45mm back focus distance; Allows easy and precise focus adjustments and f4 aperture optics provides a very wide field of view which will help to quickly find the target when performing astronomical observations
Compatible with mainstream auto guiding cameras; 1.25in and M42 mount interface designed for compatible with SV305 Pro and for Orion ZWO QHY and so on auto guiding cameras(Some camera models require additional accessories to assist in focusing)
Quality craftsmanship; By using high-level CNC metal processing technology; SV165 guide scope has exquisite appearance; delicate feel and beautiful shape; fine workmanship bringing you visual enjoyment
43.5*210mm Bottom size 43.5mm, Length 210mm;UNC 1/4-20 standard photographic tripod
Dovetail plate provides a platform for coupling telescope optical tubes to equatorial mounting