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2-1/2"-5-1/2" | 63mm-139mm5-1/2-8-1/2" | 139mm-216mm8-1/2"-11-1/2" | 216mm-292mm11-1/2"-14-1/2" | 292mm-368mm14-1/2"-17-1/2" | 368mm-444mm
AstroZap - Focusing Screens
$38.78 – $101.42
Features The AstroZap Bahtinov is a full-aperture focusing mask made of lightweight aluminum Features adjustable grommets for telescopes that have outside diameters between 2.5" and 5.5" Thin construction enables ideal...