Specifications:

Infinity corrected optical system. sturdy stand with anti rust materials. 40x to 1000x for visual observation. Binocular head 45°, 360° rotatable, IPD 45mm - 75mm. Upright, Sextuple nose piece (Ball bearing type) with click stops and rubber grip. Widefield eyepieces 10x, FOV 22mm, antifungal coated. Double plate stage size 250mm X160mm. Attachable X/Y travel range 120mm X 78mm. Low drive co-axial right side movement controls. Ceramic coated surface for scratch resistance. slider clip. Various of holders can be assembled. QVSti series DIN Infinity corrected Long working Distance Positive Phase Contrast Plan Achromatic objectives 10x (N.A. 0.25, W.D. 6.9mm), NA 0.3 Köhler illumination condenser with phase-adjustable side plate. Long working antifungal coated. 20x (SL, N.A. 0.40, W.D. 6.7mm) and 40x (SL, N.A. 0.65, W.D. 3.0mm) distance 60 mm. Co-axial coarse and fine focusing on gear systems for smooth operation. Fine adjustment 0.1mm/rotation with maximum 2 micron scale increment. 45mm Green , Blue AND Frosted filter er Slide holder (55mm and 26.5 X 76.5mm), Taraseki holder (65mm and 56 X 86.5mm) 35mm Petri dish holder. Universal input 110V - 240V AC, 50/60 Hz.