US PATENT SUBCLASS 359 / 634
.~.~ Wavelength selective (e.g., dichroic mirror, etc.)

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

618  DF  SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) {3}
629  DF  .~ By partial reflection at beam splitting or combining surface {6}
634.~.~ Wavelength selective (e.g., dichroic mirror, etc.)

DEFINITION

Classification: 359/634

Wavelength selective (e.g., dichroic mirror, etc.):

(under subclass 629) Subject matter wherein an optical property of the partially reflecting light combining or dividing element for a component of incident light is wavelength dependent.

(1) Note. The term "optical property" is intended to include transmittance and reflectance.

SEE OR SEARCH THIS CLASS, SUBCLASS:

583, for a dichroic beam splitter or combiner using layers producing light interference.

838+, for mirrors, per se.