iOptron iGuider compact autoguider system consists of portable mini guiding scope (30mm/120mm) and a camera. 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, iGuider guidescope is sharp and ensures high quality guiding. iGuider autoguider comes with a standard finder scope dovetail, that fits all telescopes that have standard finder shoe.