GB2133564B - Illumination arrangement for information indication in single lens reflex cameras - Google Patents

Illumination arrangement for information indication in single lens reflex cameras

Info

Publication number
GB2133564B
GB2133564B GB08325147A GB8325147A GB2133564B GB 2133564 B GB2133564 B GB 2133564B GB 08325147 A GB08325147 A GB 08325147A GB 8325147 A GB8325147 A GB 8325147A GB 2133564 B GB2133564 B GB 2133564B
Authority
GB
United Kingdom
Prior art keywords
single lens
lens reflex
information indication
illumination arrangement
reflex cameras
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
GB08325147A
Other versions
GB8325147D0 (en
GB2133564A (en
Inventor
Rolf Jurenz
Hans-Joachim Bohm
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.)
Pentacon GmbH Foto und Feinwerktechnik
Original Assignee
Pentacon Dresden VEB
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 Pentacon Dresden VEB filed Critical Pentacon Dresden VEB
Publication of GB8325147D0 publication Critical patent/GB8325147D0/en
Publication of GB2133564A publication Critical patent/GB2133564A/en
Application granted granted Critical
Publication of GB2133564B publication Critical patent/GB2133564B/en
Expired 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/18—Signals indicating condition of a camera member or suitability of light
    • G03B17/20—Signals indicating condition of a camera member or suitability of light visible in viewfinder

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Viewfinders (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
GB08325147A 1982-12-31 1983-09-20 Illumination arrangement for information indication in single lens reflex cameras Expired GB2133564B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD24686782A DD213310A1 (en) 1982-12-31 1982-12-31 LIGHTING ARRANGEMENT FOR INFORMATION DISPLAY AT SR CAMERAS

Publications (3)

Publication Number Publication Date
GB8325147D0 GB8325147D0 (en) 1983-10-19
GB2133564A GB2133564A (en) 1984-07-25
GB2133564B true GB2133564B (en) 1986-02-26

Family

ID=5544087

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08325147A Expired GB2133564B (en) 1982-12-31 1983-09-20 Illumination arrangement for information indication in single lens reflex cameras

Country Status (4)

Country Link
DD (1) DD213310A1 (en)
DE (1) DE3339071A1 (en)
FR (1) FR2538922B1 (en)
GB (1) GB2133564B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1842189U (en) * 1961-03-10 1961-11-23 Dresden Feinmess MIRROR REFLEX CAMERA WITH BUILT-IN ELECTRIC EXPOSURE METER.
US4204756A (en) * 1975-07-25 1980-05-27 Minolta Camera Kabushiki Kaisha Camera exposure factor indicating device
JPS5299820A (en) * 1976-02-17 1977-08-22 Canon Inc Focusing glass
DD126394B1 (en) * 1976-05-31 1979-05-30 Pentacon Dresden Veb DISPLAY DEVICE IN THE SEARCH SYSTEM OF PHOTOGRAPHIC CAMERAS
DD129493A1 (en) * 1977-02-11 1978-01-18 Herbert Welzel DEVICE FOR EXPOSURE AND LIMIT VALUE DISPLAY IN THE PHOTOGRAPHIC CAMERAS SEARCH SYSTEM
US4294529A (en) * 1978-09-07 1981-10-13 Canon Kabushiki Kaisha Camera
DE2952207A1 (en) * 1979-12-22 1981-06-25 Novoflex Fotogerätebau Karl Müller, 8940 Memmingen PRISM SEARCHER FOR MIRROR REFLECTIVE CAMERAS WITH EXPOSURE GAUGE

Also Published As

Publication number Publication date
FR2538922B1 (en) 1987-07-24
DD213310A1 (en) 1984-09-05
GB8325147D0 (en) 1983-10-19
DE3339071A1 (en) 1984-07-05
GB2133564A (en) 1984-07-25
FR2538922A1 (en) 1984-07-06

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Legal Events

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

Effective date: 19920920