About This

• Roof prism design with sophisticated twin relief rubber covering
• Nitrogen gas filled waterproof construction
• BAK4 fully multi-coated optical system (all air/glass surfaces)
• Phase corrected prism coating with Oasis high light transmission coating
• Twist type retractable eyecup
• Wide wheel focusing for easy one-handed operation
• Full field of view wearing glasses
• Close focus to 1.8m/5.9ft

Overview

• Brand : Opticron
• Model Name : Oregon 4 PC Oasis
• Eye Piece Lens Description : Plossl
• Objective Lens Diameter : 42 Millimeters
• Telescope Mount Description : Tripod Mount
• Product Dimensions : 5.8"D x 2"W x 2.9"H
• Focus Type : Manual Focus
• Power Source : Battery Powered
• Finderscope : Reflex
• Item Weight : 343 Grams