| 摘要 |
PROBLEM TO BE SOLVED: To suppress deterioration in an optical characteristic accompanied by assembling in a lens unit in which a plurality of plastic lenses are integrated with holders. SOLUTION: In the lens unit in which a plurality of plastic lenses 4, 5 are integrated with holders 7, the lens unit is manufactured in such a manner that particularly, a holder 7a in which the plastic lens 4 is arranged and a holder 7b in which the plastic lens 5 is arranged are formed separately, and the holder 7a of one side is abutted on the holder 7b of another side. A combination lens characteristic is adjusted by rotating one holder of the holders 7a, 7b by making an optical axis 6 as a rotary shaft and the holders 7a, 7b are connected and fixed. COPYRIGHT: (C)2006,JPO&NCIPI
|
