Image rotating optical system

Details Image rotating optical system Image rotating optical system

1974-07-29

1976-03-23

Rubin, David H.

350 7, 350 45, 350 51, G02B 2302

Patent

active

039457133

ABSTRACT:
In an optical system including an objective lens to form an image on a focusing plane and a relay lens system to carry the image to another focusing plane, an image rotating prism is inserted in the relay lens system and a field lens is provided between the objective lens and the relay lens. The pupil of the relay lens system is positioned at the center of the optical path of the prism by properly selecting the power of the field lens.

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patent: 3558212 (1971-01-01), Ritchie
patent: 3655260 (1972-04-01), Bartucci et al.

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