
| Telescope is optical instruments directly use of lens to zoom the object perspective in retinal imaging , do not use the power, not in the viewing full black or shimmer environment. , The ordinary telescope imaging color with the naked eye color The work of night vision is a process of photoelectric conversion, so it must need power supply. The image is not multicolor Unit Name 2*42 Image intensifier tube Gen 1+ Magnification 2X Lens diameter 42mm Field of view 13° Resolution 30lp/ mm Focus range 1 yard to inf Eye relief 10mm Diopter adjustment ±1.5m Detection distance Up to 150 yards (approx) Power supply AAA*2 Estimated battery life Up to 30hours (approx) Operating temperature -30.6°to 60° Dimensions 6.9? (L) *3? (W) *2.5? (H) inch Weight 311.85g |