Free Ground Shipping

National Optical 411 Stereo Microscope 20x/40x

National Optical 411 Stereo Microscope 20x / 40x Magnification
SKU:411-BL
Regular Price: $515.00
On Sale For: $379.00
This National Optical dual power stereo microscope is perfect for industry or education with both top and bottom LED lights. Precise optical alignment assures a three-dimensional, upright, unreversed image that is unsurpassed for everything from dissecting work to examining circuit boards.

  • Objective Lenses: Paired 2x & 4x objectives are parfocalled, parcentered, and achromatic. Magnification is changed by rotating objective turret 90° to positive click stops. Viewing head rotates 360°, locks in place by tightening set screw.  
  • Eyepieces: Widefield 10x / 20mm eyepieces. Includes diopter on left side. Interpupillary adjustment from 55mm-75mm. Accepts optional 23mm diameter reticle.
  • Total Magnification: 20x and 40x.
  • Specimen Stage: Supplied with 50mm diameter glass stage plate.
  • Focusing: Rack and pinion focusing with special tension adjustment located on focusing knobs to adjust tension.
  • Stand: Rugged cast metal frame with white enamel finish. head moves up and down on track stand with total Z-travel of 4". Built-in top and bottom LED illumination. Replacement bulb = U1-001.
  • Illumination: Transmitted and reflected LED illumination with intensity control and on/off switch for each light.
  • Size & Weight: Base is 7.25" W x 10.75" D, 13.5" H, 9 lbs.
  • Warranty: 1-Year limited warranty excluding bulbs and fuses.
  • Working Distance: 94mm
  • Maximum Specimen Height: 31mm

Click here to see ideas of things to view with this microscope.

Model Obj. Eyepieces
WF5x WF10x WF15x WF20x
Total
Magnification
Field
Size
Total
Magnification
Field
Size
Total
Magnification
Field
Size
Total
Magnification
Field
Size
411 2x 10x 11mm 20x 10mm 30x 6.5mm 40x 5mm
4x 20x 5.5mm 40x 5mm 60x 3.2mm 80x 2.5mm


Customer Service
800-942-0528

Swift Microscope World
The Swift brand of scopes


Motic Microscope
The Motic brand of scopes


6122 Innovation Way, Carlsbad, CA 92009
(800) 942-0528 (US TOLL FREE)
1-760-438-0528 (INTERNATIONAL)