Designed to meet the demands of modern laboratory microscopy, this research microscope offers the same optics as larger professional scopes with ball bearing movements in focusing and stage systems to ensure long life, reliability and accuracy. Complete with standard popular accessories. Contemporary body design includes plastic plating over the metal base for less heat conduction, more comfort for the user. Features: 45 degree inclined monocular head, rotatable 360 degrees; 10X widefield eyepiece; 4 DIN objectives: 4X (N.A. 0.10), 10X (N.A. 0.25), 40X (N.A. 0.65), 100X (oil immersion, N.A. 1.25); Magnifications: 40X to 1000X; 41/2" x 5" (120x125mm) Mechanical stage with coaxial drive/rack and pinion adjustment; Abbe condenser NA 1.25 Iris diaphragm with filter holder including blue filter; Coaxial coarse and fine focusing and low knob position; Variable intensity 4.5V LED cool illumination system; Built in rechargeable battery with detachable AC power cord; Spare immersion oil; Size: 6 1/2" x 8 1/4" x 15" H, N.W.: 10 1/2 lbs. CE certified. Advantages of LED illumination: Life time of LED bulb is 100,000 hours; LED consumes very little power; Fully charged battery provides up to 15 hours of normal use; Versatile power allows cordless use for portability; Cool LED prevents focus deviation caused by heat-deformed equipment.