The use of ED glass (at very low dispersion index) allows to correct chromatic aberrations and therefore to clearly examine the details of wild birds and nature in general.
The completely shockproof rubber coating and a solid and comfortable grip makes the binoculars resistant, waterproof (up to 1 m for 10 min.), and anti-fog.
The control ring locking system of the dioptric adjustment ring prevents the accidental rotation or shift of the diopter adjustment ring once set.
Multi-click rubber eye shells facilitate eye positioning. The multi-setting stop point allows users to adjust the eye seating distance and provides the full field of view.