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Model: wo_ultra_flat_32Part Number: P-FLAT-132
William Optics' new Ultra Flat 132 0.79x Focal Reducer delivers high-resolution, full-frame coverage (see spot diagram below) when used with their FLT132 telescope.
It also converts the focal ratio of the FLT132 to f/5.53
Please Note: This Reducer was designed to work with the William Optics 3.7" Focuser and requires a shorter M92 Adaptor for use with the 3" Feathertouch Focuser.
Specification
Adding this to my FLT132 has given my my favourite scope ever. Being an unashamed pixel peeper I look for round stars right into the corners. This flatner delivers. I use an ASI6200 which is slightly too large a field of view for the image circle but the stars are round all the way to the corners.WO clearly check these flatners before they leave the factory. Mine came with a thin set of spacers installed on the flatner that gave me exactly 55mm of back focus.