Televue 12mm Nagler 1.25"/2" - Type 2 (Pre-owned) iOptron iMate Preserve your dark adaptation while

Preserve your dark adaptation while navigating your environment safely with this red-only LED headlamp

the required gap becomes a problem

Even at the very edge of a full frame (42 mm) camera chip

and come with 1

Secondary Mirror Obstruction by Diameter: 36 %

Televue 12mm Nagler 1.25"/2" - Type 2 (Pre-owned) iOptron iMate Preserve your dark adaptation whilePre owned eyepiece, in great condition. Great for collectors! Televue 12mm Nagler 1. 25" 2" Type 2 Brand and Model: TeleVue Nagler Type 2 12mm Type: Ultra Wide Angle Focal Length: 12 mm Barrel Size: Dual Apparent FOV: 82. 0 degrees Eye Relief: 11 mm Elements: 8 Weight (lbs): 1. 1