FR678148A - Orthovisor for cinematographic camera - Google Patents

Orthovisor for cinematographic camera

Info

Publication number
FR678148A
FR678148A FR678148DA FR678148A FR 678148 A FR678148 A FR 678148A FR 678148D A FR678148D A FR 678148DA FR 678148 A FR678148 A FR 678148A
Authority
FR
France
Prior art keywords
orthovisor
cinematographic camera
cinematographic
camera
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
Other languages
French (fr)
Inventor
Grosset
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.)
ANCIENS OPTIS S Ets
Original Assignee
ANCIENS OPTIS S Ets
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 ANCIENS OPTIS S Ets filed Critical ANCIENS OPTIS S Ets
Application granted granted Critical
Publication of FR678148A publication Critical patent/FR678148A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/14—Viewfinders

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR678148D 1928-10-31 1928-10-31 Orthovisor for cinematographic camera Expired FR678148A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR678148T 1928-10-31
FR39991T 1930-09-08

Publications (1)

Publication Number Publication Date
FR678148A true FR678148A (en) 1930-03-19

Family

ID=62495274

Family Applications (2)

Application Number Title Priority Date Filing Date
FR678148D Expired FR678148A (en) 1928-10-31 1928-10-31 Orthovisor for cinematographic camera
FR39991D Expired FR39991E (en) 1928-10-31 1930-09-08 Orthovisor for cinematographic camera

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR39991D Expired FR39991E (en) 1928-10-31 1930-09-08 Orthovisor for cinematographic camera

Country Status (1)

Country Link
FR (2) FR678148A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2506764A (en) * 1945-11-23 1950-05-09 Walter H Bach View finder for cameras
US2512772A (en) * 1945-10-30 1950-06-27 John A Haeseler Reflex camera having reflecting finder system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512772A (en) * 1945-10-30 1950-06-27 John A Haeseler Reflex camera having reflecting finder system
US2506764A (en) * 1945-11-23 1950-05-09 Walter H Bach View finder for cameras

Also Published As

Publication number Publication date
FR39991E (en) 1932-03-21

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