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National Optical Model 106-LED Student Microscope (Cordless)
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Full-sized performance in a microscope scaled down for younger students. Standard microscope format most commonly used throughout U.S. schools. Simple to use, yet prepares students for easy transition to high school instruction. Precision optical systems features achromatic, optical glass lenses. Rugged metal components are engineered for years of reliable performance. Student proofing features minimize loss of parts and other student abuse. Recommended for instruction through grade 6.
OPTICAL SYSTEM
Widefield 10x eyepiece with revolving pointer.
Achromatic, color-coded 4x, 10x, 40xR objectives provide 40x, 100x and 400x magnification.
Revolving objective turret has positive click stops for easy, precise magnification changes.
ILLUMINATION
Cordless LED Illuminator (106-LED) - lighting equivalent to a 20-watt tungsten bulb, rechargeable NiMH batteries, auto cutoff recharger, on/off switch with rheostat control.
FOCUSING
Rack and pinion focusing, dual coarse focusing knobs.
Slip clutch protects mechanism from over-turning.
Tension adjustment eliminates focus drift.
Rack stop prevents damage to slides and lenses.
STAGE
88mm x 82mm (3-1/2 in. x 3-1/4 in.) stage with locked-on, spring activated stage clips.
Calibrated 6-hole disc diaphragm.
With instruction brochure and vinyl dustcover
WARRANTY
Lifetime limited warranty, excluding bulb, cord, and fuse.
National Optical Model 131-CLED Microscope National Optical Model 131-CLED Microscope
The microscope model that sets the standard for high school instruction, now with cool, long life LED illumination. Includes all the most commonly specified features. Rugged metal construction, locked-on parts. Superior DIN optical system and precision mechanical components assure parfocalled and parcentered optical alignment for sharp, unsurpassed viewing. Recommended for instruction through grade 12.
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National Optical Model 162, Compound Microscope, College Level Model 162, Compound Binocular Microscope
DIN standard 4x (0.10 N.A.), 10x (0.25 N.A.), 40xR (0.65 N.A.) and 100xR oil immersion (1.25 N.A.) achromatic objectives. All are parfocalled, parcentered and color-coded
College Level Microscope
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National Optical Model 460TBL-10 Stereo Zoom 10x through 30x National Optical Model 460TBL-10
An exceptional stereo zoom microscope at an exceptionally low price. Permits students to view the wide picture at 10x magnification, then zoom all the way to 30x for an exciting close-up view.
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