30x25 Zoom Monocular Telescope Waterproof Camping Optic Lens HD Telescope With Phone Clip

Specification: Prism material BAK-4 Exit pupil distance 19mm Exit pupil diameter 26mm Lens Optical glass Objective lens coating FMC multi-layer coating Field of view 377m/1000m Caliber 21mm Magnification 10-30 Waterproof Yes Size 3.5 x 13cm / 1.38 x 5.12inch Weight 199g Features: 1. This product is free to stretch, more convenient to carry. 2. High transmittance double-sided coating, the average light transmission rate of up to 99.5%. 3. The use of low-speed polishing technology, better optical effect. 4. Imaging clear, comfortable viewing effect. Package Includes: 1 x Telescope 1 x Glasses Cloth 1 x Storage Bag 1 x Phone Clip 1 x Manual