G - Physics
02
B
G02B 6/293 (2006.01) G02B 6/32 (2006.01) G02B 6/34 (2006.01) G02B 6/42 (2006.01) G02B 27/30 (2006.01) G02B 6/38 (2006.01)
Patent
CA 2418934
A filter module includes a first optical fiber collimator (51), a second optical fiber collimator (52), and a filter (55) located between the first and second optical fiber collimators. The first optical fiber collimator (51) includes a first optical fiber (57), a first optical fiber chip (71) for holding the first optical fiber, and a first lens (53). The second optical fiber collimator includes second optical fibers (58, 59), a second optical fiber chip (72) for holding the second optical fiber, and a second lens (54). The filter (55) is located between and coaxial with the first and second lenses (53 54). The filter, the first lens, and the second lens form a center piece of the filter module.
Fukuzawa Takashi
Ishimaru Takeshi
Sato Akimitsu
Tanaka Hiroyuki
Nippon Sheet Glass Co. Ltd.
Ridout & Maybee Llp
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