GB2019590B - Camera adapted for automatic and manual focusing - Google Patents

Camera adapted for automatic and manual focusing

Info

Publication number
GB2019590B
GB2019590B GB7913644A GB7913644A GB2019590B GB 2019590 B GB2019590 B GB 2019590B GB 7913644 A GB7913644 A GB 7913644A GB 7913644 A GB7913644 A GB 7913644A GB 2019590 B GB2019590 B GB 2019590B
Authority
GB
United Kingdom
Prior art keywords
automatic
manual focusing
camera adapted
camera
focusing
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
Application number
GB7913644A
Other versions
GB2019590A (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.)
Polaroid Corp
Original Assignee
Polaroid Corp
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
Application filed by Polaroid Corp filed Critical Polaroid Corp
Publication of GB2019590A publication Critical patent/GB2019590A/en
Application granted granted Critical
Publication of GB2019590B publication Critical patent/GB2019590B/en
Expired legal-status Critical Current

Links

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
    • G02B7/40—Systems for automatic generation of focusing signals using time delay of the reflected waves, e.g. of ultrasonic waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Lens Barrels (AREA)
  • Shutters For Cameras (AREA)
GB7913644A 1978-04-25 1979-04-19 Camera adapted for automatic and manual focusing Expired GB2019590B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89986378A 1978-04-25 1978-04-25

Publications (2)

Publication Number Publication Date
GB2019590A GB2019590A (en) 1979-10-31
GB2019590B true GB2019590B (en) 1982-07-28

Family

ID=25411664

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7913644A Expired GB2019590B (en) 1978-04-25 1979-04-19 Camera adapted for automatic and manual focusing

Country Status (9)

Country Link
JP (1) JPS54149655A (en)
AT (1) AT373083B (en)
AU (1) AU527724B2 (en)
CA (1) CA1122456A (en)
CH (1) CH654422A5 (en)
DE (1) DE2916570A1 (en)
FR (1) FR2424559A1 (en)
GB (1) GB2019590B (en)
IE (1) IE48131B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58166629U (en) * 1982-04-30 1983-11-07 オリンパス光学工業株式会社 focus detection camera

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3917395A (en) * 1973-06-28 1975-11-04 Honeywell Inc Control circuit for photographic apparatus
CA1099554A (en) * 1976-10-04 1981-04-21 Polaroid Corporation Automatic range finding and focussing camera

Also Published As

Publication number Publication date
GB2019590A (en) 1979-10-31
AU527724B2 (en) 1983-03-17
DE2916570A1 (en) 1979-10-31
CH654422A5 (en) 1986-02-14
CA1122456A (en) 1982-04-27
JPS54149655A (en) 1979-11-24
FR2424559B1 (en) 1984-04-27
AU4628079A (en) 1979-11-01
AT373083B (en) 1983-12-12
DE2916570C2 (en) 1988-05-11
FR2424559A1 (en) 1979-11-23
IE48131B1 (en) 1984-10-03
ATA310079A (en) 1983-04-15
IE790797L (en) 1979-10-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee