• High-quality optics provide high-quality images
• Using BAK4 prisms with a higher refractive index than ordinary glass for clearer imaging.  
• Durable, high-quality materials are also suitable for harsh environments.  
• This monocular is small in size, exquisite, and easy to grasp
• Ideal for travel, walking, hiking, sports, enjoying beautiful nature, bird watching, and more  

Specifications:

• Objective lens diameter: 40mm
• Prism material: BAK4  
• Eyepiece diameter: 20mm  
• Field of view: 419FT/1000YDS  
• Mirror weight: 220g  
• Lens: All optical glass  
• Waterproof rating: Life waterproof  
• Objective lens coating: FMC multi-layer broadband green film