Model: B-192, Head: Binocular;360° rotating; 30° inclined with adjustable interpupillary distance and dioptric compensation, Eyepieces: Wide Field 10x/18mm, Revolving: nosepiece Quadruple; reversed Objectives: DIN Achromatic 4x/0.10; 10x/0.25; 40x/0.65; 100x/1.25, Stage: Double layer;125x115 mm with X-Y 70x30mm moving range, Focusing: Coaxial coarse and fine focusing, Illuminator: X-LED2 system with adjustable intensity Condenser: 1;25 N.A. Abbe type with adjustable height and iris diaphragm, Power supply: 100-240 Vac 50-60 Hz external power unit 6 Vdc output