Binocular night glass

Details Binocular night glass Binocular night glass

1978-09-01

1980-11-04

Willis, Davis L.

Radiant energy

Infrared-to-visible imaging

Including image tube-type detector

H01J 3149

Patent

active

042322227

ABSTRACT:
An improved binocular night glass suitable for use with infrared light and relatively low levels of visible light without changing the viewing system, in particular its prism system. According to the invention the improvement comprises that the image converter includes two image conversion tube sections, only one of which results in image reversal.

REFERENCES:
patent: 3267283 (1966-08-01), Kapany
patent: 3454773 (1969-07-01), Bulthuis et al.
patent: 3458744 (1969-07-01), Sowers et al.
patent: 3509344 (1970-04-01), Bouwers

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