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National Optical Model DC3-420TH Stereo Zoom Digital Camera System, Digital and Analog Signals (to both monitor and to computer)
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| Click to enlarge image(s) |
The convenience and versatility of viewing large picture at 10x magnification, then zooming continuously all the way to close-up detail at 40x magnification Upright, unreversed 3-dimensional image remains in focus throughout zoom range. Superb optical clarity and reliable mechanical engineering assure years of top performance. This microscope is fully functional, independent of camera application.
Software operating system works with Windows XP or above, Mac OSX
OPTICAL SYSTEM
Paired widefield 10x eyepieces are 45° inclined, with dual diopter adjustments, interpupillary adjustment from 55mm to 75mm.
Achromatic, color corrected lenses.
Continuous magnification from 10x thru 40x. See specification chart for full range available with use of optional auxiliary lenses.
ILLUMINATION
Top light is 12v 15 watt halogen, bi-pin with directional beam and rheostat control.
Bottom light is 12V 10 watt halogen, bi-pin.
Base mounted light controls permit choice of top only, bottom only, or dual illumination.
12VDC power converted operates on 100v-240v 50H/60H current, without need of additional transformer.
2.5 amp time delay fuse.
FOCUSING
Large dual focusing knobs with slip clutch to prevent damage to mechanism.
Tension adjustment eliminates focus “drift”.
STAGE
Large 165mm wide x 220mm deep stage surface.
Two 80mm stage plates (frosted glass and reversible black/white plastic contrast plates).
Blue filter for transmitted light.
Locked on stage clips.
FRAME
Professional, all-metal frame, gray enamel finish.
Heavy-duty post mount with locking support collar, permits up or down adjustment of viewing head to accommodate different sized objects on stage.
Height: 330mm (13 in.) extends to 433mm (17 in.) for larger objects.
Net wt. 5.1 kgs (11.2 lbs)
PACKING
Molded styrofoam container with rubber eyeshields, vinyl dustcover and instruction manual.
Individual: Ship wt. 8.2 (18 lbs), Dimensions 450x425x275mm (18x17x11 in.)
Master carton pack 1 each: Ship wt. 8.2 kgs (18 lbs), Dimensions 450x425x275mm (18x17x11 in.)
WARRANTY
Lifetime limited warranty, excluding bulb and cords.
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
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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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