TPO's focuser collimation allows for perfection in imaging: perfectly collimated stars across the entire field of view! By allows you to tilt the focuser and attached camera to be perfectly square and parallel to the focal plane. By correcting minute errors that often occur in focuser alignment due to natural flex in the optical tube, weight of the camera or focuser. Simple to use push/ pull operation makes adjustments quick and easy.

RC10/12 Focuser Collimation Ring Specs

Telescope side: female M117 threadsCamera side: male M117 threadsBack focus used: 14.5mmPush/pull collimation systemWeight: 1.5 lbs (0.7 kg)

TPO Product Number: FCR-RC10-12