Lighted Stereo Microscope offers zoom magnification 7.0X-45X. Interpupillary and dual dioptic adjustment. Microscope heads incline at 45°. Large field of view. 90mm working distance. 10X widefield (DIN) with a field number of 20. Smooth-turning, dual, sidemounted zoom controls. Solid, stainless steel pole with 65mm of vertical travel. Three-way switch allows separate or simultaneous use of upper and lower illumination. Halogen upper illumination on all models. Frosted glass stage plate and black/white reversible stage plates. Locked-on, stainless steel, spring-loaded stage clips. Stable, 215mm x 155mm base with anti-skid rubber feet. Halogen.