NL177524C - Diafragmasluiter voor een eenogige spiegelreflexcamera. - Google Patents
Diafragmasluiter voor een eenogige spiegelreflexcamera.Info
- Publication number
- NL177524C NL177524C NLAANVRAGE7112024,A NL7112024A NL177524C NL 177524 C NL177524 C NL 177524C NL 7112024 A NL7112024 A NL 7112024A NL 177524 C NL177524 C NL 177524C
- Authority
- NL
- Netherlands
- Prior art keywords
- reflex camera
- aperture shutter
- mirror reflex
- eyed
- eyed mirror
- 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
- 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
- G03B7/087—Analogue circuits for control of both exposure time and aperture
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6891970A | 1970-09-02 | 1970-09-02 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7112024A NL7112024A (nl) | 1972-03-06 |
NL177524B NL177524B (nl) | 1985-05-01 |
NL177524C true NL177524C (nl) | 1985-10-01 |
Family
ID=22085549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7112024,A NL177524C (nl) | 1970-09-02 | 1971-09-01 | Diafragmasluiter voor een eenogige spiegelreflexcamera. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3641889A (nl) |
JP (1) | JPS5710406B1 (nl) |
AT (1) | AT330579B (nl) |
AU (1) | AU464134B2 (nl) |
CA (1) | CA971795A (nl) |
DE (1) | DE2141667C3 (nl) |
FR (1) | FR2107125A5 (nl) |
GB (1) | GB1326487A (nl) |
NL (1) | NL177524C (nl) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3750543A (en) * | 1971-04-19 | 1973-08-07 | Polaroid Corp | Focus responsive exposure control system |
US3754458A (en) | 1971-06-09 | 1973-08-28 | Polaroid Corp | Light seal for a reflex camera viewfinder |
US3769892A (en) * | 1971-12-06 | 1973-11-06 | Polaroid Corp | Seating arrangement for a reflecting member |
US3701304A (en) * | 1971-12-20 | 1972-10-31 | Polaroid Corp | Reflex member velocity control means |
US3760704A (en) * | 1971-12-30 | 1973-09-25 | Polaroid Corp | Reflex camera and viewer with a folded optical path |
US3771427A (en) * | 1972-02-02 | 1973-11-13 | Polaroid Corp | Reflex camera with mirror latch |
CA991465A (en) * | 1972-04-21 | 1976-06-22 | Christian C. Petersen | Dynamically compensated exposure control system |
US3927415A (en) * | 1973-04-11 | 1975-12-16 | Polaroid Corp | Electromagnetically regulated exposure control system |
US3868712A (en) * | 1973-04-11 | 1975-02-25 | Polaroid Corp | Pneumatically reactive exposure control system |
IT1003725B (it) * | 1973-05-22 | 1976-06-10 | Polaroid Corp | Perfezionamento nei dispositivi di controllo della esposizione per ot turatori di apparecchi fotografici |
US3882522A (en) * | 1973-05-22 | 1975-05-06 | Polaroid Corp | Non-cocking springless shutter developing two parameter exposure regulation |
US3928859A (en) * | 1974-03-22 | 1975-12-23 | Honeywell Inc | Shutter-iris for automatic camera |
US3969738A (en) * | 1975-05-05 | 1976-07-13 | Polaroid Corporation | Exposure control system with inertial characteristic |
US4017873A (en) * | 1975-10-03 | 1977-04-12 | Polaroid Corporation | Exposure control system with braking capability |
US4160589A (en) * | 1978-03-03 | 1979-07-10 | Polaroid Corporation | Combined solenoid and timing system for SLR camera apparatus |
DE3107945A1 (de) * | 1980-03-03 | 1981-12-24 | Polaroid Corp., 02139 Cambridge, Mass. | Verfahren zur scharfeinstellung fotografischer apparate und vorrichtung hierfuer |
US20080298674A1 (en) * | 2007-05-29 | 2008-12-04 | Image Masters Inc. | Stereoscopic Panoramic imaging system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3051065A (en) * | 1958-12-05 | 1962-08-28 | Chiyoda Kogaku Seiko Kabushiki | Lens shutter for camera |
US3393621A (en) * | 1963-06-12 | 1968-07-23 | Canon Camera Co | Electromotive shutter for photographic camera |
US3299789A (en) * | 1964-06-05 | 1967-01-24 | Eastman Kodak Co | Automatic exposure control system |
US3470808A (en) * | 1967-07-21 | 1969-10-07 | Eastman Kodak Co | Photographic shutter operating means |
-
1970
- 1970-09-02 US US68919A patent/US3641889A/en not_active Expired - Lifetime
-
1971
- 1971-08-12 AU AU32276/71A patent/AU464134B2/en not_active Expired
- 1971-08-16 GB GB3835871A patent/GB1326487A/en not_active Expired
- 1971-08-19 DE DE2141667A patent/DE2141667C3/de not_active Expired
- 1971-08-26 JP JP6484271A patent/JPS5710406B1/ja active Pending
- 1971-08-26 AT AT749171A patent/AT330579B/de active
- 1971-08-27 CA CA121,619A patent/CA971795A/en not_active Expired
- 1971-09-01 NL NLAANVRAGE7112024,A patent/NL177524C/nl not_active IP Right Cessation
- 1971-09-01 FR FR7131649A patent/FR2107125A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AT330579B (de) | 1976-07-12 |
NL7112024A (nl) | 1972-03-06 |
AU3227671A (en) | 1973-02-15 |
NL177524B (nl) | 1985-05-01 |
FR2107125A5 (nl) | 1972-05-05 |
US3641889A (en) | 1972-02-15 |
JPS5710406B1 (nl) | 1982-02-26 |
CA971795A (en) | 1975-07-29 |
DE2141667C3 (de) | 1980-04-10 |
GB1326487A (en) | 1973-08-15 |
AU464134B2 (en) | 1975-08-14 |
ATA749171A (de) | 1975-09-15 |
DE2141667A1 (de) | 1972-03-09 |
DE2141667B2 (de) | 1974-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V1 | Lapsed because of non-payment of the annual fee |