Metric Polarizer Mounts

Polarizer mounts feature secure optic retainer, lever arm for smooth rotation, locking knob for repeatability and 360° scaled vernier. Posts and Post Holders are required for mounting to a breadboard. Micrometer version provides fine adjustment. For Micrometer Driven version only: total travel of the 0.25mm pitch fine adjustment screw is 10°. Total angular rotation per rotation of knob is 20 minutes. *40mm total including 34mm diamter mounting tube.