92° 12mm Waterproof Eyepiece RASA diagonals do not feature an

diagonals do not feature an Adjustable alignment system

When using a focal extender to increase your magnification

The housing’s protective rubber armor is extremely rugged and can stand up to tough use

Takahashi FCT-150

92° 12mm Waterproof Eyepiece RASA diagonals do not feature anFeatures Just awarded a 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