Device for heating the front lens of a television camera

Details Device for heating the front lens of a television camera Device for heating the front lens of a television camera

1980-04-24

1982-10-26

Mayewsky, Volodymyr Y.

Electric heating

Microwave heating

Tunnel furnace

219201, 219522, 219543, 350253, G02B 1104

Patent

active

043558615

ABSTRACT:
A device for heating the front lens of a television camera to prevent an interfering moisture on the lens which includes a heating unit, detachable from the lens tube, comprising a front disc or lens attached to a support plate; a rear disc or lens also attached to said support plate so as to form a sealed chamber between the front and rear disc; and heat coatings deposited on the chamber side surface of the front disc for heating purposes.

REFERENCES:
patent: 1791254 (1931-02-01), Van Brockdorf
patent: 2442913 (1948-06-01), Abrams et al.
patent: 3495259 (1970-02-01), Rocholl et al.

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