Sky-Watcher Evostar EDX 80 APO Doublet - S11135 Bahtinov Masks The entire focuser barrel is

The entire focuser barrel is CNC machined with an anti-reflective internal design and matte paint

If you'd like to use it on one of these fine telescopes

resulting in color fringing around bright objects

Includes Heavy duty CGX computerized equatorial mount with 55-lb payload capacity

Progressive scan

Sky-Watcher Evostar EDX 80 APO Doublet - S11135 Bahtinov Masks The entire focuser barrel isSky Watcher Evostar EDX 80 Limited Edition APO Doublet! Doublet apochromatic optical design Two element, air spaced optical assembly minimizes false color 80mm aperture, 600mm focal length, f 7. 5 focal ratio FPL 53 glass 2. 8 inch dual speed Crayford style focuser Thread on dew shield Aluminum tube coated with glossy, white metal flake finish Included accessories: Tube rings, 2. 8 inch Crayford style focuser, camera angle adjuster, thread on dew