William Optics Field Flattener for FLT-110 & FLT-132
This high-quality flattener with 68mm of free aperture has been engineered and CNC machined for AP use with William Optics FLT - 98, FLT-110 & FLT-132 APO refractors. Designed by leading designer Thomas Back for the FLT line. Comes with the normally optional extension tube. $350 inc. postage