US PATENT SUBCLASS 359 / 851
.~.~ Composite or echelon mirrors or light concentrating array

Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

838  DF  MIRROR {14}
850  DF  .~ Plural mirrors or reflecting surfaces {7}
851.~.~ Composite or echelon mirrors or light concentrating array {2}
852  DF  .~.~.~> With a line focus
853  DF  .~.~.~> Light concentrating (e.g., heliostat, etc.), concave, or paraboloidal structure

DEFINITION

Classification: 359/851

Composite or echelon mirrors or light concentrating array:

(under subclass 850) Subject matter comprising a plurality of mirrors or mirror surfaces cooperating to form a unified image or to concentrate light in a focal area or along a focal line or comprising several substantially identical mir-rors for concentrating light.

SEE OR SEARCH THIS CLASS, SUBCLASS:

868+, for mirrors with one continuous reflecting surface of varied radius.