Features precise helical focus adjustment with convenient thumbscrew focus lock
Compact and with a built-in helical focuser for precise focusing of potential guide stars
UNC(1/4-20)-mount equipped for secure threaded attachment of autoguide devices
Ensures that main mirror accurately tracks the celestial body to be observed and matches perfectly with today's sensitive autoguiding cameras for easy guide star acquisition
Need extension tube for extra focal length to use with eyepiece
SVBONY SV198 Mini 50mm Guiding Scope with Helical Focuser
The SV198 50mm aperture guide scope with built-in dual helical focuser is known for its versatility and lightweight. These make SV198 a perfect tool for guiding, searching and spotting. The fully multi-coated (FMC) achromat glass brings excellent sharpness and color. It could also be used as a right-angle correct-image (RACI) optical finder scope (Eyepieces and Prism Diagonal sold separately).
iOptron iGuideTM compact autoguider system consists of portable mini guiding scope with a diameter of 30mm and focal length 120mm (Part # 3361) and a iGuider 1 Camera (Part # 3362). The resolution of the autoguider is 6.44 arc sec/pixel, especially suitable for guiding with short to medium focal length telescopes. With dielectric AR-coated achromatic lenses, iGuide Scope is sharp in imaging and ensures high quality guiding. iGuide autoguider can mate with iOptron CEM26/GEM28 mounts seamlessly without any adapter. It also comes with a standard finder scope dovetail, readily fits with telescopes that have finder scope slot.