Features:
1. High-definition all-optical lens, the image is brighter and more transparent
2. FMC multi-layer full broadband coating
3. Reinforced ABS lens body, wear-resistant and fall-resistant
4. One-hand focus adjustment, light, convenient and easy to operate
5. Multi-layer coating large objective lens design, more light intake, clear vision
6. Wide field of view, more comfortable viewing

Product parameters:
1. Objective lens diameter: 40mm
2. Eyepiece diameter: 23mm
3. Prism system: roof prism
4. Eyepiece and objective lens coating: anti-reflective green film