JPH0734328Y2 - 投影装置のスクリーン - Google Patents
投影装置のスクリーンInfo
- Publication number
- JPH0734328Y2 JPH0734328Y2 JP7891189U JP7891189U JPH0734328Y2 JP H0734328 Y2 JPH0734328 Y2 JP H0734328Y2 JP 7891189 U JP7891189 U JP 7891189U JP 7891189 U JP7891189 U JP 7891189U JP H0734328 Y2 JPH0734328 Y2 JP H0734328Y2
- Authority
- JP
- Japan
- Prior art keywords
- projection lens
- screen
- projection
- mirror
- scale
- 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.)
- Expired - Fee Related
Links
Landscapes
- Instruments For Measurement Of Length By Optical Means (AREA)
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7891189U JPH0734328Y2 (ja) | 1989-07-04 | 1989-07-04 | 投影装置のスクリーン |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7891189U JPH0734328Y2 (ja) | 1989-07-04 | 1989-07-04 | 投影装置のスクリーン |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0317505U JPH0317505U (US08124630-20120228-C00102.png) | 1991-02-21 |
JPH0734328Y2 true JPH0734328Y2 (ja) | 1995-08-02 |
Family
ID=31622601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7891189U Expired - Fee Related JPH0734328Y2 (ja) | 1989-07-04 | 1989-07-04 | 投影装置のスクリーン |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0734328Y2 (US08124630-20120228-C00102.png) |
-
1989
- 1989-07-04 JP JP7891189U patent/JPH0734328Y2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0317505U (US08124630-20120228-C00102.png) | 1991-02-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6760096B2 (en) | Lens-evaluating method and lens-evaluating apparatus | |
CN106444257B (zh) | 光阀接收光斑的调整方法及装置、系统 | |
US6219442B1 (en) | Apparatus and method for measuring distortion of a visible pattern on a substrate by viewing predetermined portions thereof | |
TW544544B (en) | Optical element inspection device and optical element inspection method | |
US5619031A (en) | Variable magnification apparatus for reticle projection system | |
US7289655B2 (en) | Device for inspecting illumination optical device and method for inspecting illumination optical device | |
JPH0734328Y2 (ja) | 投影装置のスクリーン | |
JPS5865436A (ja) | 機械式レチクル検査装置 | |
US4264168A (en) | Projection device, especially for photography, motion pictures and television | |
JP2000250100A (ja) | 光学測定機用照明装置 | |
JP6123244B2 (ja) | 画像表示装置 | |
JPH09273996A (ja) | 外観検査用投光装置 | |
JPH10172900A (ja) | 露光装置 | |
US3638549A (en) | Photographing system for oscilloscope | |
JPH0321809A (ja) | 反射照明による透明物検査方法 | |
JP4045819B2 (ja) | 照明光学素子の検査装置、および照明光学素子の検査方法 | |
CN210119203U (zh) | 广区域影像测试装置 | |
JP3654221B2 (ja) | 照明光学素子の検査装置、および照明光学素子の検査方法 | |
CN212111170U (zh) | 用于检测弧面区域表面缺陷的装置 | |
JPH0738807Y2 (ja) | 投影検査機 | |
JP2996063B2 (ja) | 塗装面鮮映性自動検査装置 | |
CA1037750A (en) | Illuminated optical viewers | |
US2772599A (en) | Method of setting the elements of an optical system and projector and copying camera for performing the same | |
JP4029134B2 (ja) | 投影露光装置 | |
JPS6331045Y2 (US08124630-20120228-C00102.png) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |