F/7.7 CCD Field Flattener for 160 f/7.5 StarFire EDF (160FF)

Closed, opens tomorrow 10amIndependent shop in BallardDirections

Available from Cloudbreak Optics when we last checked, in the last two days. Sold from the shop’s own store; the price there is the one that counts.

Description Designed for: 160 mm f/7.5 StarFire EDF Application: Digital imaging with CCD and DSLR cameras. Also suitable for video and 35mm film cameras. The 160 f/7.7 Prime Focus Field Flattener is made specifically for the 160 f/7.5 StarFire EDF with its 4" focuser. The effective speed of the 160EDF will be f/7.7 when this Field Flattener is used. Correction is essentially diffraction-limited over a 76 mm (3") circle, encompassing 3.5 degrees of sky. Stars will be pinpoint into the extreme co