JPH0430008B2 - - Google Patents
Info
- Publication number
- JPH0430008B2 JPH0430008B2 JP1333982A JP1333982A JPH0430008B2 JP H0430008 B2 JPH0430008 B2 JP H0430008B2 JP 1333982 A JP1333982 A JP 1333982A JP 1333982 A JP1333982 A JP 1333982A JP H0430008 B2 JPH0430008 B2 JP H0430008B2
- Authority
- JP
- Japan
- Prior art keywords
- blade
- recess
- lightening recess
- lightening
- light
- 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
Links
- 238000005192 partition Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002787 reinforcement 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
- G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
- G03B9/18—More than two members
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Diaphragms For Cameras (AREA)
- Shutters For Cameras (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1333982A JPS58132220A (ja) | 1982-02-01 | 1982-02-01 | 光制御装置用遮光羽根 |
| US06/422,951 US4486084A (en) | 1981-12-07 | 1982-09-24 | Light shield blades for light control device and light control device utilizing said light shield blades |
| DE19823240950 DE3240950A1 (de) | 1981-12-07 | 1982-11-05 | Abschirmlamellen fuer lichtsteuereinrichtungen und solche abschirmlamellen verwendende lichtsteuereinrichtungen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1333982A JPS58132220A (ja) | 1982-02-01 | 1982-02-01 | 光制御装置用遮光羽根 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1009895A Division JPH0380233A (ja) | 1989-01-20 | 1989-01-20 | 光制御装置用遮光羽根 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58132220A JPS58132220A (ja) | 1983-08-06 |
| JPH0430008B2 true JPH0430008B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-05-20 |
Family
ID=11830362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1333982A Granted JPS58132220A (ja) | 1981-12-07 | 1982-02-01 | 光制御装置用遮光羽根 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58132220A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5963720B2 (ja) * | 2013-08-08 | 2016-08-03 | 三菱電機株式会社 | 軽量化ミラー |
| JP6054997B2 (ja) * | 2015-02-12 | 2016-12-27 | 三菱電機株式会社 | プレート構成体 |
-
1982
- 1982-02-01 JP JP1333982A patent/JPS58132220A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58132220A (ja) | 1983-08-06 |