| 摘要 |
PROBLEM TO BE SOLVED: To provide a lens barrel that reduces the effect of unnecessary light. SOLUTION: The lens barrel 3 includes a first lens group G1, a lens case 70, a third lens group G3, and a third support frame 30. The third support frame 30 has a third support frame body 31, and a first protruding part 35. The third support frame body 31 has a first end part 31a disposed at the end in the Y-axis direction. The first protruding part 35 protrudes in the Z-axis direction from the third support frame body 31. The third support frame 30 is provided so as to be movable to the lens case 70 in the Z-axis direction. COPYRIGHT: (C)2010,JPO&INPIT |
