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National Optical Model 101 Field MicroscopeNational Optical Model 101 Field MicroscopeModel 101 Packed with performance, this highly portable field microscope can be used in the classroom or in the field
National Optical Model 106-LED Student Microscope (Cordless)National Optical Model 106-LED Student Microscope (Cordless)Model 106-LED Student proofing features minimize loss of parts and other student abuse. Recommended for instruction through grade 6. 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.
National Optical Model 109-LED Student Microscope, Cordless LEDNational Optical Model 109-LED Student Microscope, Cordless LEDModel 109-LED is scaled down for younger students, but has standard microscope format most commonly used in U.S. schools. Simple to use, yet prepares students for easy transition to high school instruction Recommended for instruction through grade 6.
National Optical Model 131-LED Cordless Compound MicroscopeNational Optical Model 131-LED Cordless Compound MicroscopeModel 131-LED DIN 4x, 10x and 40xR objectives are achromatic, parfocalled, parcentered, color coded. The microscope model that sets the standard for high school instruction, now with the freedom of battery operated cordless illumination. Includes all the most commonly specified features. LED light rated up to 100,000 hours life, illumination equal to a 20 watt tungsten bulb. 150 hours of use from 3 standard AA alkaline batteries.
National Optical Model 420-1105-10, Stereo Zoom Microscope (10x through 40x)National Optical Model 420-1105-10,  Stereo Zoom Microscope (10x through 40x)Model 420-1105-10, Stereo Zoom Microscope (10x through 40x) The convenience and versatility of viewing a large picture at 10x magnification, then zooming continuously all the way to close-up detail at 40x magnification
National Optical Model 420-1107-10National Optical Model 420-1107-10Model 420-1107-10, Stereo Zoom 10x through 40x Magnification The convenience and versatility of viewing a large picture at 10x magnification, then zooming continuously all the way to close-up detail at 40x magnification.
National Optical Model 420T-1105-10, Stereo Zoom 10x through 40xNational Optical Model 420T-1105-10,  Stereo Zoom 10x through 40xModel 420T-1105-10, 10x Thru 40x magnification (Zoom) Trinocular port accepts video or SLR adapters (included). The convenience and versatility of viewing a large picture at 10x magnification, then zooming continuously all the way to close-up detail at 40x magnification. Upright,
National Optical Model DC-128 Compound Digital Camera Microscope, Cordless LEDNational Optical Model DC-128 Compound Digital Camera Microscope, Cordless LEDModel DC-128, Digital Compound Microscope, This quality digital camera and included Motic Software can be used on both PC and Mac computers. 40x, 100x and 400x, 1000x magnification

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