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Application filed by Zeiss Carl FafiledCriticalZeiss Carl Fa
Publication of CH236614ApublicationCriticalpatent/CH236614A/de
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)
CH236614D1942-09-171943-08-02Sucher für photographische Kammern.
CH236614A
(de)