Polarizer rotation translation mount accepts optics of 25,4 mm diameter or with additionally provided adapter can accommodate different polarization optics.  The rotation position (X axis) is indicated on 360° angular scale with a gradation of 2°. Two fine adjustment screws (0,25 thread pitch) provide smooth precision Y-Z optics translation in the range of  ±2 mm.

A retaining ring M27x1, two teflon rings and optics tightening key are included. The rotation platform has a removable rod that allows continuous 360° rotation without obscuring the aperture. This removable rod can be fitted into any of the four holes (10°, 100°, 290°, 280°) on the perimeter. Polarizer rotator position can be fixed by locking screw which could be fitted into three positions as well. Polarizer holder has M4 holes on the bottom,  butt-end, back wall and can be fitted in different mounting systems.