Svbony SV106 Guide Scope Double Helical Focuser Telescope Finder Mini Guide Scope Astronomical Telescope Accessories 50mm 190mm Focal Length F/3.8

This durable 50mm guide scope will help you capture higher quality astrophotography. Easy operation: First, insert the eyepiece into the guide scope, then easily align the guide scope and astronomical telescope, then remove the eyepiece and attach the auto guider camera. Precise Focus Adjustment: The 50 mm multi-use guide scope with helical focuser allows precise focus adjustment with no zero deviation and provides stable performance. No extension tube required; the focuser boasts 8 mm of precise helical focus travel and has a telescoping retractable housing to provide up to 30 mm of additional backtravel if required, depending on the specific autoguiding device. Accessories: The guide scope comes with two sturdy guide scope rings and a 3.5" long x 1.18" wide dovetail mounting bar. Precise Focusing The focusing head of the SV106 series guide scope adopts the pull type and double thread focusing mode, which is very suitable for precise focusing during shooting. Precise Focusing The focusing head of the SV106 series guide scope adopts the pull type and double thread focusing mode, which is very suitable for precise focusing during shooting. Convenient to Use The helical focuser simply moves the attached device inward or outward while maintaining its orientation. This handy feature means the guide scope does not rotate when focus is adjusted, further improving ease of use.