ZWO UV/IR-CUT FILTER 1.25" probe By using the stop ring

By using the stop ring for ESATTO 3" you can fix the camera into a precise position and get the desired framing angle

Losmandy Saddles or the X-Guider

Prima Luce Lab 60mm guide scope

With enough points

ZWO UV/IR-CUT FILTER 1.25" probe By using the stop ringThe UV IR cut filter is an indispensable accessory to block unwanted infrared and ultraviolet light where the ZWO is still sensitive. Note: Some ZWO UV IR cut filters may be labelled as only IR cut, but they are exactly the same and will also block UV. This filter increases the contrast, particularly in refractors, as the chromatic aberration continues in the infrared and ultraviolet spectrum. That is true also for apochromatic refractors where the