SVBONY SV198 50mm Guide Scope Finder Scope with Dual Helical Focuser Fine Focusing, Mini Compact Guiding Scope with 45mm T2 Extension Tube for Astrophotography, Auto Guiding and Telescope Mounts

SVBONY SV198 50mm Guide Scope Finder Scope with Dual Helical Focuser Fine Focusing, Mini Compact Guiding Scope with 45mm T2 Extension Tube for Astrophotography, Auto Guiding and Telescope Mounts

• 50mm aperture; large diameter objective lens collects more light; the target in the field of view is clearer; convenient to find a target in the sky
• Connect telescope camera; as a guide scope can be used with other accessories to easily achieve automatic star guidance
• Connect the eyepiece to use as a finderscope; present an inverted image with upside down and left and right opposites
• Fully multi-coated glass; multi layer broadband anti reflection coating double glue lens; well made edge coating; higher contrast and clearer field of view
• Fine focusing; focusing is done using a precise helical focuser with a millimeter scale and 12mm focus path; simple structure and convenient operation
• The 45mm T2 extension tube male thread M42*0.75; female thread M42*0.75; use with a guide camera
• 1.25" eyepiece holder with T2 thread; SV198 with position clamp screw; and tube rings with Vixen compatible dovetail