ALPINE ASTRONOMICAL Baader Rowe Coma Corrector for Newtonians Diodes A new bottom thumb button

A new bottom thumb button provides greatly extended functionality when used with the included driver

and is a popular and easy way to get started in astrophotography

Tether Helps Prevent Lens Creep

The low clearance makes it possible for installation into ceilings or walls

this cover helps break up the shape of the lens

ALPINE ASTRONOMICAL Baader Rowe Coma Corrector for Newtonians Diodes A new bottom thumb buttonFor Reflector OTAs from f 3. 5 to f 6 Optimized for f 4 Focal Ratio OTAs Triplet Lens Configuration Phantom Group Multi Coatings Adds 91. 5mm Back Focus Distance For 2" Focusers and Drawtubes Does Not Affect Magnification or f Value Stop Ring for Precise Depth Placement Threaded for 2" Eyepiece Filters Standard Male T Mount Threads Designed by Dave Rowe, the Alpine Astronomical Baader Rowe Coma Corrector helps to solve a common problem with Newtonian