High Power Monocular Telescope with Phone Adapter with FMC Lens Waterproof

Type: Monocular. Focusing system: eyepiece focusing. Prism System: Roof Prism. Prism Type: BAK4. Field of View. Supported Phone Width: 5.8-8.5cm(adapter required). Field of view: 258FT/1000YDS(3500m/20000m).

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