CH415101A - Belichtungsmesser für eine einäugige Spiegelreflex-Kamera - Google Patents
Belichtungsmesser für eine einäugige Spiegelreflex-KameraInfo
- Publication number
- CH415101A CH415101A CH1688364A CH1688364A CH415101A CH 415101 A CH415101 A CH 415101A CH 1688364 A CH1688364 A CH 1688364A CH 1688364 A CH1688364 A CH 1688364A CH 415101 A CH415101 A CH 415101A
- Authority
- CH
- Switzerland
- Prior art keywords
- lens reflex
- reflex camera
- light meter
- meter
- light
- Prior art date
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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/08—Waterproof bodies or housings
-
- 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
- G03B7/099—Arrangement of photoelectric elements in or on the camera
- G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
- G03B7/0997—Through the lens [TTL] measuring
- G03B7/09971—Through the lens [TTL] measuring in mirror-reflex cameras
- G03B7/09976—Through the lens [TTL] measuring in mirror-reflex cameras the sensor being mounted in, before, or behind the porro-prism
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Viewfinders (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2126964 | 1964-04-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH415101A true CH415101A (de) | 1966-06-15 |
Family
ID=12050379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1688364A CH415101A (de) | 1964-04-16 | 1964-12-31 | Belichtungsmesser für eine einäugige Spiegelreflex-Kamera |
Country Status (3)
Country | Link |
---|---|
US (1) | US3478663A (de) |
CH (1) | CH415101A (de) |
GB (1) | GB1048365A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3519361A (en) * | 1967-06-15 | 1970-07-07 | Asahi Optical Co Ltd | Light measuring system |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3575095A (en) * | 1968-10-15 | 1971-04-13 | Honeywell Inc | Optical apparatus |
JPS4727839U (de) * | 1971-04-14 | 1972-11-29 | ||
JPS5839449Y2 (ja) * | 1974-10-15 | 1983-09-06 | キヤノン株式会社 | イチガンレフレツクスカメラノ ソツコウソウチ |
US4064516A (en) * | 1976-03-10 | 1977-12-20 | Optigon Research & Development Corporation | Reflex camera light detecting arrangement |
US5218201A (en) * | 1991-05-07 | 1993-06-08 | Detector Electronics Corporation | Method and apparatus for linearizing photoresistive optical sensors with sensitivity-selective masking |
US5497229A (en) * | 1993-05-28 | 1996-03-05 | Asahi Kogaku Kogyo Kabushiki Kaisha | Photometering apparatus having a split light receiving device |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1895853A (en) * | 1931-01-24 | 1933-01-31 | Kennedy William Thomson | Actinometer |
DE938764C (de) * | 1951-02-13 | 1956-02-09 | Telemaco Corsi | Spiegelreflexsucher |
US3134021A (en) * | 1959-08-01 | 1964-05-19 | Zeiss Ikon Ag | Photoelectric exposure meters with light ray limiters |
US3194136A (en) * | 1962-11-15 | 1965-07-13 | Eastman Kodak Co | Cine camera with reflex finder |
US3264964A (en) * | 1963-09-11 | 1966-08-09 | Zeiss Ikon Ag | Single lens mirror reflex camera with exposure meter |
DE1264242B (de) * | 1963-10-04 | 1968-03-21 | Zeiss Ikon Ag | Einaeugige Spiegelreflexkamera mit Belichtungsmesseinrichtung |
US3282178A (en) * | 1963-10-21 | 1966-11-01 | Noel R Nelson | Light metering means for cameras |
US3363505A (en) * | 1963-12-03 | 1968-01-16 | Hazeltine Research Inc | Luminance measuring apparatus |
US3324776A (en) * | 1963-12-24 | 1967-06-13 | Asahi Optical Co Ltd | Reflex camera with incorporated photoelectric element |
US3272105A (en) * | 1964-04-13 | 1966-09-13 | Mitchell Camera Corp | Exposure meter system |
-
1964
- 1964-12-21 US US419690A patent/US3478663A/en not_active Expired - Lifetime
- 1964-12-31 CH CH1688364A patent/CH415101A/de unknown
-
1965
- 1965-04-06 GB GB14620/65A patent/GB1048365A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3519361A (en) * | 1967-06-15 | 1970-07-07 | Asahi Optical Co Ltd | Light measuring system |
Also Published As
Publication number | Publication date |
---|---|
US3478663A (en) | 1969-11-18 |
GB1048365A (en) | 1966-11-16 |
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