Accession Number : AD0164853

Title :   Reflaxiconic (Reflective) Collimator.

Descriptive Note : Patent Application,

Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON D C

Personal Author(s) : Edmonds,Walter R.

Report Date : 30 MAY 1974

Pagination or Media Count : 12

Abstract : The patent application describes a reflecting type collimator including a first, inner conical mirror located on the central axis of the collimator and disposed in the path of, and reflecting a divergent incident light beam in a radially outward direction; a second, outer, concentrically-arranged, truncated conical mirror receiving, dividing and reflecting the radially-outward directed light beam into a hollow cylinder configuration to the rear; a third, outer, concentrically-arranged, truncated conical mirror receiving and reflecting the hollow cylindrical-light beam radially inward towards the collimator-central axis; and a fourth, conical mirror located on the collimator-central axis, and receiving and reflecting the light beam being radially inwardly directed thereto into a recombined, solid and collimated or parallel beam emerging from the rear of the collimator.

Descriptors :   *Collimators, Patents, Reflection, Mirrors

Subject Categories : Optics

Distribution Statement : APPROVED FOR PUBLIC RELEASE