UniGuide Slide-base 50mm Guide Scope

Note: The UniGuide slide base has an integrated finder scope base - you do not need separate rings or a slide base. Description Supports QHY, SBIG, ZWO, and other 1.25" cylinder-type guiding cameras Guiding scope gives sharpest image and straight through viewing with an inverted image. High-quality 50 mm objective, f/4 200mm focal length. 5.7 deg field of view. White Powder painted with 1.25" color RotoLock. Perfectly suited for William Optics or other refractors with vixen finder mount shoe. Specifications Focal Length: 200mm Focal Ratio: f/4 Aperture: 50mm Actual Length:  270mm Weight:  515g Extra Long Dewshield length: 90mm 1.25” Rotolock included Front focuser system Focus lock ring included