Astro-Tech
-
Astro-Tech AT152EDT .72x Reducer Field Flattener
$299.00The Astro-Tech AT152FF 0.72x focal reducer/field flattener is designed specifically for prime focus astrophotography with the AT152EDT triplet refractor.
Out of stock
-
Astro-Tech 2" Field flattener for imaging with Astro-Tech and TMB refractors
$149.95The Sky & Telescope Hot Product for 2010 Astro-Tech 2" photographic field flattener improves the image sharpness at the corners of the field with Astro-Tech and TMB apo refractors, but will also work well with any other brand of f/6 to f/8 refractor, as well as Astro-Tech Ritchey-Chrétiens . . .Out of stock