JPS5984228A - 可変焦点距離交換レンズ - Google Patents

可変焦点距離交換レンズ

Info

Publication number
JPS5984228A
JPS5984228A JP57194968A JP19496882A JPS5984228A JP S5984228 A JPS5984228 A JP S5984228A JP 57194968 A JP57194968 A JP 57194968A JP 19496882 A JP19496882 A JP 19496882A JP S5984228 A JPS5984228 A JP S5984228A
Authority
JP
Japan
Prior art keywords
data
terminal
output
counter
interchangeable lens
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.)
Granted
Application number
JP57194968A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6247287B2 (enrdf_load_stackoverflow
Inventor
Masaaki Nakai
政昭 中井
Masayoshi Sawara
佐原　正義
Nobuyuki Taniguchi
信行 谷口
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.)
Minolta Co Ltd
Original Assignee
Minolta 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.)
Filing date
Publication date
Priority to JP57194968A priority Critical patent/JPS5984228A/ja
Application filed by Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to US06/478,910 priority patent/US4560267A/en
Publication of JPS5984228A publication Critical patent/JPS5984228A/ja
Priority to US06/632,405 priority patent/US4639112A/en
Priority to US06/790,511 priority patent/US4673275A/en
Publication of JPS6247287B2 publication Critical patent/JPS6247287B2/ja
Priority to US07/130,990 priority patent/US4803509A/en
Priority to US07/248,306 priority patent/US4912498A/en
Priority to US07/268,300 priority patent/US4970541A/en
Priority to US07/369,660 priority patent/US4974000A/en
Priority to US07/814,215 priority patent/US5311245A/en
Granted legal-status Critical Current

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP57194968A 1982-03-26 1982-11-05 可変焦点距離交換レンズ Granted JPS5984228A (ja)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP57194968A JPS5984228A (ja) 1982-11-05 1982-11-05 可変焦点距離交換レンズ
US06/478,910 US4560267A (en) 1982-03-26 1983-03-25 Camera system operable by carrying data from a camera accessory to a camera body
US06/632,405 US4639112A (en) 1982-03-26 1984-07-19 Camera system capable of interchanging its objective lens
US06/790,511 US4673275A (en) 1982-03-26 1985-10-23 Camera system operable by carrying data from a camera accessory to a camera body
US07/130,990 US4803509A (en) 1982-03-26 1987-12-09 Camera system operable by carrying data from a camera accessory to a camera body
US07/248,306 US4912498A (en) 1982-03-26 1988-09-21 Camera system capable of interchanging its objective lens
US07/268,300 US4970541A (en) 1982-03-26 1988-11-07 Camera system operable by carrying data from a camera accessory to a camera body
US07/369,660 US4974000A (en) 1982-03-26 1989-06-21 Camera system operable by carrying data from a camera accessory
US07/814,215 US5311245A (en) 1982-03-26 1991-12-20 Camera system operable by carrying data from a camera accessory to a camera body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57194968A JPS5984228A (ja) 1982-11-05 1982-11-05 可変焦点距離交換レンズ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP12374287A Division JPS62275232A (ja) 1987-05-22 1987-05-22 交換レンズ

Publications (2)

Publication Number Publication Date
JPS5984228A true JPS5984228A (ja) 1984-05-15
JPS6247287B2 JPS6247287B2 (enrdf_load_stackoverflow) 1987-10-07

Family

ID=16333331

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57194968A Granted JPS5984228A (ja) 1982-03-26 1982-11-05 可変焦点距離交換レンズ

Country Status (1)

Country Link
JP (1) JPS5984228A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63286811A (ja) * 1987-05-19 1988-11-24 Minolta Camera Co Ltd 交換レンズ群
US4878751A (en) * 1985-01-21 1989-11-07 Minolta Camera Kabushiki Kaisha Camera system
US4935766A (en) * 1985-01-21 1990-06-19 Minolta Camera Kabushiki Kaisha Camera system including exposure mode data back and flash accessories
US5333030A (en) * 1985-01-21 1994-07-26 Minolta Camera Kabushiki Kaisha Camera system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5067650A (enrdf_load_stackoverflow) * 1973-10-17 1975-06-06
JPS5254551A (en) * 1975-10-30 1977-05-04 Janome Sewing Machine Co Ltd Pattern stitching speed limiter for electronic control sewing machine
JPS5393021A (en) * 1977-01-25 1978-08-15 Minolta Camera Co Ltd Aperture control device in variable power lens
JPS54108628A (en) * 1978-02-13 1979-08-25 Minolta Camera Co Ltd Information transmission device of lenses
JPS5558194A (en) * 1978-10-26 1980-04-30 Janome Sewing Machine Co Ltd Pattern generator of electronic sewing machine
JPS5624926A (en) * 1979-08-07 1981-03-10 Fujitsu Ltd Apparatus of vapor phase epitaxial growth
JPS5668848A (en) * 1979-11-09 1981-06-09 Pioneer Electronic Corp Memory control unit

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5067650A (enrdf_load_stackoverflow) * 1973-10-17 1975-06-06
JPS5254551A (en) * 1975-10-30 1977-05-04 Janome Sewing Machine Co Ltd Pattern stitching speed limiter for electronic control sewing machine
JPS5393021A (en) * 1977-01-25 1978-08-15 Minolta Camera Co Ltd Aperture control device in variable power lens
JPS54108628A (en) * 1978-02-13 1979-08-25 Minolta Camera Co Ltd Information transmission device of lenses
JPS5558194A (en) * 1978-10-26 1980-04-30 Janome Sewing Machine Co Ltd Pattern generator of electronic sewing machine
JPS5624926A (en) * 1979-08-07 1981-03-10 Fujitsu Ltd Apparatus of vapor phase epitaxial growth
JPS5668848A (en) * 1979-11-09 1981-06-09 Pioneer Electronic Corp Memory control unit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4878751A (en) * 1985-01-21 1989-11-07 Minolta Camera Kabushiki Kaisha Camera system
US4935766A (en) * 1985-01-21 1990-06-19 Minolta Camera Kabushiki Kaisha Camera system including exposure mode data back and flash accessories
US5333030A (en) * 1985-01-21 1994-07-26 Minolta Camera Kabushiki Kaisha Camera system
JPS63286811A (ja) * 1987-05-19 1988-11-24 Minolta Camera Co Ltd 交換レンズ群

Also Published As

Publication number Publication date
JPS6247287B2 (enrdf_load_stackoverflow) 1987-10-07

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