Opticron 5x30 Waterproof Monocular, BA4 Roof Prism, 25mm Eye Relief, Fully Multi-Coated, 13.1' Closed Focus, Dark Green

The Opticron Waterproof 5x30 Dark Green Monocular features nitrogen gas filled waterproof construction and thick rubber covering with finger grooves for easy one hand operation making them excellent all-purpose 'take-anywhere' field glasses. It uses a BAK 4 roof prism fully multi-coated optical system. It also features long eyerelief eyepieces delivering the full field of view with glasses. It has a fold down eyecup.