| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a light guide lens of which manufacturing efficiency is excellent and which has hardly a molding sink caused, and a manufacturing method of a light guide lens. <P>SOLUTION: The light guide lens 3 has a light receiving part 6 formed at one end 4 in longitudinal direction of a lens main body part 3a having a back face 3b becoming an optical control surface and a front surface 3c becoming a design surface, and introduces the light emitted from a light source 7 arranged on the light receiving part 6 side of the lens main body part 3a into the lens main body part 3a from the light receiving part 6 and irradiates to the outside from the front surface 3c of the lens main body part 3a. The lens main body part 3a has a structure of laminating and molding in one body in thickness direction a plurality of molded lenses including a first molded lens 9 having the back face 3b and a second molded lens 10 having the front surface 3c. <P>COPYRIGHT: (C)2008,JPO&INPIT |
