Portable Periscope HD Monocular Telescope: Adjustable 17 to 27 Weatherproof Periscope, 5X Magnification Observation Telescope fo

Tactical Periscope, consists of highly polished glass lenses and prisms, a height extension system, detachable handle and a focusing eyepiece so you receive a sharp visual.Description:5X20 PeriscopeMaterial : Lightweight Aluminum, All-metal alloy shellMiniature folding periscope: Minimum length of about 43cmMaximum diameter of about 3.5cmMagnification: 5xViewing Angle: 8.5degrees Refraction: +/- 5diopters Diameter: 3.5 mmDistance: 20 mmMaximum extension: about 70CMMinimum retraction length: about 43CMWeight: 14 ouncesPackage Contents:1*Periscope1 * removable handleSpy Observation Telescope Device/Monocular for Kids/Telescopes for Kids/Monoculars for Adults High Powered