Optical waveguides – Accessories – External retainer/clamp
Reexamination Certificate
2007-09-04
2007-09-04
Leung, Quyen P (Department: 2874)
Optical waveguides
Accessories
External retainer/clamp
Reexamination Certificate
active
10521952
ABSTRACT:
There is provided a multi-cored fiber array for optical communication which has high dimensional accuracy, can easily be prepared by machining, and is low in cost. There is also provided a fiber array for optical communication which can reduce the necessary amount of an adhesive used for fixing optical fibers to a substrate. The fiber array for optical communication comprises: a substrate for inserting optical fibers therein; and a press plate for pressing and fixing the inserted optical fibers. The substrate has a plurality of grooves into which the optical fibers are to be inserted. The accuracy of the center-to-center dimension between the grooves adjacent to each other is within ±0.5 μm, and the degree of parallelization in the groove length direction between the grooves adjacent to each other is within ±0.1 degree.
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Hirao Kazuyuki
Ishii Futoshi
Qiu Jiangron
Yajima Tamotsu
Yoshizawa Shuhei
Kohoku Kogyo Co., Ltd.
Leung Quyen P
The Webb Law Firm
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