Magnifier

Details Magnifier Magnifier

1977-02-23

1978-09-05

Sacher, Paul A.

350223, G02B 934

Patent

active

041115287

ABSTRACT:
A magnifier having a relative aperture exeeding f/1, an angle of view wider than 2.degree. .times. 25.degree., and a pupil distance longer than 0.9 f, in particular for viewing the anode screen of an image intensifier tube forming part, for example, of a viewing device mounted on a vehicle.
As viewed in the direction of the observer, the magnifier comprises, in succession,

REFERENCES:
patent: 3108152 (1963-10-01), Hermanni
patent: 3823999 (1974-07-01), Versteeg

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