Optical device
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United States of America Patent
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Jun 13, 2006
Grant Date -
Sep 11, 2003
app pub date -
Mar 5, 2003
filing date -
Mar 5, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention is to offer an optical device which is capable of reducing the insertion loss comparing with a conventional one. The optical switch comprises a fiber collimator for input an light beam, a fiber collimator for output the light beam to the outside, an optical path switching element, an optical path switching element as well as a slider arranged in the optical paths between the fiber collimator and the fiber collimator to change the light path and the optical characteristics, a solenoid actuator for moving the slider, a guide mechanism for guiding the slider as the slider moves, a magnet for generating a magnetic field, the magnet being arranged at a position where the slider is pressed against the guide mechanism by means of a magnetic force of a magnetic field generated by the magnet.
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