Eyepiece diameter: 22mm
Field of view: 78M / 1000M
-Objective lens diameter: 50mm (broadband green or blue mode).
-Waterproof: The lens barrel is filled with high-purity nitrogen, waterproof and mildew-proof, and will not be affected by daily use in rainy or humid environments.
-Internal and external materials: metal lens barrel, rubber outsourcing, exquisite and comfortable feel, beautiful appearance, fine workmanship, and easy to use.
Coating: Multi-layer vacuum green film with high light transmittance, strong light transmission performance, and high definition.
-Applications: bird watching, watching sports or concerts, outdoor travel, admiring the prospects, etc.