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Description
This thin M42 metal spacer ring is tailored for astronomical photography lovers to calibrate back focal distance between telescopes and camera adapters. Flat circular metal gaskets deliver accurate interval spacing, fastening photographic equipment firmly to maintain stable focusing during celestial shooting. Solid stainless steel structure stays intact under variable outdoor environmental conditions for repeated field deployment.
Features
-Color:Silver
-Material:Stainless steel
-Size:5.20X5.20X0.02cm/2.05X2.05X0.01in
-Tight Gear Alignment: The thin optical spacer fills blank space between camera equipment and telescope fittings to eliminate loose shaking, producing crisp clear frames for long-exposure celestial shooting
-Sturdy Metal Build: Machined stainless steel structure adapts to fluctuating outdoor temperatures and slows surface corrosion, retaining uniform thickness for consistent imaging spacing after frequent use
-Precision Spacing Tuning: The flat spacer ring supplies tiny interval adjustment for telescope-camera connecting assemblies, satisfying different focal distance calibration needs of various astronomical photography projects
-Broad Equipment Matching: Standard M42 outer profile fits most mainstream telescope bodies and camera adapter fittings, simplifying celestial imaging rig assembly and reducing redundant auxiliary parts
-Easy Layout Modification: Smooth flat circular outline supports uncomplicated placement between connected fittings, enabling users to alter back focus distance rapidly while rearranging observation and shooting setups