FR2744249B1 - Dispositif de commande d'exposition et codeur pour appareil photo - Google Patents
Dispositif de commande d'exposition et codeur pour appareil photoInfo
- Publication number
- FR2744249B1 FR2744249B1 FR9700736A FR9700736A FR2744249B1 FR 2744249 B1 FR2744249 B1 FR 2744249B1 FR 9700736 A FR9700736 A FR 9700736A FR 9700736 A FR9700736 A FR 9700736A FR 2744249 B1 FR2744249 B1 FR 2744249B1
- Authority
- FR
- France
- Prior art keywords
- encoder
- camera
- control device
- exposure control
- exposure
- 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
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
- G03B7/091—Digital circuits
- G03B7/097—Digital circuits for control of both exposure time and aperture
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
- G02B7/102—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens controlled by a microcomputer
-
- 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
- G03B17/04—Bodies collapsible, foldable or extensible, e.g. book type
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
- H05K3/281—Applying non-metallic protective coatings by means of a preformed insulating foil
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1231796 | 1996-01-26 | ||
JP02763596A JP3700233B2 (ja) | 1996-02-15 | 1996-02-15 | カメラの防振防油装置 |
JP02948896A JP3569374B2 (ja) | 1996-02-16 | 1996-02-16 | エンコーダ及びカメラの露出制御装置 |
JP5787996A JPH09244092A (ja) | 1996-03-14 | 1996-03-14 | カメラの露出制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2744249A1 FR2744249A1 (fr) | 1997-08-01 |
FR2744249B1 true FR2744249B1 (fr) | 1998-12-31 |
Family
ID=27455777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9700736A Expired - Fee Related FR2744249B1 (fr) | 1996-01-26 | 1997-01-24 | Dispositif de commande d'exposition et codeur pour appareil photo |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2744249B1 (fr) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4557573A (en) * | 1984-03-28 | 1985-12-10 | Polaroid Corporation | Photosensor arrangement for encoding lens and shutter blade position |
JP3038874B2 (ja) * | 1990-10-16 | 2000-05-08 | ソニー株式会社 | 撮像装置 |
US5262812A (en) * | 1991-08-30 | 1993-11-16 | Nisca Corporation | Blades actuation device for light path |
-
1997
- 1997-01-24 FR FR9700736A patent/FR2744249B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2744249A1 (fr) | 1997-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20070930 |