| 摘要 |
PROBLEM TO BE SOLVED: To provide an inexpensive optical multiplexer with small wavelength dependence and for reducing loss.SOLUTION: The optical multiplexer for multiplexing a plurality of input light beams includes a lens array 2 having lenses 11, 12, 13, 14, 15 transmitting the plurality of the input light beams; a concave mirror 1 reflecting and condensing the plurality of the input light beams transmitting the lenses 11, 12, 14, 15; an optical fiber 3 for transmitting output light condensed on the concave mirror 1; and an optical component carrier 5 for supporting the lens array 2, the concave mirror 1 and the optical fiber 3. |
