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SVBONY SV193 Focal Reducer and Field Flattener, Telescope Accessory, 0.8X Photo Reducer Flattener, for SV503 70mm F6 ED Refractors
After using SV193 focal reducer and field flattener; the starry sky can be more expansive and the star points thinner; and the signal-to-noise ratio is better under the same exposure amount 3 Elements 3 Groups; SV193 focal reducer and field flattener can take dazzling celestial photos without worrying about the distortion of the star points on the edge of the photo Standard size; The front end is a socket to connect to the main lens; and the back end is threaded to connect to the camera bayonet (Support Full Frame Camera) SV193 focal reducer and field flatt

Price is $193.00

Price: $192.99