Test, Lab, Medical equipment » Comparators

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Used opg

  • Trusted Seller
    Opg 4 1/2" Optical Comparator

    Opg 4 1/2" Optical Comparator - Xl809

    • Manufacturer: Opg

    Made In Usa, W/lens (bofi003), *contains 2 Pieces Name: Optical Comparator | Arrival date: 05-29-2025 | Dimensions l x w x h (inches): 50 x 32 x 71 | Capacity: 4 1/2" | Electrical: 115V | Weight (lb.): 825 | Avai...

    $80 USD
    Euclid, OH
  • 20" OPG MODEL # QL-20

    20" OPG MODEL # QL-20 COMPARATOR: STOCK #78113

      JOY STICK .. YES DIGITAL DISPLAY .. YES Stock#: 78113 | Screen diameter: 20" | Table area: 15" X 9" | X axis: 12" | Y axis: 6" | Z focus: 3" | Lens power: 10X | Field: 1.40" | Working clearance to lens: 8.5" | Ma...

      Holland, OH

    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.