tanks to the adjustable focal length of this adapter you can have
at the same time your image in-focus through the oculars and through the camera - a permanent readjustment is not anymore necessary.
- Magnification: 0.5 x
- Focus: adjustable focal length
- Total length: 61 mm
- Connects: C-mount camera to 23.2, 30 and 30.5 mm tubes