GB2004076B - Camera having an automatic focus control apparatus - Google Patents

Camera having an automatic focus control apparatus

Info

Publication number: GB2004076B
Authority: GB; United Kingdom
Prior art keywords: camera; control apparatus; focus control; automatic focus; automatic
Prior art date: 1977-09-05
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

Application number

GB7835483A

Other versions

GB2004076A (en

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.)

Konica Minolta Inc

Original Assignee

Konica Minolta Inc

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.)

1977-09-05

Filing date

1978-09-04

Publication date

1982-05-06

1978-09-04 Application filed by Konica Minolta Inc filed Critical Konica Minolta Inc

1979-03-21 Publication of GB2004076A publication Critical patent/GB2004076A/en

1982-05-06 Application granted granted Critical

1982-05-06 Publication of GB2004076B publication Critical patent/GB2004076B/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
- G02B7/305—Systems for automatic generation of focusing signals using parallactic triangle with a base line using a scanner

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Focusing (AREA)
Automatic Focus Adjustment (AREA)
Measurement Of Optical Distance (AREA)

GB7835483A 1977-09-05 1978-09-04 Camera having an automatic focus control apparatus Expired GB2004076B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP10579477A JPS5917403B2 (en)	1977-09-05	1977-09-05	Camera with automatic focus adjustment device

Publications (2)

Publication Number	Publication Date
GB2004076A GB2004076A (en)	1979-03-21
GB2004076B true GB2004076B (en)	1982-05-06

Family

ID=14417025

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7835483A Expired GB2004076B (en)	1977-09-05	1978-09-04	Camera having an automatic focus control apparatus

Country Status (6)

Country	Link
JP (1)	JPS5917403B2 (en)
DE (1)	DE2838546C3 (en)
GB (1)	GB2004076B (en)
HK (1)	HK68283A (en)
MY (1)	MY8500562A (en)
SG (1)	SG24184G (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2595318B (en)	2020-10-23	2025-01-01	Pss Belgium Nv	Loudspeaker arrangement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3783269A (en) *	1972-06-05	1974-01-01	Honeywell Inc	Automatic focus positioning circuit
JPS5932762B2 (en) *	1974-02-16	1984-08-10	旭光学工業（株）	focus detection device
US3958117A (en) *	1975-07-15	1976-05-18	Honeywell Inc.	Distance determining and automatic focusing apparatus

1977
- 1977-09-05 JP JP10579477A patent/JPS5917403B2/en not_active Expired
1978
- 1978-09-04 DE DE19782838546 patent/DE2838546C3/en not_active Expired
- 1978-09-04 GB GB7835483A patent/GB2004076B/en not_active Expired
1983
- 1983-12-15 HK HK68283A patent/HK68283A/en not_active IP Right Cessation
1984
- 1984-03-19 SG SG24184A patent/SG24184G/en unknown
1985
- 1985-12-30 MY MY8500562A patent/MY8500562A/en unknown

Also Published As

Publication number	Publication date
JPS5917403B2 (en)	1984-04-21
MY8500562A (en)	1985-12-31
JPS5448530A (en)	1979-04-17
DE2838546C3 (en)	1984-10-11
HK68283A (en)	1983-12-23
SG24184G (en)	1985-02-15
GB2004076A (en)	1979-03-21
DE2838546A1 (en)	1979-03-08
DE2838546B2 (en)	1980-05-08

Similar Documents

Publication	Publication Date	Title
DE3069650D1 (en)	1984-12-20	Camera having an automatic control mechanism
GB2000655B (en)	1982-03-03	Automatic focusing devices
JPS5499654A (en)	1979-08-06	Device for controlling optical focus
JPS544105A (en)	1979-01-12	Lens focusing device
JPS55100532A (en)	1980-07-31	Automatic focus control camera
JPS5448525A (en)	1979-04-17	Camera for automatic microfilm
JPS544121A (en)	1979-01-12	Automatic focus device
JPS5471633A (en)	1979-06-08	Exposure controller for automatic focusing camera
GB2005836B (en)	1982-05-26	Photographic camera with automatic focusing
JPS53107827A (en)	1978-09-20	Exposure control device for camera
JPS5461922A (en)	1979-05-18	Automatic focusing controller
JPS5471629A (en)	1979-06-08	Automatic focusing controller for camera
JPS5478124A (en)	1979-06-22	Automatic exposure control camera display unit
JPS5471631A (en)	1979-06-08	Device for warning automatic focusing control camera
GB2001501B (en)	1982-09-29	Automatic focus adjusting device
JPS5440630A (en)	1979-03-30	Lens bodyytube having operation stopp releaseepart for camera
JPS5471630A (en)	1979-06-08	Focus selector for automatic focusing camera
GB2004076B (en)	1982-05-06	Camera having an automatic focus control apparatus
GB2013445B (en)	1982-04-28	Camera focusing device
JPS5470033A (en)	1979-06-05	Camera with automatic focusing unit
JPS5414733A (en)	1979-02-03	Automatic focus adjusting device
GB2015181B (en)	1982-03-03	Automatic focus camera
JPS54109837A (en)	1979-08-28	Control apparatus for focus changeable lens
JPS54126026A (en)	1979-09-29	Automatic focus control device for cine camera
JPS5480122A (en)	1979-06-26	Automatic focusing control camera

Legal Events

Date	Code	Title	Description
1998-09-23	PE20	Patent expired after termination of 20 years	Effective date: 19980903