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National Optical Model 400TBL-10-2, Stereo Microscope, 20x, illuminated
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Popular stereo microscope for education and industry. Rugged and dependable, delivers a 3-dimensional, unreversed image with great resolution, brightness and clarity. Same high quality optical system of our larger stereo microscopes. Vertical design keeps the cost low, yet rugged construction affords years of reliable viewing.
OPTICAL SYSTEM
Paired widefield 10x eyepieces are supplied standard, with diopter adjustment on left side. Interpupillary adjustment from 50mm to 75mm. Accepts optional #965-400-05 & #965-400-10 eyepiece reticle.
Paired 2x objectives are parfocalled, parcentered, achromatic and fixed permanently in place. Standard magnification of 20x is considered ideal.
Optional: Higher magnifications are possible by selecting models with 3x or 4x objectives. Optional WF15x eyepieces increase magnification by 50%.
ILLUMINATION
High intensity, 12v 10 watt built-in incidental (top) and transmitted (bottom) illumination with base mounted on/off switch.
FOCUSING
Rack and pinion focusing with slip clutch and tension adjustment.
Mounted on metal post, adjusts up and down.
STAGE
80mm reversible black/white plastic contrast plate and 80mm frosted glass stage plate.
Locked-on stage clips.
FRAME
Rugged, cast frame, gray enamel finish.
Height 292 mm (11-1/2 in.).
Net wt. 2.6 kgs (5.7 lbs).
PACKING
Molded styrofoam container with instruction brochure and vinyl dustcover.
Individual: Ship wt. 4.1 kgs (9 lbs), Dimensions 400x425x275mm (16x17x11 in.)
WARRANTY
5-year limited warranty, excluding bulbs and fuses.
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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