The binocular magnifier LB-W mounted on a spectacle rim; magnification is 2x; diopter adjustment of the monoculars; withdrawal of the monocular unit from the field of view.
The binocular magnifier LB 2M mounted on a spectacle rim; magnification is 2x; diopter adjustment of the monoculars; withdrawal of the monocular unit from the field of view.
The Binocular Magnifier LB 1M mounted on a spectacle rim; magnification is 2.8-3.3x; diopter adjustment of the monoculars; withdrawal of the monocular unit from the field of view.