UNIGUIDE 50mm GUIDE SCOPE Color:Red The field flattener and reducer

The field flattener and reducer can be screwed directly onto the focuser of the Evostar once the final ring on the focuser tube is removed

Precision Annealed Borosilicate or Fused Silica Shape

a 7nm filter would block 98% of the unwanted light

While it is a little slower

The CEM40 features the iPolar integrated electronic polar scope

UNIGUIDE 50mm GUIDE SCOPE Color:Red The field flattener and reducerThe William Optics UniGuide 50mm with slide base is a small, lightweight guide scope that fits snugly in the saddle handle bar of William Optics telescopes, as well as any finder style saddle. The UniGuide 50 is compatible with QHY, Touptek, ZWO 120MM Mini, 290MM Mini and other 1. 25" cylinder type guide cameras thanks to the included 1. 25" Rotolock adapter. Note: the UniGuide 50mm is not compatible with larger non Mini ZWO guiding or planetary