The adapter fits in all cameras with a C-mount connection, such as
Cameras by The Imaging Source. It allows you to connect them
Cameras at T2.
Optical length 17mm
Camera-side thread: C-Mount (25.4mm) external thread
Thread on lens side: T2 internal thread (M42x0.75)
There is also a mounting thread for 1.25″ filters (M28.5 x
0,75)
A 360° rotation of the T2 thread attachment is achieved via three counter screws
allows.