JPS4838141A - - Google Patents
Info
- Publication number
- JPS4838141A JPS4838141A JP47089683A JP8968372A JPS4838141A JP S4838141 A JPS4838141 A JP S4838141A JP 47089683 A JP47089683 A JP 47089683A JP 8968372 A JP8968372 A JP 8968372A JP S4838141 A JPS4838141 A JP S4838141A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
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
- G03B9/70—Exposure-making shutters; Diaphragms with flash-synchronising contacts
-
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/081—Analogue circuits
- G03B7/083—Analogue circuits for control of exposure time
-
- 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
-
- 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
- G03B9/58—Means for varying duration of "open" period of shutter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stroboscope Apparatuses (AREA)
- Shutters For Cameras (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17970971A | 1971-09-13 | 1971-09-13 | |
US17970871A | 1971-09-13 | 1971-09-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4838141A true JPS4838141A (ja) | 1973-06-05 |
Family
ID=26875578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47089683A Pending JPS4838141A (ja) | 1971-09-13 | 1972-09-08 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4838141A (ja) |
DE (1) | DE2244527A1 (ja) |
FR (1) | FR2153949A5 (ja) |
GB (1) | GB1407255A (ja) |
HK (1) | HK24176A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2754122A1 (de) * | 1977-12-05 | 1979-06-07 | Agfa Gevaert Ag | Programmierbarer vollautomatischer verschluss fuer fotografische kameras |
-
1972
- 1972-09-08 JP JP47089683A patent/JPS4838141A/ja active Pending
- 1972-09-11 DE DE2244527A patent/DE2244527A1/de active Pending
- 1972-09-12 FR FR7232195A patent/FR2153949A5/fr not_active Expired
- 1972-09-13 GB GB4259472A patent/GB1407255A/en not_active Expired
-
1976
- 1976-04-29 HK HK241/76*UA patent/HK24176A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
HK24176A (en) | 1976-05-07 |
GB1407255A (en) | 1975-09-24 |
FR2153949A5 (ja) | 1973-05-04 |
DE2244527A1 (de) | 1973-03-22 |