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Double radial groove ball bearings in both axes ensure precise
Planetary rotation system offers precision and homogeneity of coatings ensuring high value on transmission of pass-band and Optical density of off-band
Blackened Barrels
Purpose-built for imaging
"text": "Yes — the dual saddle supports both Vixen and Losmandy dovetail plates
SVBONY SV209 1.0× Field Flattener for SV550 80mm f/6 Refractor Password Protection Double radial groove ball bearingsThe SVBONY SV209 1. 0 Field Flattener is designed specifically for the SV550 80mm f 6 refractor, correcting field curvature without altering focal length. It delivers sharp, flat images across the entire sensor, making it ideal for wide field astrophotography with modern cameras. Key Features 1. 0 Field Flattening (No Focal Reduction) Maintains the native focal length of the telescope while correcting field curvature for edge to edge star sharpness.
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