National Model 420T-1105-10 Stereoscopic Microscope

National Model 420T-1105-10 Stereoscopic Microscope

National Model 420T-1105-10 Stereoscopic Microscope

B&H # NATSZM110510 MFR # 420T-1105-10
National Model 420T-1105-10 Stereoscopic Microscope

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Product Highlights

  • 10-40x Magnification
  • Widefield 10x Eyepieces 45° Inclined
  • Viewing Head Rotates 360°
  • No Built-In Illumination
  • Professional All-Metal Stand
  • Lifetime Limited Warranty
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  • 1Description
The National Optical and Scientific Instruments Model 420T-1105-10 Stereoscopic Microscope provides an upright, unreversed three dimensional image that remains in focus throughout the 10-40x zoom range. The microscope features paired widefield 10x eyepieces, set at a 45° incline, and a trinocular port accepts video or DSLR adapters (included)

Additionally, the 420T-1105-10 boasts a heavy-duty universal stand that's counterbalanced for stability. This all-metal stand features a post mount with locking support collar for up or down adjustment of the viewing head. When it comes to focusing, the large dual knobs allow for easy adjustment, while the slip clutch prevents damage from over turning. A tension adjustment eliminates focus drift. This microscope does have built-in illumination.

Optical System
  • Paired widefield 10x eyepieces are 45° inclined, with dual diopter adjustments, interpupillary adjustment from 55mm to 75mm. Accepts 23mm eyepiece reticle
  • Viewing head rotates 360°
  • Achromatic, color corrected lenses
  • Continuous magnification from 10x through 40x. See specification chart for full magnification range available with use of optional auxiliary lenses
Focusing
  • Large dual focusing knobs with slip clutch to prevent damage to mechanism
  • Tension adjustment eliminates focus 'drift'
Illumination
  • No built-in illumination is included with this model
Stand
  • Professional, all-metal stand
  • Heavy-duty post mount with locking support collar, permits up or down adjustment of viewing head to accommodate different sized objects
  • Total stand height: 15.4" (386mm); Net weight: 40 lb (18.1kg)
  • Base diameter: 8" (200mm); Base height: 2.2" (55mm)
  • Vertical post length: 13.2" (331mm)
Other Dimensions and Specifications
  • Distance between main vertical post and center of field of view, when horizontal bar is adjusted to minimum or maximum extension: Minimum = 255mm, Maximum = 455mm
  • Distance from bottom edge of objective lens and work surface when horizontal bar is adjusted to minimum or maximum height:

    With pivot arm up: Minimum = 6.8" (170mm), Maximum = 20.6" (515mm)
    With pivot arm down: Minimum = 2.3" (58mm), Maximum = 10.4" (260mm)

In the Box
National Model 420T-1105-10 Stereoscopic Microscope
  • Video or SLR Adapters
  • Vinyl Dustcover
  • Eyeshields
  • Instruction Manual
  • Lifetime Limited Warranty
  • Table of Contents
    • 1Description
    Microscope Type Stereoscopic
    Magnification 10-40x
    Objectives Not specified by manufacturer
    Eyepiece Widefield 10x
    Light Source No built-in illumination
    Overall Dimensions Not specified by manufacturer
    Weight Not specified by manufacturer

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