| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an optical transmission module capable of improving a performance by improving positioning accuracy of light guides 3a, 3b and 3c to a fixing member, lowering costs by adopting normal cutting, grinding and injection molding and reducing coupling loss. <P>SOLUTION: The light guides 3a, 3b and 3c are arranged at the arranging holes 1a, 1b and 1c of the fixing member 1 and burrs 9a, 9b, 9c and 9d generated at the end parts and corner parts of the light guides 3a, 3b and 3c are housed in recessed parts 2a, 2b, 2c and 2d and relieved. They can be through-holes 12a, 12b, 12c and 12d or other holes instead of the recessed parts 2a, 2b, 2c and 2d. <P>COPYRIGHT: (C)2004,JPO</p> |
