resin composite material.
前記第1層および前記第2層は、塗布により形成された塗膜であることを特徴とする光学装置。 An optical device according to any one of claims 2 to 8 ,
The optical device, wherein the first layer and the second layer are coating films formed by coating.
前記第1層、及び、前記第2層の少なくとも一方は、Si,Al,Ti,Fe,Zn,Co,Mg,Ca,Sr,Ba,Cuのうちから選択された少なくとも1つの元素を含有することを特徴とする光学装置。 An optical device according to any one of claims 2 to 9 ,
At least one of the first layer and the second layer contains at least one element selected from Si, Al, Ti, Fe, Zn, Co, Mg, Ca, Sr, Ba, and Cu. An optical device.
前記反射面は、当該反射面の最外側表面に形成される複数の凸部または複数の凹部を有し、
複数の前記凸部および複数の前記凹部は、互いに間隔を隔てて配置されており、
前記凸部および前記凹部は、前記第1層および前記第2層より可視光の透過率が高いことを特徴とする光学装置。 An optical device according to any one of claims 2 to 10,
The reflective surface has a plurality of convex portions or a plurality of concave portions formed on the outermost surface of the reflective surface,
The plurality of convex portions and the plurality of concave portions are spaced apart from each other,
The optical device, wherein the convex portion and the concave portion have higher visible light transmittance than the first layer and the second layer.
前記凸部または凹部は、前記第3層の外側に形成されることを特徴とする光学装置。 An optical device according to claim 11, comprising:
The optical device, wherein the convex portion or the concave portion is formed outside the third layer.
前記筐体部の前記反射面は、前記光通過領域の外側に備えられた基材の外側に形成される第1層と、前記第1層の外側に形成される第2層と、前記第2層の外側に形成される第3層と、前記第3層の外側に形成される複数の凸部または複数の凹部とを有し、
前記第1層は、前記第2層よりも可視光の反射率が高く、
前記第3層は、前記第1層および前記第2層より可視光の透過率が高く、
複数の前記凸部および複数の前記凹部は、互いに間隔を隔てて配置されており、
前記凸部および前記凹部は、前記第1層および前記第2層より可視光の透過率が高いことを特徴とする光学装置。 A reflective surface is provided outside the light passage region through which light can pass, the reflectance of light having a wavelength of 400 nm to less than 700 nm is 15% or less, and the reflectance of light having a wavelength of 1000 nm to less than 1700 nm is 50% or more. Including a housing part provided at least in part,
The reflection surface of the housing part includes a first layer formed outside a base material provided outside the light passage region, a second layer formed outside the first layer, and the first layer. A third layer formed outside the two layers, and a plurality of convex portions or a plurality of concave portions formed outside the third layer;
The first layer has a higher visible light reflectance than the second layer,
The third layer has a higher visible light transmittance than the first layer and the second layer,
The plurality of convex portions and the plurality of concave portions are spaced apart from each other,
The optical device, wherein the convex portion and the concave portion have higher visible light transmittance than the first layer and the second layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010107519A JP2010282190A (en) | 2009-05-08 | 2010-05-07 | Optical device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2009113861 | 2009-05-08 | ||
JP2010107519A JP2010282190A (en) | 2009-05-08 | 2010-05-07 | Optical device |
Publications (2)
Publication Number | Publication Date |
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JP2010282190A JP2010282190A (en) | 2010-12-16 |
JP2010282190A5 true JP2010282190A5 (en) | 2013-05-16 |
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JP2010107519A Pending JP2010282190A (en) | 2009-05-08 | 2010-05-07 | Optical device |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6896492B2 (en) * | 2017-04-12 | 2021-06-30 | キヤノン株式会社 | Optical equipment, films provided on the surface of optical equipment, and paints used for optical equipment |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH04246478A (en) * | 1991-01-31 | 1992-09-02 | Nippon Paint Co Ltd | Article coated in deep color |
US6485557B1 (en) * | 2000-07-06 | 2002-11-26 | Dmc2 Degussa Metals Catalysts Cerdec Ag | Manganese vanadium oxide pigments |
JP2006330388A (en) * | 2005-05-26 | 2006-12-07 | Fujifilm Holdings Corp | Lens unit and digital camera |
JP2007019859A (en) * | 2005-07-07 | 2007-01-25 | Fujifilm Holdings Corp | Imaging unit and camera with same |
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