Dimensional & Surface

Optical Calibration

Optical references demand exacting flatness and graduation accuracy. We calibrate optical flats, reticle comparators, stage micrometers, and magnification scales against traceable masters.

ISO/IEC 17025Accredited Calibration
ISO 9001Certified Quality Management
ANSI/NCSL Z540-1Accredited Calibration Lab
Made in USASince 1989

Instruments We Calibrate

Below is just a sample of what we calibrate. If you don't see your item listed, just ask. Chances are, we calibrate it.

Magnification Check Scales
Magnification Check Scales
Optical Flats
Optical Flats
Reticle Comparators
Reticle Comparators
Stage Micrometers
Stage Micrometers

Calibration Equipment We Use

Mitutoyo Optical Flats

Reference optical flats providing flatness and parallelism readings across a range of measuring surfaces.

Free Digital Platform

Manage All Your Calibrations Online — Free

Our free Metrology360 platform gives you 24/7 online access to all your calibration certifications.

  • 24/7 Certificate Access

    Download and share calibration certificates anytime, anywhere

  • Automatic Renewal Alerts

    Never miss a calibration due date with proactive email notifications

  • Search & Export

    Find any instrument's calibration history and export to CSV or PDF

Learn About Metrology360
westportcorp.com/pages/metrology360
Calibration Dashboard ● LIVE
247
Total
189
Current
42
Due Soon
16
Overdue
Pressure Gauge #1247
Due: 04/15/2026
Current
Torque Wrench #3891
Due: 03/28/2026
Due Soon
Caliper Set #0042
Due: 05/01/2026
Current

Ready to Get Started?

Contact our calibration experts for a fast turnaround quote.

Request a Quote
1-888-400-4243 (USA & Canada) quote@westportcorp.com 510 Montauk Highway, West Islip, NY 11795