US PATENT SUBCLASS 359 / 434
.~ With relay

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

362  DF  COMPOUND LENS SYSTEM {8}
434.~ With relay {1}
435  DF  .~.~> Repetitious lens structure

DEFINITION

Classification: 359/434

With relay:

(under subclass 362) Subject matter wherein the compound lens system includes at least one lens system that forms a real image of a real image.

SEE OR SEARCH THIS CLASS, SUBCLASS:

423+, for a telescope with a relay.