| 摘要 |
PROBLEM TO BE SOLVED: To provide a lens barrel capable of improving the efficiency of assembly operations, an optical device, an electronic device, and a position detector.SOLUTION: A lens barrel 1 comprises: a second lens 12, a position detector 51 for detecting the position of the second lens 12; a lens frame 22 for holding the second lens 12 and a magnet 52; and a second barrel body 7 provided with a window part 72a at a position of a side wall 72 that corresponds to the magnet 52. The position detector 51 includes: a sensor unit 511 disposed so as to detect the magnet 52 from the outside of the second barrel body 7 through the window 72a; and a sensor holding member 512 holding the sensor unit 511 and fixed to the outer surface of a bottom part 79 with a tap screw 518.SELECTED DRAWING: Figure 6 |
