Test, Lab, Medical equipment » Comparators

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Used tester

  • Trusted Seller
    Orbeco-Hellige Lovibond AquaTester Optical Comparator

    Orbeco-Hellige Lovibond AquaTester Optical Comparator for Color of Water

    • Manufacturer: Lovibond

    The Aqua Tester is a precise, visual instrument for rapid and accurate tests in the lab. It is an advanced visual system for the measurement of the color of water and low chemical concentrations of many other par...

    $79 USD
    Montréal-Est, Canada
  • Mitutoyo Projector [PJ-500

    Mitutoyo Projector [PJ-500

    • Manufacturer: Mitutoyo
    • Model: PJ-500

    Product name: Other measuring instruments | Main specifications: Screen diameter: ø500, lens x10, x20, x100, stroke x210 y109 (actual dimensions)

    Tokigawa, Japan
  • Nikon V-20A

    Nikon V-20A

    • Manufacturer: Nikon
    • Model: V-20A

    Screen diameter φ500 100V Projection lens ×20 ×50 Mounting table 9VA (φ260) Stroke X225mm Y80mm

    Tokigawa, Japan

Overview

Comparators are precision instruments used to measure small deviations in dimensions by comparing the part being measured with a standard. They are essential in quality control processes in manufacturing, ensuring parts meet exact specifications. Common types include dial, digital, and optical comparators.

FAQ

What should I consider when buying a used comparator?

Check for accuracy, calibration records, and any signs of wear or damage. Ensure it meets your specific measurement needs and industry standards.

How do I ensure the comparator is shipped safely to my location?

Use specialized packaging to protect delicate components. Consider using a shipping service experienced in handling precision instruments.

What is the maintenance schedule for a comparator?

Regularly clean the instrument to prevent dust build-up, and verify calibration periodically. Follow the manufacturer’s guidelines for detailed maintenance procedures.