PRIMA LUCE LAB 9mm T2 (M42) EXTENSION camera 39 arc seconds

39 arc seconds

avoiding marks on your telescope

450mm diameter Cassegrains and so on

The shortest distance is 12 mm while the longest distance is 16 mm

undermining post processing capabilities and final image quality

PRIMA LUCE LAB 9mm T2 (M42) EXTENSION camera 39 arc secondsThis Prima Luce Lab T2 (M42) extension has an optical thickness of 9mm. On one side there is a T2 (M42) male thread and on the other side a T2 (M42) female thread. The extension is made of anodized aluminium and it has an external knurling for a better grip to screw and unscrew it. M42 extension rings can be used with optical accessories such as field flatteners or focal reducers to position the camera sensor at the right distance from the corrector