Optical waveguides – With optical coupler – Movable coupler
Reexamination Certificate
2008-09-28
2011-11-08
Pak, Sung (Department: 2874)
Optical waveguides
With optical coupler
Movable coupler
Reexamination Certificate
active
08055107
ABSTRACT:
The optical rotary adapter is used with an optical tomographic imaging system for acquiring an optical tomographic image of an object under measurement. The adapter includes a fixed sleeve, a stationary optical fiber supported by the fixed sleeve and having an inclined end face, a stationary collimating lens spaced a given distance from the inclined end face, a mounting cylinder carried rotatably with respect to the fixed sleeve, a rotary optical fiber mounted to the mounting cylinder and having an inclined end face, a rotary collimating lens mounted to the mounting cylinder and disposed with a given distance from the inclined end face, and a rotation actuating device for rotating said mounting cylinder. The central axes of the stationary and rotary optical fibers are offset from or inclined with respect to a central axis of rotation of the mounting cylinder to reduce attenuation of returning light from the object.
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FUJIFILM Corporation
Pak Sung
Sughrue & Mion, PLLC
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