40x60 Dual Focus Monocular Telescope

  This is a perfect product for you in the following ways: It is waterproof, moisture proof, dust proof, and fog-proof, ensuring the product can be used on damp and rainy days. The scope comes with both forward and rear lens caps to prevent dust and dirt on lens. This is an all-optical FMC Multi-Layer Broadband Green Film Coated scope with Bak-4 Prisms. High Light Transmittance Reaches Up To 99.5% The  40x60 Dual Focus Monocular Telescope has super clear 40x60 Telescope optics: Multi Coated optics guarantee superior light transmission and brightness Made from durable and solid materials. It's soft rubber coating and high quality material is also suitable for harsh environments. Suitable for travel, vacation, walking, hiking, sports enjoying beautiful nature, viewing birds, watching sports, and general usage.    Product Description : Model:  40x60 Prism material: BAK4 Colour: Black Amplification power: 10 times Objective lens diameter: 42 mm Eyepiece diameter: 18 mm