Advanced Binocular Compound Microscope Advanced Biological Binocular microscope with precision optics. For use by students or professionals. Model 215 has a Seidentopf head for comfortable viewing, coaxial focusing, low drive mechanical stage and LED illumination with conveniently located intensity control. LED light rated up to 50,000 hours. OPTICAL SYSTEM • • Widefield 10x eyepiece with pointer. Accepts optional #965160 eyepiece reticle. 30° inclined binocular viewing head rotates 360° for easy sharing by more than one student. 100xR (1.25 N.A.) objectives are supplied for 40x, 100x, 400x and 1000x magnification. All are achromatic, parfocalled, parcentered and color-coded. 4-hole objective turret, reverse position, ball-bearing mounted for smooth, precise changes in magnification. • Coaxial coarse and fine focusing controls. • Slip clutch prevents damage to focusing system. • Tension adjustment eliminates stage drift. • Safety rack stop prevents damage to slides and objective lenses. • Cool running LED light with intesity control rated up to 50,000 hours of life. • Rechargeable batteries can be recharged up to 1000 times • 8 hour charge provides up to 50 hours of use • Recharge adapter shuts off when batteries are fully charged to prevent overcharging and permits conventional light operation by plugging into an electrical outlet. • Limited lifetime warranty, exclud

National Model 215 Specifications Eyepieces 30° inclined binocular viewing head, rotates 360° 4-hole, click stop, reverse angle, ball-bearing mounted 120mm x 120mm (4-3/4 in. x 4-3/4 in.) stage, mechanical stage with low-position coaxial x-y controls. Stage Condenser 1.25 N.A. Abbe condenser with spiral focusing mount, iris diaphragm Coaxial coarse and fine controls with tension adjustment and slip clutch 3 rechargeable AA nickel metal hydrate (can be recharged up to 1000 times) 110-240v PACKING: • Individual: Ship wt. 16 lbs (7.7 kgs), Dimensions 22x16x10 in. (558x406x254mm) • Master carton...