All new unique, RotoLock high-quality fully multi coated WO 50mm f/4 Guiding scope that fits perfectly on your William Optics OTA and other telescopes. The tube diameter is 54mm and dew shiled of 58mm.
A unique, straight high-quality fully multi coated WO 50mm f/4 Guiding scope that fits perfectly on your William Optics and other telescopes. It's 5.7 deg. of field paired with illuminated reticle will make finding that faint star a cinch.
Rother Valley Optics have put together a simple, but effective low cost guide package. This small lightweight system, includes a Skywatcher 50mm finderscope, a finderscope adaptor to C thread on the back, then an Altair Astro monochrome guide camera.
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