M65调焦桶用法兰,使用6颗M3螺丝固定再镜头板/猪嘴/DIY相机上。
0.08层高保证螺纹质量。
Flange for M65 helicoid, using 6 M3 screws to fit the M65 helicoid on to the lens board/lens cone/DIY camera.
Using 0.08 for better thread performance.