Top – end binoculars based on the Schmidt design.
Direct-vision prism erecting system where the light path is strongly coiled resulting in a small slim design.
Bak4 ROOF PRISM system introduced by Zeiss – much more complex than porro, which requires higher optical precision.
Sharp clear image at any magnification. Trademarked SCHOTT glass lenses which combine three elements to limit spherical and chromatic aberrations.
Linear field of view 110 to 1000m VERY WIDE.
IDEAL for birdwatching as the sharpness and wide field of view allows focusing on fast moving animal subjects