National 131-SPMS Monocular Microscope

National 131-SPMS Monocular Microscope

Regular price $395.00
Regular price $439.00 Sale price $395.00
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National 131-SPMS Monocular Microscope
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Description

The microscope model that sets the standard for high school instruction. 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.
 
OPTICAL SYSTEM
  • Widefield 10x eyepiece with revolving pointer. Accepts optional #965-160 eyepiece reticle.
  • Monocular 45° inclined viewing head rotates 360° for easy repositioning of eyepiece and sharing by more than one student.
  • DIN 4x, 10x, 40xR and 100xR objectives are achromatic, parfocalled, parcentered, color coded.
  • 4-hole nosepiece is ball-bearing mounted for more precise alignment, has positive click stops.
ILLUMINATION
  • 115v 20-watt tungsten illumination, condenser and blue filter, base-mounted on/off switch, heavy duty 3-wire cord.
FOCUSING
  • Low position coarse and fine focusing controls.
  • Stage moves up or down, eyepiece and body remain fixed.
  • Slip clutch prevents damage to focusing system.
  • Tension adjustment eliminates stage drift.
  • Safety rack stop prevents damage to slides and objective lenses.
STAGE
  • Large 120mm x 120mm (4-3/4 in. x 4-3/4 in.) stage, with professional quality, low profile mechanical specimen holder with low-position coaxial x-y controls.
  • Built-in 1.25 N.A. Abbe condenser with iris diaphragm.
FRAME
  • Rugged cast metal, gray enamel finish.
  • Base dimensions: 133mm x 175mm (5-1/4 in. x 7 in.)
  • Height: 360mm (14-1/8 in.) Net wt. 3.5 kgs (7.8 lbs)
WARRANTY
 Lifetime limited warranty, excluding bulb, cord, and accessory mechanical stage

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Shipping

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 sales@microscopecentral.com prior to purchase, to ensure the microscope will meet their needs and expectations.

Returns

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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