Explore Scientific 92° 17mm Long Eye Relief Waterproof Eyepiece 68 degrees eyepiece series a one-piece 2" diagonal with

a one-piece 2" diagonal with 99% dielectric coatings

Keeping the path dark between your secondary and primary mirror will boost image contrast and brightness bringing out more details

45 arcsec Tube Length w/ Dew Shield 18

25-inch Eye Relief 15

Unlike the Optolong L-eNhance filter which is a tri-band (transmits Hb

Explore Scientific 92° 17mm Long Eye Relief Waterproof Eyepiece 68 degrees eyepiece series a one-piece 2" diagonal withVoted Sky & Telescope Hot Product for 2017! Explore Ultra Wide Eyepieces Comfort, Quality, Value. The Explore Scientific 92 Series eyepieces are hyper wide class oculars that can transform your visual astronomy experience. You may be startled at the amazingly wide expanse of inky black sky you behold the first time you bring your eye to a 92 Series eyepiece, and after awhile, you may even forget that you have an eyepiece between you and the universe!