4K 10-300X40mm Super Telephoto Zoom Monocular Night Telescope Tripod & Clip

Specification: Objective lens diameter: 32mm Magnification: 10x300 Eyepiece diameter: 14mm Out of the barrel distance: 17-14mm Vision relief: 14-12mm Exit pupil diameter: 4.2-1.7mm Field of view range: 80.5M/241.5FT-45.5M/136.5FT (1000m/1000YDS) Minimum focusing distance: 2.5m Size: 173/128x43mm (stretch and shrink) Prism: BAK4 prism Coating: FMC Colour: Black Eye mask: rotating eye mask Waterproof: yes Can be connected to a tripod: Yes Used for: racing, beach, bird watching, boating/yachting, horse racing, hunting, outdoor activities, sports, theater, travel Material: optical glass.