National Model 109-LED Compound Microscope

BH #NACM109LEDE • MFR #109-LED
National
National Model 109-LED Compound Microscope
Key Features
  • 40x, 100x, 400x Magnification
  • 4x, 10x, 40xR Objectives
  • Widefield 10x Eyepiece
  • 45° Inclined Head
The National Optical & Scientific Instrument Model 109-LED Compound Microscope is a kid-friendly and budget-conscious instrument for the classroom. Featuring cool LED light, the 109-LED is easy for children to operate. A number of safety features also help protect the microscope for years to come. Examples include the slip clutch, which prevents over focusing, and the rack stop, which prevents damage to the slides.

When it comes to optics the 109-LED provides students with 40x, 100x, and 400x magnification, along with color coded 4x, 10x, and 40xR objectives. A widefield 10x eyepiece with a revolving pointer sits at a 45° angle for comfortable viewing. The head also rotates for easy sharing with other students in the group.

Special Order
Expected availability: 7-10 business days
$133.45

National Model 109-LED Compound Microscope

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National 109-LED Overview

  • 1Description
  • 2Optical System
  • 3Illumination
  • 4Focusing
  • 5Stage
  • 6Frame

The National Optical & Scientific Instrument Model 109-LED Compound Microscope is a kid-friendly and budget-conscious instrument for the classroom. Featuring cool LED light, the 109-LED is easy for children to operate. A number of safety features also help protect the microscope for years to come. Examples include the slip clutch, which prevents over focusing, and the rack stop, which prevents damage to the slides.

When it comes to optics the 109-LED provides students with 40x, 100x, and 400x magnification, along with color coded 4x, 10x, and 40xR objectives. A widefield 10x eyepiece with a revolving pointer sits at a 45° angle for comfortable viewing. The head also rotates for easy sharing with other students in the group.

Optical System

  • Widefield 10x eyepiece with revolving pointer
  • 45° inclined head for ease of viewing when seated
  • Head rotates 360°
  • Color coded 4x, 10x, 40xR objectives provide 40x, 100x, and 400x magnification
  • Revolving triple nosepiece with positive click stops for easy, precise magnification changes

Illumination

  • Cordless LED Illuminator (109-LED) - lighting equivalent to a 20-watt tungsten bulb, rechargeable NiMH batteries, auto cutoff recharger, on/off switch with rheostat control

Focusing

  • Rack and pinion focusing
  • Slip clutch protects focusing mechanism from over-turning
  • Tension adjustment eliminates focus drift
  • Rack stop prevents damage to slides and lenses
  • Coarse and fine focus

Stage

  • 3.5 x 3.25" / 88 x 82mm stage with locked-on, spring activated stage clips
  • Disc diaphragm

Frame

  • Rugged cast metal with inclination joint, gray enamel finish
  • Height: 11.75" / 295mm; Net weight: 3.7 lb / 1.7kg

National 109-LED Specs

Microscope TypeCompound
Head45° Inclined, 360° Rotating Monocular
Nosepiece3-Position Nosepiece
Imaging
Optical Magnification40x, 100x, 400x
Objective4x, 10x, 40x
Eyepiece10x Wide Field
FocusingCoarse, Fine
Illumination
Illumination TypeLED
DimmerYes
General
Power SourceBattery
Battery3 x AA NiMH (50-Hour Runtime)
MaterialMetal
Dimensions11.75" / 295 mm
Weight3.7 lb / 1.7 kg
Packaging Info
Package Weight3.95 lb
Box Dimensions (LxWxH)13.4 x 10.1 x 6"
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