Astromania 50mm Compact Deluxe Finder & Guidescope Kit with 1.25" Double Helical Focuser - Guiding with The Mini-Guide Scope: So Astrophotography is Easier and Less Equipment

Miniguide tube to fastly find object and guiding star that designed for visual and astrophotography; worm-focuser: fast focusing and prevent rotation of camera and eyepiece; use as comfortable and large viewfinder with less time to find object in visual 200 mm Focal Length: Design for astrophotography telescope up to 1500 mm focal length; wide field optics put so potential guide star; an locking thumbscrew holding in place; built in hex screws in holes that tighten two hex screws with hex wrench to lock Adjustable aim dovany weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses; dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily Sturdy metal housing made of black anodized aluminum that solid and robust; milled and knurled ring allow easy and precise fine focus adjustments; come with matching pipe clamps and a Synta-style mounting plate to make assembly and installation easily Built in worm focuser with brass compression ring and 2 thumbscrews; 40mm focusing range means 10mm focusing range with micro focusing helical focuser and 30mm fixable with scaled drawtube that is made possible by extremely precise focus adjustment