The aluminum optical tube is equipped with a helical focus knob and dovetail mounting rail that fits the Orion SkyView Pro, Sirius, and Atlas mounts and Celestron's CG-5 mount. Also included are a front dust cap and 1.25" visual back, but no other accessories. There are pretapped holes for an O... Read more

$650.00 - $650.00

Cut from island fantasy to astronomy fantasy ... because we've got what you have been wishing for. Our 150mm Mak opens up new vistas of the celestial landscape for your viewing pleasure, putting superior resolving power at your disposal. The 150mm-diameter Maksutov-Cassegrain optics take in 40% more... Read more

$620.00 - $620.00

Responding to your requests, we are pleased to offer this reflector optical tube assembly (OTA) for folks who already have an equatorial mount. This optical tube assembly includes Pyrex parabolic mirror optics, aluminum rack-and-pinion focuser, eyepiece holder, quick-collimation cap, dust cap, and d... Read more

$500.00 - $500.00

The "ED100" delivers images remarkably free of chromatic aberration, thanks to its fully multi-coated 100mm objective doublet. It's crafted with one element of FPL-53 extra-low dispersion "ED" optical glass from Japan. The 100mm aperture gives it 56% greater light grasp than our ... Read more

$680.00 - $680.00