| 摘要 |
PROBLEM TO BE SOLVED: To provide a lens barrel that is capable of performing a quick focusing operation and is small in size.SOLUTION: The present invention provides a lens barrel that holds a lens system including a plurality of lens groups. In the lens barrel, an object-side fixed lens group and image-side fixed lens group that are fixed to both ends of a cylindrical fixed barrel are arranged, and a first focusing lens group and a second focusing lens group that are moving lens groups, and a wobbling lens group composed of a single lens are arranged inside the fixed barrel. |
