SVBONY SV209 0.8× Focal Reducer & Field Flattener for SV550 122 APO FRA600 PETF compression material helps prevent

PETF compression material helps prevent marring or scratching of accessory barrels while providing a secure grip

About colour: Product colours may vary due to ambient light or display differences

Design for planetary imaging and EAA

Model：150mm-600mm

two of them with type-C connector

SVBONY SV209 0.8× Focal Reducer & Field Flattener for SV550 122 APO FRA600 PETF compression material helps preventThe SVBONY SV209 0. 8 Focal Reducer Field Flattener is specifically designed for the SV550 122mm f 7 Triplet APO refractor. It optimises the telescope for wide field astrophotography by reducing focal length and correcting field curvature, resulting in faster imaging and sharp stars across the entire sensor. Key Features 0. 8 Focal Reduction Reduces the effective focal length by 20%, delivering a wider field of view and shorter exposure times. Field