Explore Scientific 25mm 100 degree Series Argon-Purged Waterproof Eyepiece

Explore Scientific 25mm 100 degree Series Argon-Purged Waterproof Eyepiece. The Explore Scientific 25mm 100 Series Hyper-Wide Argon-Purged Waterproof Eyepiece features a field of view that is close to the maximum for hyper-wide with not just directly at an object but slightly to either side as well. Observe even the faintest of objects in the night sky with the Explore Scientific 25mm 100 Series Hyper-Wide Argon-Purged Eyepiece for an amazing experience. Specifications for Explore Scientific 25mm 100 Series Hyper-Wide Argon-Purged Waterproof Eyepiece: Focal Length: 20mm Length: 156mm Width: 70mm Weight: 38.1oz; 968g Barrel Size: 2.00" Eye Relief: 14.5mm Field Stop Diameter: 34.8mm Package Contents: Explore Scientific 25mm 100 Degree Series Argon-Purged Waterproof Eyepiece 100 Series 25mm Argon-Purged Waterproof Eyepiece; 2.0-inch O.D.