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National Optical Model 125-LED Cordless, Rechargable
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| Click to enlarge image(s) |
Full-Function Microscopy Without the need of a Power Outlet or Cord.
This rechargeable cordless microscope is great for use in high schools, labs and in the field. It allows complete freedom from cords and outlets. Includes all the most commonly specified microscope 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.
OPTICAL SYSTEM
Widefield 10x eyepiece with revolving pointer. Accepts optional #965-160 eyepiece reticle.
45� inclined viewing head rotates 360� for easy repositioning of eyepiece and sharing by students.
DIN 4x, 10x and 40xR objectives are achromatic, parfocalled, parcentered, and color coded.
3-hole nosepiece is ball-bearing mounted for more precise alignment, has positive click stop
ILLUMINATION
LED light rated up to 100,000 hours life, illumination equal to a 20 watt tungsten bulb.
Batteries allow up to 1000 recharges, for a total of 40,000 to 50,000 hours use from a single set of 3 AA rechargeable nickel hydride batteries. Battery charger included with microscope, automatically shuts off when batteries fully charged, no danger of overcharging batteries and shortening battery life. No expensive recharger station needed. Plug directly into wall outlet, or use ordinary, inexpensive power strip for recharging multiple microscopes. Indicator light changes from red to green when fully charged.
Single 8 hour charge allows up to 50 hours of use.
Rheostat intensity control
FOCUSING
Low position coarse and fine focusing controls.
Stage moves up or down, eyepiece and body remain fixed
Slip clutch prevents damage to focusing system
Tension adjustment eliminates stage drift
Safety rack stop prevents damage to slides and objective lenses
STAGE
Large 110mm x 120mm (4-3/8 in. x 4-3/4 in.) stage, with locked-on, spring mounted stage clips, drilled and tapped to accept optional mechanical stage. Substage disk diaphragm.
Built-in condenser lens.
FRAME
Rugged cast metal, gray enamel finish. Height 380mm (15 in.) Net wt. 9.0 lbs.
PACKING
Molded styrofoam container with instruction brochure and vinyl dustcover
Individual: Ship wt. 11 lbs,
WARRANTY
Lifetime limited warranty, excluding LED bulb, batteries, and recharger.
| Features | Benefits |
| Cordless | Full-Function Microscopy Without the Need of A Power Outlet or Cord. Rechargable |
| LED | Low power usage, cool light |
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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