Biological Microscope FWL – 1003 Star Binocular/trinocular is cost-effective for advanced laboratory microscopes. Designed for the area of clinical medicine and biology research, equipped with a universal infinite chromatic planar optics (UIS) system, it prevents spherical and chromatic aberrations and curvature in the field of view, which are fully corrected, making the image of the object of study clearer and clear with minimal glare, with a wide field of view and has objectives with a parfocal optical system. Mobile Platinum, Koehler Type illuminator with built-in transmitted light, Halogen Lamp of 6V/20W/ and or 6v/30Watts (Optional LED with a duration of 50 thousand hours) 100-120V/220-240V ~ .85/0.45ª 50/60HZ , with movements through roller guide (rack and pinion) macro and micrometric displacement, Stroke per rotation: 36.8 mm total stroke scale: 25mm, upper limit stop, tension adjustment on the macrometric focus adjustment button.