Boshile 10 - 100 amplification factor telescopic monocular， equipped with Roof system BAK4 prism， nice experience
32mm objective lens diameter provides you wide angle
Objective lens coated with FMC green film and eyepiece coated with blue film， 95 percent light transmittance， imaging clearly
Close focus distance is 0.5m， maximum viewing is up to 3000m
Hanging strap will protect the monocular from falling down
Great for bird watching， traveling， climbing， beach， etc.
Stretched size: 19.2 x 3.2 x 3.2cm
Folding size: 14.0 x 3.2 x 3.2cm