Optical switch

G - Physics – 02 – B

Patent

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Details

G02B 26/08 (2006.01) G02B 6/34 (2006.01) G02B 6/35 (2006.01) H04J 14/02 (2006.01) H04Q 11/00 (2006.01) G02B 6/32 (2006.01)

Patent

CA 2326362

The invention provides an optical switch having an input port for launching a beam of light into the optical switch; a plurality of output ports, each output port for selectively receiving the beam of light; an element having optical power and a focal length approximately equal to a near zone length or the Raleigh range for providing an angle to offset transformation; and beam directing means for selectively directing the beam of light from the input port to any one of the plurality of output ports along an optical path via the element having optical power. The element having optical power is a lens or a curved mirror.

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