National 405 Fixed Magnifcation Stereo Microscope Series

National 405 Fixed Magnifcation Stereo Microscope Series


SKU: 405TBL-10-2

Regular price $207.00
Regular price $244.00 Sale price $207.00
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National 405 Fixed Magnifcation Stereo Microscope Series
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Same high quality optical system and precise mechanical components of our larger stereo microscopes. Upright, unreversed image. Available with 2x, 3x, or 4x objectives for different magnifications. Optional eyepieces may be added later for increase magnification (20x is considered ideal for inclined, post mounted to permit 360° rotation and adjustment up/down to accommodate larger specimens.
 MAGNIFICATION OPTIONS (See Chart Below For Total Magnification)
  • 2x (Model 405TBL-10-2), 3x (Model 405TBL-10-3), 4x (Model 405TBL-10-4)
  • 4x w/ 15x Eyepieces (60x Total Mag.)(Model 405TBL-15-4)
  • Paired widefield 10x eyepieces are supplied standard, 45° inclined, with diopter adjustment. Interpupillary adjustment from 50mm to 75mm. Reticle holder/retainer accepts eyepiece reticle with 23mm O.D.
  • Objectives are parfocalled, parcentered, and achromatic. Standard magnification of 20x is considered ideal. Higher magnification possible by selecting models with 3x or 4x objectives. Optional WF15x eyepieces increase magnification 50%.
  • High intensity, 12v 10 watt incidental and transmitted illumination. Separate switches permit use of top & bottom, top only or bottom only.
  • Rack and pinion focusing with slip clutch and tension adjustment.
  • Mounted on metal post, adjusts up and down.
  • 80mm reversible black/white plastic contrast plate and 80mm frosted glass stage plate.
  • Locked-on stage clips.
  • Rugged, cast metal frame, gray enamel finish.
  • Height: 275 mm (10-7/8 in.).
  • Base width: 115mm (4-1/2 in.), Base depth: 197mm (7-3/4 in.).
  • Net wt. 2.7 kg (6 lbs).
Objective Eyepiece Working Distance Maximum Specimen Height
WF10X (supplied) WF15X (optional)
Total Magnification Field Size Total Magnification Field Size
2X 20X 10mm 30X 6.5mm 65mm 58mm
3X 30X 6.7mm 45X 4.3mm 55mm 60mm
4X 40X 5mm 60X 3.3mm 40mm 60mm


Shipping & Returns


We provide complimentary UPS ground shipping for online orders exceeding $99 to all destinations within the Continental U.S.A. Most items are drop-shipped from one of our suppliers. Due to the highly configurable nature of microscopes and our vast product portfolio, lead times can vary. Should you need expedited shipping, kindly reach out to us for a personalized quote and to ensure your availability.

We welcome international orders on a case-by-case basis. Buyers are accountable for any international duties, taxes, brokerage, or import fees that may be incurred. We encourage customers to reach out to us at prior to purchase, to ensure the microscope will meet their needs and expectations.


For most items, we accept returns within 14 days of purchase, with the buyer responsible for covering all shipping charges. Please refer to our Full Returns Policy for further details. (Note: Many returns stem from purchasing the wrong product for a specific application. To prevent this, we recommend consulting a Microscope Central expert before making your purchase.

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