Observer 10×42

Magnification: 10x (objects look 10 times closer)
Lens diameter: 42 mm (provides bright images, works well in low light)
Field of vision: about 300-350 feet per 1 000 yards (about 100-115 metres per 1 000 metres)
Output pupil: 4.2 mm (suitable for twilight use)
Eye relief: 15-18 mm (also easy to use with glasses)
Close focus: 2-3 metres (close to well-defined details)
Prism type: roof prism (compact and aerodynamic design)
Lens coating: fully multi-coated lenses (better image clarity, less glare)
Water/Fog Resistant: Hermetically sealed and nitrogen filled – resistant to moisture and temperature fluctuations
Weight: approx. 600-800 grams (light and easy to carry)
Suitable for: bird watching, hunting and general nature observation