Test, Lab, Medical equipment » Comparators

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Used Comparators

  • Model No. 8731 / Waveform

    Model No. 8731 / Waveform Comparator / HIOKI Co., Ltd

    • Manufacturer: Hioki

    Model No : HIOKI 8731 Model name: Waveform Comparator

    Seoul, South Korea
  • GF1060C SMART CT & VT

    GF1060C SMART CT & VT COMPARATOR

      The GF1060C CT and VT comparator is a multifunctional, high-precision current and voltage transformer comparator.

      Beijing, China
    • 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
    • no-image_en.png

      Keyence IM 6225 digital measuring projector

      • Manufacturer: Keyence
      • Model: IM-6225

      Digital measuring projector The measuring projector is in good condition and can be inspected under power.

      Ebenweiler, Germany
    • LK-E51 Photoelectric Teeth Color Comparator

      LK-E51 Photoelectric Teeth Color Comparator Corrector Accuracy 92.5% Multiple Algorithm

      • Manufacturer: zzlinker

      LK-E51 Photoelectric Color Comparator Corrector Accuracy 92.5% Multiple Algorithm 1. Multiple algorithm to get the true color 2. Strong resistance to light interference 3. Little affected by temperature, even the...

      $218 USD
      Henan, China
    • LK-E54B 27 Color 3D Resin

      LK-E54B 27 Color 3D Resin Teeth Whitening Dental Bleaching Shade Guide Comparator

      • Manufacturer: zzlinker

      LK-E54B 27 Color 3D Resin Teeth Whitening Dental Bleaching Shade Guide Comparator Features High quality porcelain 3D Teeth Shade Guide. Professional tooth whitening color palette for comparison before and after w...

      $45 USD
      Henan, China
    • PFISTERER Electronic Phase Comparator No-System

      PFISTERER Electronic Phase Comparator No-System EPV

        USED PFISTERER Electronic Phase Comparator No-System EPV “ SELL AS IS, PLEASE REFER TO THE PHOTOS. ”

        $1,315 USD
        Ajman, United Arab Emirates
      • Trusted Seller
        2002 Contour Projector XL-827 Optical

        2002 Contour Projector XL-827 Optical Comparator

          Location Raleigh, NC Lot # 12 System ID # 3740623 End Date Central Standard Time Start Date Central Standard Time Item # 3740624 Contour Projector XL-827 Optical Comparator (2002) 3 Position Internal Lens Turret

          Chicago, IL
        • Mitutoyo PH-3500 Optical Comparator Profile

          Mitutoyo PH-3500 Optical Comparator Profile Projector w/ Vise Fixture and DRO

          • Manufacturer: Mitutoyo
          • Model: PH-3500

          Comes with Users manual for Read out and Profile Projector 14" Diameter Screen 10x Lens and 20x Lens Micropak 2 Digital Readout Manual Operation

          Watertown, CT
        • 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
        • Trusted Seller
          2004 Starrett HB400 Optical Comparator

          2004 Starrett HB400 Optical Comparator

          • Manufacturer: Starrett

          Location Ohio Logistics LOADING FEE OF $300.00 WILL BE ADDED TO WINNING INVOICE Lot # 10 System ID # 3911035 End Date Central Standard Time Start Date Central Standard Time Item # 3911036 Starrett HB400 Optical C...

          Chicago, IL
        • Trusted Seller
          Ogp 30" Optical Comparator -

          Ogp 30" Optical Comparator - Xl30c

          • Manufacturer: OGP

          Made In Usa, W/lens (bofi001), *contains 2 Pieces Name: Optical Comparator | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 17 x 11 x 8 | Capacity: 30" | Electrical: 115V | Weight (lb.): 3420 | Availab...

          $303 USD
          Euclid, OH
        • Trusted Seller
          JONES & LAMSON EPIC 30

          JONES & LAMSON EPIC 30

          • Manufacturer: Jones & Lamson

          Jones & Lamson Epic 30 Optical Comparator, Heidenhain DRO, 32" x 8.5" Table with 10.5" Add-on Rotary Table, X=12", Y=6", 30" Throat Clearance, 30" Screen Viewing Area, Inverted-or-Erect Image. Heidenhain Digital ...

          Cincinnati, OH
        • Trusted Seller
          Jones & Lanson Optical Comparator

          Jones & Lanson Optical Comparator

          • Manufacturer: Jones
          • Model: FC-14

          30"x6" Table, 19.5 Max Amps, 20x 50x 31.25x 160x 10x Lenses (bofk001), *contains 2 Pieces

          $339 USD
          Euclid, OH
        • Trusted Seller
          Mitutoyo Ph-350h Optical Comparator

          Mitutoyo Ph-350h Optical Comparator

          • Manufacturer: Mitutoyo
          • Model: PH-350

          W/mitutoyo Micropak 2 Dro, Lenses (bofi002), Made In Japan, *contains 2 Pieces

          $1,019 USD
          Euclid, OH
        2930313233

        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.