Indirect reflective window

Coating apparatus – With means to apply electrical and/or radiant energy to work... – With electromagnetic and/or electrostatic removal of...

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Details

350299, 118 49, G02B 500

Patent

active

040379450

ABSTRACT:
A reflective window for providing an indirect optical path to an object including an array having a plurality of reflective elements, each being disposed at an acute angle to the plane of the window and parallel to each of the other reflective elements; each of the reflective elements having a length, along its dimension which intersects with the plane of the window, capable of producing on the window a projection which is at least as great as the distance between each pair of the reflective elements, each of the reflective elements having first and second reflective surfaces for receiving radiation on its first reflective surface and reflecting it to the second reflective surface of one adjacent reflective element and for receiving on and reflecting from its second surface radiation from the first reflective surface of another adjacent reflective element.

REFERENCES:
patent: 721259 (1903-02-01), Wadsworth
patent: 749761 (1904-01-01), Wadsworth
patent: 2398799 (1946-04-01), Miller
patent: 3453039 (1969-07-01), Osborne
patent: 3620604 (1971-11-01), Benham
patent: 3753822 (1973-08-01), Heinrich

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