| 摘要 |
PROBLEM TO BE SOLVED: To prevent damage or abnormal noise to be caused by a difference in coefficient of thermal expansion between an angle part (a support part) 20 and a lens 11.SOLUTION: Engagement pawls 13a to 13d of a lens 11 are engaged with engagement hole parts 23a, 23b provided at an angle part 20 and engagement hole parts 23c, 23d provided at a chassis 2, while holding a board 12 between the angle part 20 and the lens 11. |
