Product Description
National Optical Model 453TBL-10-LED Cordless Stereo Microscope
All the quality features and versatility of larger stereo microscopes, in a compact size only 12" tall. Ideal size for elementary and middle school, rugged enough for high school. Upright, unreversed image is designed for three-dimensional objects and dissecting. Choose low magnification for a wide field of view, then high magnification for close-up detail.
MAGNIFICATION
- 2x & 4x for effective 20x and 40x magnification
OPTICAL SYSTEM
- Paired widefield 10x eyepieces, left-side diopter adjustment, interpupillary adjustment from 55mm to 75mm.
- Eyepieces equipped with reticle holder/retainer to accept reticle with 23mm O.D.
- Paired objectives are parfocalled, parcentered, achromatic.
- Magnification changed by rotating objective turret 90 degrees, to positive click stops.
- Fixed head.
ILLUMINATION
- 4-position light control: top only, bottom only, top and bottom, off.
- Top light (incidental) and bottom light (transmitted) cordless LED illumination.
- 8 hour charge provides up to 50 hours of use.
FOCUSING
- Rack & pinion focusing with slip clutch and tension adjustment.
STAGE
- Supplied with two 80mm stage plates, one frosted glass and one plastic black/white reversible contrast. Two locked-on stage clips.
FRAME
- Rugged cast metal frame, gray enamel finish.
- Height: 310mm (12-1/4 in.)
- Base width: 115mm (4-1/2 in.), Base depth: 197mm (7-3/4 in.)
- Net wt. 2.5 kgs (5.5 lbs)
PACKING
- Molded styrofoam container with vinyl dustcover & rubber eyeshields.
- Individual: Ship wt. 4.1 kgs (9 lbs), Dimensions 400x425x275mm (16x17x11 in.)
- Master carton pack 4 each: Ship wt. 15 kgs (33 lbs), Dimensions 725x375x325mm (29x15x13 in.)
WARRANTY
- 5 year limited warranty, excluding bulbs, cord and fuse.
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Model |
Objective |
Eyepieces |
Working |
Maximum |
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WF10X (supplied) |
WF15X (optional) |
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Total Magnification |
Field Size |
Total Magnification |
Field Size |
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452 LED |
1X |
10X |
20mm |
15X |
15mm |
75mm |
35mm |
|
3X |
30X |
6.6mm |
45X |
5mm |
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453 LED |
2x |
20X |
10mm |
30X |
6.5mm |
75mm |
35mm |
|
4x |
40X |
5mm |
60X |
3.2mm |
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Dimensions: 16 x 16 x 11
Weight: 8.00
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