GB2229282B - Exposure control system of a camera having an interval mode - Google Patents

Exposure control system of a camera having an interval mode

Info

Publication number: GB2229282B
Authority: GB; United Kingdom
Prior art keywords: camera; control system; exposure control; interval mode; interval
Prior art date: 1989-02-10
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

Application number

GB9003006A

Other versions

GB9003006D0 (en

GB2229282A (en

Inventor

Takeo Kobayashi

Takao Nishida

Yasushi Tabata

Norio Numako

Katsutoshi Nagai

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Pentax Corp

Original Assignee

Asahi Kogaku Kogyo Co Ltd

Priority date (The priority date 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 date listed.)

1989-02-10

Filing date

1990-02-09

Publication date

1993-09-29

1990-02-09 Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd

1990-04-04 Publication of GB9003006D0 publication Critical patent/GB9003006D0/en

1990-09-19 Publication of GB2229282A publication Critical patent/GB2229282A/en

1993-09-29 Application granted granted Critical

1993-09-29 Publication of GB2229282B publication Critical patent/GB2229282B/en

2010-02-09 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- 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
- G03B17/38—Releasing-devices separate from shutter
- G03B17/40—Releasing-devices separate from shutter with delayed or timed action
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Exposure Control For Cameras (AREA)
Lens Barrels (AREA)
Stroboscope Apparatuses (AREA)

GB9003006A 1989-02-10 1990-02-09 Exposure control system of a camera having an interval mode Expired - Fee Related GB2229282B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP1031318A JP2842604B2 (en)	1989-02-10	1989-02-10	Exposure control device for camera with interval function

Publications (3)

Publication Number	Publication Date
GB9003006D0 GB9003006D0 (en)	1990-04-04
GB2229282A GB2229282A (en)	1990-09-19
GB2229282B true GB2229282B (en)	1993-09-29

Family

ID=12327928

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9003006A Expired - Fee Related GB2229282B (en)	1989-02-10	1990-02-09	Exposure control system of a camera having an interval mode

Country Status (4)

Country	Link
JP (1)	JP2842604B2 (en)
DE (1)	DE4004004C2 (en)
FR (1)	FR2647230B1 (en)
GB (1)	GB2229282B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2065984C (en) *	1991-04-15	2001-07-31	Osamu Sato	Exposure control apparatus of camera
JP5335202B2 (en) *	2007-06-05	2013-11-06	キヤノン株式会社	Imaging apparatus and control method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS57192932A (en) *	1981-05-23	1982-11-27	Canon Inc	Interval camera
JPS59170826A (en) *	1983-03-17	1984-09-27	Olympus Optical Co Ltd	Remote controller of motor-driven camera
JPS6059326A (en) *	1983-09-12	1985-04-05	Fuji Photo Film Co Ltd	Strobe incorporated camera capable of daylight synchronized flash photography
JPS60134567A (en) *	1983-12-22	1985-07-17	Canon Inc	Image pickup device

1989
- 1989-02-10 JP JP1031318A patent/JP2842604B2/en not_active Expired - Fee Related
1990
- 1990-02-09 DE DE4004004A patent/DE4004004C2/en not_active Expired - Fee Related
- 1990-02-09 GB GB9003006A patent/GB2229282B/en not_active Expired - Fee Related
- 1990-02-12 FR FR9001612A patent/FR2647230B1/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JP2842604B2 (en)	1999-01-06
FR2647230B1 (en)	1994-02-25
DE4004004C2 (en)	1994-02-24
JPH02210421A (en)	1990-08-21
FR2647230A1 (en)	1990-11-23
GB9003006D0 (en)	1990-04-04
DE4004004A1 (en)	1990-08-16
GB2229282A (en)	1990-09-19

Similar Documents

Publication	Publication Date	Title
GB2229011B (en)	1993-03-24	Active af camera having remote control apparatus
HK107991A (en)	1992-01-03	Exposure control for pseudo telephoto camera
GB8909403D0 (en)	1989-06-14	Exposure control device
EP0363968A3 (en)	1990-06-06	Camera system
EP0447913A3 (en)	1992-09-09	Lens control system
EP0324423A3 (en)	1989-08-09	Electromagnetic control device for cameras
GB8924149D0 (en)	1989-12-13	Zoom finder system
EP0271019A3 (en)	1988-12-07	Exposure control device for interchangeable-lens camera
GB2237119B (en)	1994-06-08	Strobe control apparatus of camera
EP0411475A3 (en)	1991-06-12	Photoscreening camera system
GB8902541D0 (en)	1989-03-22	Optical system for masking out a component region of an image
GB8814239D0 (en)	1988-07-20	Autofocus camera system
GB2220499B (en)	1993-02-03	Focusing and exposure control system for a camera
GB2235544B (en)	1993-07-07	Control apparatus of single-lens reflex camera
GB2222890B (en)	1993-04-21	Exposure control apparatus of camera
GB2235057B (en)	1993-07-07	Control device for camera
GB2229282B (en)	1993-09-29	Exposure control system of a camera having an interval mode
GB2227099B (en)	1993-03-10	Remote control apparatus of camera
GB9314705D0 (en)	1993-08-25	Exposure control apparatus of a camera
GB9018977D0 (en)	1990-10-17	Display system of a camera
GB2149522B (en)	1988-08-17	Camera exposure control system
GB9013087D0 (en)	1990-08-01	Photographic exposure control
GB8923142D0 (en)	1989-11-29	Camera control system
GB8817874D0 (en)	1988-09-01	Camera control system
GB2295238A8 (en)	1996-11-18	Exposure control apparatus of a camera

Legal Events

Date	Code	Title	Description
2006-10-25	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20060209