| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a condenser lens capable of positioning and supporting precisely to a prescribed position while maintaining an excellent condensing efficiency. <P>SOLUTION: The condenser lens 11A has a supporting flange part 21 at a lens part 20 to condense light from a light source 14. The lens part 20 has a condensing section 23 having a curvature to guide the light from the light source 14 to a using optical path range A in a prescribed direction and a non-condensing section 24 consisting of a portion other than the condensing section 23. The flange part 21 is molded integrally around the non-condensing section 24. <P>COPYRIGHT: (C)2012,JPO&INPIT |
