JP2003075696A5 - Method of manufacturing optical unit, method of manufacturing projector, and optical component alignment jig - Google Patents
Method of manufacturing optical unit, method of manufacturing projector, and optical component alignment jig Download PDFInfo
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- JP2003075696A5 JP2003075696A5 JP2001264405A JP2001264405A JP2003075696A5 JP 2003075696 A5 JP2003075696 A5 JP 2003075696A5 JP 2001264405 A JP2001264405 A JP 2001264405A JP 2001264405 A JP2001264405 A JP 2001264405A JP 2003075696 A5 JP2003075696 A5 JP 2003075696A5
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- 230000003287 optical effect Effects 0.000 title claims description 123
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 238000005286 illumination Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 5
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 claims 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 description 1
Description
【０００１】
【発明の属する技術分野】
本発明は、光学ユニットの製造方法、プロジェクタの製造方法、および光学部品位置調整治具に関する。
[0001]
Field of the Invention
The present invention relates to an optical unit manufacturing method , a projector manufacturing method, and an optical component positioning jig.
本発明の目的は、光学ユニットの構造を簡素化できるとともに、光学ユニットを簡単で、かつ安価に製造できる光学ユニットの製造方法、プロジェクタの製造方法、および光学部品位置調整治具を提供することにある。 An object of the present invention is to provide a method of manufacturing an optical unit, a method of manufacturing a projector, and an optical component alignment jig, which can simplify the structure of the optical unit and simplify and inexpensively manufacture the optical unit. is there.
【０００８】
【課題を解決するための手段】
本発明に係る光学ユニットの製造方法は、光源から射出された光束の光路上に配置される複数の光学部品と、内部に前記光束の照明光軸が設定され、前記複数の光学部品を収納して所定位置に配置する光学部品用筐体とを備えた光学ユニットの製造方法であって、前記複数の光学部品のうち、少なくともいずれかの光学部品を、前記光学部品用筐体の外側から調整治具を用いて係合させる光学部品係合工程と、前記光学部品用筐体内部に光束を導入し、投影画像を形成する投影画像形成工程と、前記投影画像形成工程で形成される投影画像を確認しながら、前記調整治具により、調整対象となる光学部品の位置調整を行う光学部品位置調整工程と、前記光学部品位置調整工程により調整された光学部品を、前記光学部品用筐体に位置決め固定する光学部品位置決め工程とを備えることを特徴とする。
[0008]
[Means for Solving the Problems]
In the method of manufacturing an optical unit according to the present invention, a plurality of optical components disposed on the light path of a light beam emitted from a light source and an illumination optical axis of the light beam are set inside, and the plurality of optical components are accommodated. Method of manufacturing an optical unit including an optical component casing disposed at a predetermined position, wherein at least one of the plurality of optical components is adjusted from the outside of the optical component casing an optical component engagement step of engaging with a jig, the introduced light beam inside casing optics, a projection image forming step of forming a projection image, the projection image formed by the projection image forming process while confirming, by the adjusting jig, an optical component position adjusting step adjusts the position of the optical component to be adjusted, the optical component is adjusted by the optical component position adjusting step, the optical component casing Positioning fixed Characterized in that it comprises an optical component positioning step that.
なお、前述のようなテストパターンを設けずに、投影画像を全面が明部とされた全明画像として、この全明画像の輝度が最大となるように調整してもよい。ただし、例えば、液晶プロジェクタでは、投影画像における暗部の色（黒色）が出力されにくいので、前述のように全暗画像を調整した方が、黒色をはっきりと出力できるという利点がある。
本発明に係るプロジェクタの製造方法は、光源から射出された光束の光路上に配置される複数の光学部品と、内部に前記光束の照明光軸が設定され前記複数の光学部品を収納して所定位置に配置する光学部品用筐体と、前記光束を画像情報に応じて変調して光学像を形成する液晶パネルとを備えたプロジェクタの製造方法であって、前記複数の光学部品のうち、少なくともいずれかの光学部品を、前記光学部品用筐体の外側から調整治具を用いて係合させる光学部品係合工程と、前記光学部品用筐体内部に光束を導入し、投影画像を形成する投影画像形成工程と、前記投影画像形成工程で形成される投影画像を確認しながら、前記調整治具により、調整対象となる光学部品の位置調整を行う光学部品位置調整工程と、前記光学部品位置調整工程により調整された光学部品を、前記光学部品用筐体に位置決め固定する光学部品位置決め工程とを備えることを特徴とする。
本発明によれば、プロジェクタの製造方法は、光学部品係合工程と、投影画像形成工程と、光学部品位置調整工程と、光学部品位置決め工程とを備えるので、上述した光学ユニットの製造方法と同様の作用・効果を享受できる。
Alternatively, without providing the test pattern as described above, the projected image may be adjusted as a full-bright image whose entire surface is bright, so that the brightness of the full-bright image is maximized. However, for example, in the liquid crystal projector, it is difficult to output the color (black) of the dark part in the projected image, so adjusting the totally dark image as described above has an advantage of clearly outputting black.
In the method of manufacturing a projector according to the present invention, a plurality of optical components disposed on the light path of a light beam emitted from a light source, and an illumination optical axis of the light beam is set inside to store the plurality of optical components. A method of manufacturing a projector, comprising: a housing for an optical component disposed at a position; and a liquid crystal panel that modulates the light flux according to image information to form an optical image, at least of the plurality of optical components. An optical component engaging step of engaging any optical component from the outside of the optical component casing using an adjustment jig, and introducing a light flux into the optical component casing to form a projected image An optical component position adjusting process for adjusting a position of an optical component to be adjusted by the adjusting jig while confirming a projected image forming process, a projected image formed in the projected image forming process, and the optical component position Adjuster The optical component is adjusted by, characterized in that it comprises an optical component positioning step for positioning and fixing the optical component casing.
According to the present invention, since the method of manufacturing the projector includes the optical component engaging step, the projection image forming step, the optical component position adjusting step, and the optical component positioning step, the same method as the optical unit manufacturing method described above is provided. You can enjoy the actions and effects of
本発明に係る光学部品位置調整治具は、光源から射出された光束の光路上に配置される複数の光学部品と、内部に前記光束の照明光軸が設定され、前記複数の光学部品を収納して所定位置に配置する光学部品用筐体とを備えた光学ユニットを製造するために、遊嵌状態で前記光学部品用筐体内部に収納された光学部品の位置調整を行う光学部品位置調整治具であって、前記光学部品用筐体外部に装着される台座と、前記光学部品用筐体内の光学部品の配置に応じて形成された開口に挿入され、前記光学部品と係合する係合部と、前記係合部で係合された光学部品の前記光学部品用筐体内部における姿勢を調整する姿勢調整部とを備えることを特徴とする。 In the optical component position adjusting jig according to the present invention, the plurality of optical components disposed on the light path of the light beam emitted from the light source and the illumination optical axis of the light beam are set inside, and the plurality of optical components are accommodated. and to manufacture the optical unit and an optical component casing disposed in a predetermined position, the optical component alignment adjusting the position of the optical components that are housed in the optical component casing in a loosely A jig which is inserted into a base mounted on the outside of the optical component casing and an opening formed in accordance with the arrangement of the optical component in the optical component casing and engages with the optical component It is characterized by comprising a joint portion and a posture adjustment portion for adjusting the posture of the optical component engaged by the engagement portion in the optical component casing.
Claims (9)
前記複数の光学部品のうち、少なくともいずれかの光学部品を、前記光学部品用筐体の外側から調整治具を用いて係合させる光学部品係合工程と、
前記光学部品用筐体内部に光束を導入し、投影画像を形成する投影画像形成工程と、
前記投影画像形成工程で形成される投影画像を確認しながら、前記調整治具により、調整対象となる光学部品の位置調整を行う光学部品位置調整工程と、
前記光学部品位置調整工程により調整された光学部品を、前記光学部品用筐体に位置決め固定する光学部品位置決め工程とを備えることを特徴とする光学ユニットの製造方法。A plurality of optical components disposed on the light path of a light beam emitted from a light source, and an illumination optical axis of the light beam set therein, and a housing for an optical component housing the plurality of optical components and disposed at a predetermined position A method of manufacturing an optical unit comprising:
An optical component engagement step of engaging at least one of the plurality of optical components from the outside of the optical component casing using an adjustment jig;
A projection image forming step of introducing a luminous flux into the inside of the optical component casing to form a projection image;
An optical component position adjustment step of adjusting the position of an optical component to be adjusted by the adjustment jig while confirming a projection image formed in the projection image forming step;
And an optical component positioning step of positioning and fixing the optical component adjusted in the optical component position adjusting step on the optical component casing.
前記光学部品位置調整工程は、前記光学部品を構成する集光レンズの位置調整を行うレンズ位置調整手順、および前記光学部品を構成する偏光板の位置調整を行う偏光板位置調整手順を含んで構成され、
前記レンズ位置調整手順は、調整対象となる集光レンズを照明光軸直交方向に位置調整するステップを備え、
前記偏光板位置調整手順は、調整対象となる偏光板を照明光軸回りに回転調整するステップを備えることを特徴とする光学ユニットの製造方法。In the method of manufacturing an optical unit according to claim 1,
The optical component position adjusting step includes a lens position adjusting procedure for adjusting the position of the condenser lens constituting the optical component, and a polarizing plate position adjusting procedure for adjusting the position of the polarizing plate constituting the optical component. And
The lens position adjustment procedure includes the step of adjusting the position of the condensing lens to be adjusted in the direction orthogonal to the illumination optical axis,
The method of manufacturing an optical unit according to the present invention, wherein the step of adjusting the position of the polarizing plate includes the step of rotating and adjusting the polarizing plate to be adjusted about the illumination optical axis.
前記複数の光学部品のうち、少なくともいずれかの光学部品を、前記光学部品用筐体の外側から調整治具を用いて係合させる光学部品係合工程と、 An optical component engagement step of engaging at least one of the plurality of optical components from the outside of the optical component casing using an adjustment jig;
前記光学部品用筐体内部に光束を導入し、投影画像を形成する投影画像形成工程と、 A projection image forming step of introducing a luminous flux into the inside of the optical component casing to form a projection image;
前記投影画像形成工程で形成される投影画像を確認しながら、前記調整治具により、調整対象となる光学部品の位置調整を行う光学部品位置調整工程と、 An optical component position adjustment step of adjusting the position of an optical component to be adjusted by the adjustment jig while confirming a projection image formed in the projection image forming step;
前記光学部品位置調整工程により調整された光学部品を、前記光学部品用筐体に位置決め固定する光学部品位置決め工程とを備えることを特徴とするプロジェクタの製造方法。 And an optical component positioning step of positioning and fixing the optical component adjusted in the optical component position adjusting step on the optical component casing.
前記光学部品用筐体外部に装着される台座と、
前記光学部品用筐体内の光学部品の配置に応じて形成された開口に挿入され、前記光学部品と係合する係合部と、
前記係合部で係合された光学部品の前記光学部品用筐体内部における姿勢を調整する姿勢調整部とを備えることを特徴とする光学部品位置調整治具。A plurality of optical components disposed on the light path of a light beam emitted from a light source, and an illumination optical axis of the light beam set therein, and a housing for an optical component housing the plurality of optical components and disposed at a predetermined position An optical component position adjusting jig for adjusting the position of an optical component housed in the optical component casing in a loosely fitted state, in order to manufacture an optical unit comprising
A pedestal mounted outside the optical component casing;
An engagement portion which is inserted into an opening formed in accordance with the arrangement of the optical component in the optical component casing and which engages with the optical component;
Optical component positioning jig, characterized in that it comprises a posture adjustment portion for adjusting the orientation of the optical component housing section of the engaged optics in the engaging portion.
前記姿勢調整部は、前記光学部品を構成するとともに、調整対象となる集光レンズを前記照明光軸の直交方向に位置調整するレンズ調整機構を備えることを特徴とする光学部品位置調整治具。In the optical component position adjustment jig according to claim 4 ,
An optical component position adjusting jig comprising: the attitude adjusting unit, which constitutes the optical component; and a lens adjusting mechanism configured to adjust a condensing lens to be adjusted in a direction orthogonal to the illumination optical axis.
前記係合部は、前記集光レンズを保持するレンズ保持枠に形成された一対のレンズ用凹部に係合する一対の爪部を備えることを特徴とする光学部品位置調整治具。In the optical component position adjustment jig according to claim 5 ,
The optical component position adjusting jig, wherein the engaging portion includes a pair of claw portions engaged with a pair of lens concave portions formed in a lens holding frame that holds the condensing lens.
前記一対の爪部を、前記一対のレンズ用凹部に対して接近離間させる爪部移動機構を備えることを特徴とする光学部品位置調整治具。In the optical component position adjustment jig according to claim 6 ,
An optical component position adjusting jig comprising a claw moving mechanism for moving the pair of claws closer to and away from the pair of lens recesses.
前記姿勢調整部は、前記光学部品を構成するとともに、調整対象となる偏光板を前記照明光軸回りに回転調整する偏光板回転調整機構を備えることを特徴とする光学部品位置調整治具。The optical component position adjusting jig according to any one of claims 4 to 7 .
The optical component position adjusting jig, wherein the posture adjusting unit comprises a polarizing plate rotation adjusting mechanism which constitutes the optical component and rotates and adjusts a polarizing plate to be adjusted about the illumination optical axis.
前記係合部は、前記偏光板を保持する偏光板保持枠に形成された偏光板用凹部に係合するピン状部材を備えることを特徴とする光学部品位置調整治具。In the optical component position adjusting jig according to claim 8 ,
An optical component positioning jig comprising: a pin-shaped member engaged with a concave portion for a polarizing plate formed on a polarizing plate holding frame for holding the polarizing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001264405A JP2003075696A (en) | 2001-08-31 | 2001-08-31 | Manufacturing method for optical unit and optical component position adjusting jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001264405A JP2003075696A (en) | 2001-08-31 | 2001-08-31 | Manufacturing method for optical unit and optical component position adjusting jig |
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| Publication Number | Publication Date |
|---|---|
| JP2003075696A JP2003075696A (en) | 2003-03-12 |
| JP2003075696A5 true JP2003075696A5 (en) | 2005-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2001264405A Withdrawn JP2003075696A (en) | 2001-08-31 | 2001-08-31 | Manufacturing method for optical unit and optical component position adjusting jig |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3982550B2 (en) | 2003-03-10 | 2007-09-26 | セイコーエプソン株式会社 | Optical device manufacturing equipment |
| JP2004347646A (en) * | 2003-05-20 | 2004-12-09 | Chinontec Kk | Lens barrel for projector device and projector device |
| JP2005024807A (en) | 2003-07-01 | 2005-01-27 | Hitachi Ltd | Projection type video display device |
| JP3642338B2 (en) | 2003-09-24 | 2005-04-27 | セイコーエプソン株式会社 | Optical apparatus and projector |
| JP4547955B2 (en) * | 2004-03-23 | 2010-09-22 | ソニー株式会社 | Image display device and illumination range adjustment method |
| JP2010181810A (en) * | 2009-02-09 | 2010-08-19 | Seiko Epson Corp | Frame for optical component, projector, adjusting tool, and position adjusting method |
| JP5472721B2 (en) * | 2009-12-25 | 2014-04-16 | カシオ計算機株式会社 | Light source device and projector |
| JP5541312B2 (en) * | 2012-04-20 | 2014-07-09 | 岩崎電気株式会社 | Polarizer unit and adjustment jig |
| KR101991521B1 (en) * | 2012-04-20 | 2019-06-20 | 이와사키 덴끼 가부시키가이샤 | Polarizer unit, jig for adjusting, lamp replacement stage and irradiation apparatus |
-
2001
- 2001-08-31 JP JP2001264405A patent/JP2003075696A/en not_active Withdrawn
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