Celebrating 35 Years · 1973-2008
Excel Technologies, Inc. - Nikon, Unitron, Extec Microscope Dealer

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S-T Industries - 3500 Series 14" Optical Comparator

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The 3500 Series 14" benchtop horizontal beam model is the perfect general purpose optical comparator. Its high accuracy and compact size make it the choice of even the most demanding user. The unique, granite-like housing offers a rugged appearance to this fine instrument. The stage features hardened and precision ground bearing ways.
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S-T 3500 Series from Excel Technologies, Inc. (CLICK TO ENLARGE
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Key Features

High Precision
4" x 7" measuring stage travel with .0001"/.002mm resolution precision glass scales. Quick release with fine adjust on X axis.

Readout Options
Choice of several readout options including all QuadraChek geometric digital readouts.

Lenses
Quick change mount for factory preset magnification lenses.

Durability
Nickel plated workstage for long life corrosion resistance.

Illumination
Tungsten/halogen profile illumination (24V/150W) for birght, sharp images at all magnifications.
Duplex fiber optic surface illumination.

Digital Protractor
Optional digital screen protractor with reading to 1' or .01 degrees.


Specifications
  • Measuring Travel:
    7" (175mm) (X) . 4" (100mm) (Y) . 2.5" (62mm) Focus (Optional 10" (250mm) (X) Quick Release with fine adjust on X axis
  • Resolution :
    .0001" (.002mm)
  • Top Plate:
    5" x 16" (125mm x 400mm), nickel plated with 2 standard clamping slots
  • Weight Capacity:
    50 lbs. (22kg)
  • Screen Protractor:
    Digital (1 minute/.01 degree) or Vernier (5 minute)
  • Illumination:
    Profile and Duplex Fiberoptic Surface (Tungsten Halogen)
  • Screen:
    14" (355mm) Sealed Image with 30, 60 and 90 degree crosslines
  • Helix :
    +/- 6 degrees via lamphouse displacement
  • Digital Readouts:
    Choice of several DRO options including all QuadraChek geometric digital readouts. (Optional Edge Detection)
  • Magnifications:
    5X, 10X, 20X, 25X, 31 1/4X, 50X, 61 1/2X, 100X, 250X
  • Cover :
    Heavy Duty Dust Cover

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