Accession Number : ADD013282

Title :   Built-Up Mirror with Reduced Temperature Gradient.

Descriptive Note : Patent, Filed 29 Apr 82, patented 6 Mar 84,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s) : Fried, Lawrence

Report Date : 06 Mar 1984

Pagination or Media Count : 4

Abstract : This patent discloses built-up glass mirror structure of the type having front and rear plates held in spaced relation by spacer walls arranged in a cellular pattern has temperature gradients reduced by inclusion of highly reflective coating, such as silvering, of the spacer wall surfaces in each cell in combination with the inwardly facing surfaces at opposite ends of the cells being relatively highly emissive and absorptive of radiant thermal energy.

Descriptors :   *PATENTS, *MIRRORS, LIGHTWEIGHT, SPACE SYSTEMS, COOLING, METAL COATINGS, REFLECTIVITY, ARRAYS

Subject Categories : Optics

Distribution Statement : APPROVED FOR PUBLIC RELEASE