| 摘要 |
PROBLEM TO BE SOLVED: To provide a lens barrel having improved assembly work efficiency and disassembly work efficiency with simple constitution. SOLUTION: The lens barrel is equipped with: a cylindrical fixed frame 10; and a driving frame 20 arranged in the fixed frame 10 and movable relatively to the fixed frame 10. The lens barrel is further equipped with: a rack 21 formed in the driving frame 20; a gear 11 arranged in the fixed frame 10 and meshed with the rack 21; a supporting shaft 15 arranged in the gear 11; and hole parts 14 and 16 in which both ends of the supporting shaft 15 are respectively fitted loosely. At least one hole part 14 of the hole parts 14 and 16 is large enough to support the supporting shaft 15 movably in its shaft diameter direction. COPYRIGHT: (C)2009,JPO&INPIT
|
