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FR1323975A - Measuring viewfinder for reflective mirror cameras - Google Patents

Measuring viewfinder for reflective mirror cameras

Info

Publication number
FR1323975A
FR1323975A FR898209A FR898209A FR1323975A FR 1323975 A FR1323975 A FR 1323975A FR 898209 A FR898209 A FR 898209A FR 898209 A FR898209 A FR 898209A FR 1323975 A FR1323975 A FR 1323975A
Authority
FR
France
Prior art keywords
viewfinder
measuring
reflective mirror
mirror cameras
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
FR898209A
Other languages
French (fr)
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
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 Carl Zeiss AG filed Critical Carl Zeiss AG
Priority to FR898209A priority Critical patent/FR1323975A/en
Application granted granted Critical
Publication of FR1323975A publication Critical patent/FR1323975A/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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/24—Focusing screens
    • G03B13/26—Focusing screens with magnifiers for inspecting image formed on screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR898209A 1962-05-21 1962-05-21 Measuring viewfinder for reflective mirror cameras Expired FR1323975A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR898209A FR1323975A (en) 1962-05-21 1962-05-21 Measuring viewfinder for reflective mirror cameras

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR898209A FR1323975A (en) 1962-05-21 1962-05-21 Measuring viewfinder for reflective mirror cameras

Publications (1)

Publication Number Publication Date
FR1323975A true FR1323975A (en) 1963-04-12

Family

ID=8779391

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898209A Expired FR1323975A (en) 1962-05-21 1962-05-21 Measuring viewfinder for reflective mirror cameras

Country Status (1)

Country Link
FR (1) FR1323975A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114745483A (en) * 2022-03-31 2022-07-12 杭州海康威视数字技术股份有限公司 Camera system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114745483A (en) * 2022-03-31 2022-07-12 杭州海康威视数字技术股份有限公司 Camera system
CN114745483B (en) * 2022-03-31 2024-03-29 杭州海康威视数字技术股份有限公司 Video camera system

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