National 210 Series Student Compound Microscopes

Specifications National 210 Series Student Compound Microscopes. A new standard of precision optics, highly engineered mechanics and very rugged construction, all at a little more cost than a budget microscope. Objective turret (nosepiece) is in reverse position to permit easier changing and positioning of specimen slides. Preferred by teachers, the rechargeable LED illumination system provides optimum image brightness, virtually no bulb heat and has a 50,000-hour rated bulb life. OPTICAL SYSTEM Widefield 10x eyepiece with pointer. Accepts optional #965-160 eyepiece reticle. 45° inclined monocular viewing head. Model 215-RLED-ASC with Seidentopf viewing head. DIN standard 4x (0.10 N.A.), 10x (0.25 N.A.), 40xR (0.65 N.A.) objectives are supplied for 40x, 100x and 400x magnification. All are achromatic, parfocalled, parcentered and color-coded. 3-hole objective turret, reverse position, ball-bearing mounted for smooth, precise changes in magnification. Camera port integrated into hea