Your Trusted Microscope Calibration Provider

Micro Precision is an ISO/IEC 17025:2017 accredited calibration provider delivering NIST-traceable microscope calibration through a network of more than 50 labs. Quality managers, metrologists, and procurement teams across aerospace, defense, medical, automotive, and manufacturing industries rely on Micro Precision to keep toolmaker’s microscopes, measuring microscopes, and optical comparators within their required verification standards.

Measuring and inspection microscopes verify dimensional tolerances on machined parts, tooling, and components, often working alongside stage micrometers and other dimensional metrology instruments. Micro Precision maintains a dedicated stage micrometer calibration services page for the certified reference standards used during this verification, and microscope calibration is available as part of the broader optical equipment calibration capabilities Micro Precision provides nationwide.

Micro Precision’s ISO/IEC 17025:2017 accreditation and NIST-traceable measurement chain give quality managers a documented, audit-ready calibration record for every microscope submitted, supporting compliance across aerospace, defense, medical, automotive, and manufacturing quality programs.

Fill out our Microscope calibration service request form

Why Microscope Calibration Matters

Microscope calibration matters because an uncalibrated measuring or toolmaker’s microscope produces inaccurate dimensional readings that can mask part defects, leading to rejected components, product failures, and non-conformance findings during an audit. Measuring microscopes and optical comparators rely on precise magnification and stage movement to verify part dimensions, and an instrument operating outside its verified accuracy range cannot confirm that a component meets its specified tolerance.

ANSI/NCSL Z540.3 establishes the calibration program requirements that quality systems depend on to demonstrate measuring and test equipment is fit for use, giving quality managers the documented audit trail their ISO/IEC 17025:2017 and customer audits require. Procurement officers need a certified calibration vendor they can rely on across an entire fleet of measuring microscopes, toolmaker’s microscopes, and optical comparators, without managing multiple vendors for different instrument types.

Micro Precision’s calibration program applies ANSI/NCSL Z540.3 program discipline and NIST-traceable measurement standards to every microscope it services, giving aerospace, defense, medical, automotive, and manufacturing quality programs a calibration record they can trust.

Ensure Accurate Microscope Calibration

Ensuring accurate microscope calibration means verifying the instrument’s magnification and measurement accuracy against a NIST-traceable stage micrometer or certified reticle standard across each objective lens, then documenting the results on a certificate of calibration. Micro Precision follows a defined sequence for every microscope received: inspect the instrument’s optics, stage, and mechanical condition, verify measurement accuracy against certified reference standards across each objective and magnification setting, record as-found and as-left results, adjust the instrument where needed, and issue documentation confirming the outcome.

Micro Precision calibrates microscopes by inspecting the optics and stage mechanism, verifying measurement accuracy against NIST-traceable reference standards across each objective lens, recording as-found and as-left data, making adjustments where required, and issuing a certificate of calibration for every instrument.

Every microscope returns with a certificate of calibration documenting the verification performed and the standards referenced. Micro Precision offers standard turnaround alongside faster and quick turnaround options for microscopes on a tight production or audit schedule, without compromising the verification steps required to maintain accredited calibration.


Our Calibration Options

Micro Precision offers microscope calibration through both in-lab and on-site service, giving quality managers and procurement officers a choice based on instrument type, facility layout, and downtime tolerance. In-lab calibration ships the microscope to one of Micro Precision’s ISO/IEC 17025:2017 accredited labs for full calibration under controlled conditions using certified reference standards.

On-site calibration brings a Micro Precision technician directly to the facility, verifying measuring microscopes, toolmaker’s microscopes, and optical comparators that are difficult to relocate without removing equipment from the inspection floor. On-site service is especially useful for facilities managing a variety of microscopes across multiple inspection stations.

Both in-lab and on-site microscope calibration are backed by NIST traceability and documented on a certificate of calibration referencing applicable industry standards. Micro Precision provides standard turnaround for both service types, with faster and quick turnaround options available for time-sensitive audit or production needs across its network of more than 50 calibration labs.

Microscope Types We Calibrate

Micro Precision calibrates a variety of measuring, inspection, and laboratory microscopes used across dimensional metrology, quality control, and materials analysis applications.

  • Toolmaker’s microscopes, used for precise dimensional measurement of small machined parts and tooling
  • Measuring microscopes, used for two-axis dimensional inspection of components and assemblies
  • Optical comparator microscopes, used to project and measure part profiles against reference overlays
  • Stereo and zoom microscopes, used for magnified visual inspection and low-power dimensional checks
  • Metallurgical microscopes, used to examine material grain structure and surface characteristics
  • Video measuring microscopes, used for camera-based dimensional measurement and image analysis
  • Biological and laboratory microscopes, used in clinical, research, and educational settings
  • Digital microscopes, including models from Mitutoyo, Nikon, Olympus, Zeiss, Leica, and Bausch & Lomb

Microscope models not listed here are likely supported as well. Contact Micro Precision to confirm calibration availability for a specific make and model. Micro Precision has performed calibration on the Mitutoyo 176-911 toolmaker’s microscope, the RAM Optical Starlite GX optical comparator, and the Bausch & Lomb Zoom 7 microscope, and offers dedicated stage micrometer calibration services for the reference standards used alongside measuring microscopes. Microscope calibration is available as part of Micro Precision’s broader mechanical and dimensional calibration capabilities.

Calibration Service Levels Offered

Micro Precision offers microscope calibration at multiple service levels, from basic traceable certification to fully accredited documentation, so quality programs can match the level of rigor their industry requires.

Type of ServiceTraceableTraceable with DataAccredited (ISO:IEC 17025:2017, Z540.3)
Calibrated to manufacturers specifications traceable to SI Units   
ISO 9000 Compliant   
Calibration certificates, data, maintained on secure web based tool (CDM)   
Detailed calibration certificates and calibration stickers   
Instrument adjustment (if found out of tolerance)   
ANSI/NCSL Z540-1 compliant  
Calibration Data  
Logo from Accreditation body, Expanded Measurement Uncertainty 
ANSI/NCSL Z540.3 compliant 

Microscope Calibration Services

Micro Precision delivers ISO/IEC 17025:2017 accredited, NIST-traceable microscope calibration for toolmaker’s microscopes, measuring microscopes, optical comparators, and a variety of other microscope types used across dimensional metrology and quality control. Backed by a network of more than 50 calibration labs, quality managers get audit-ready documentation, metrologists get trustworthy measurement data, and procurement officers get a single certified vendor for an entire microscope inventory. Request a calibration quote today and put a definitive standard behind your microscope calibration program.

Please complete our quick Microscope calibration & repair service request form, and a Micro Precision representative will reach out to you same-day during office hours, or within one business day after office hours. (Mon – Friday 8AM – 4PM PST)

DescriptionManufacturerModel
American Optical EPISTAR MicroscopeAmerican OpticalEPISTAR
AMG Evos AME-3300 Digital Dissection Inverted MicroscopeAMG EvosAME-3300
Barska AY11234 MicroscopeBarskaAY11234
Bausch & Lomb 7X 7X MagnifierBausch & Lomb7X
Bausch & Lomb Zoom 500 Stereo MicroscopeBausch & LombZoom 500
Bausch & Lomb Zoom 7 Mono MicroscopeBausch & LombZoom 7
Beck 62027 MicroscopeBeck62027
Bristoline SZ MicroscopeBristolineSZ
Brookfield DV3TRVKJO RheometerBrookfield
Caltex VMS-840XY MicroscopeCaltexVMS-840XY
Clemex CL-04-321 Stage Micrometer - MicroscopeClemexCL-04-321
Firefly GT800 Digital MicroscopeFireflyGT800
Flir VS70 VideoscopeFLIR
Fluke 449 Microspector - Dynatech Nevada / Neurodyne DempseyFluke449
Keyence VHX-2000E Digital Microscope - 20000 (H) pixels x 20000 (V) pixelsKeyenceVHX-2000E
Keyence VHX-5000 Digital MicroscopeKeyenceVHX-5000
Keyence VHX-600 Digital MicroscopeKeyenceVHX-600
Keyence VHX-900F Digital MicroscopeKeyenceVHX-900F
Leica 14773 Block MicroscopeLEICA14773
Leica 500X MicroscopeLEICA500X
Leica DMS300 Stereo Microscope 0.75 to 6.0XLEICADMS300
Leica G27 Microscope - 10X-70XLEICAG27
Leica GZ4 MicroscopeLEICAGZ4
Leica MZ6 MicroscopeLEICAMZ6
Leica MZ9 Zoom Stereo MicroscopeLEICAMZ9
Leica Stereo Zoom 4 MicroscopeLEICAStereo Zoom 4
Leitz SM-LUX HL MicroscopeLeitzSM-LUX HL
MITUTOYO 176-311 Microscope - ToolmakerMitutoyo176-311
Mitutoyo 176-596E Microscope ToolmakerMitutoyo176-596E
Mitutoyo 176-663-10 Microscope - Measuring - MF-A2010CMitutoyo176-663-10
Mitutoyo 176-664-10 Microscope - Measuring - MF-A2017CMitutoyo176-664-10
Mitutoyo 176-665-10 Microscope - Measuring - MF-A3017CMitutoyo176-665-10
Mitutoyo 176-666-10 Microscope - Measuring - MF-A4020CMitutoyo176-666-10
Mitutoyo 176-682-10 Microscope - Measuring - MF-B1010CMitutoyo176-682-10
Mitutoyo 176-684-10 Microscope - Measuring - MF-B2017CMitutoyo176-684-10
Mitutoyo 176-685-10 Microscope - Measuring - MF-B3017CMitutoyo176-685-10
Mitutoyo 176-801 Microscope ToolmakerMitutoyo176-801
Mitutoyo 176-808A Microscope - Toolmakers - TM-505 - With Micrometer headsMitutoyo176-808A
Mitutoyo 176-809A Microscope - Toolmakers - With Micrometer Digital HeadMitutoyo176-809A
Mitutoyo 176-811A Microscope - Toolmakers - Without Micrometer HeadMitutoyo176-811A
Mitutoyo 176-812 E Microscope ToolmakerMitutoyo176-812 E
Mitutoyo 176-812A Microscope - Toolmakers - Without Micrometer HeadMitutoyo176-812A
Mitutoyo 176-812E Microscope ToolmakerMitutoyo176-812E
Mitutoyo 176-901-1A Microscope - Toolmakers - With Micrometer Digital HeadMitutoyo176-901-1A
Mitutoyo 176-902 Microscope - Toolmakers - With Micrometer Digital HeadMitutoyo176-902
Mitutoyo 176-911 Microscope - Toolmakers - With Micrometer Digital HeadMitutoyo176-911
Mitutoyo 176-912 Microscope - Toolmakers - With Micrometer Digital HeadMitutoyo176-912
Mitutoyo 377-972A Microscope Stereo Model MSM-414L / MSM Series 377Mitutoyo377-972A
Mitutoyo 377-974A Microscope Stereo Model MSM-414TL / MSM Series 377Mitutoyo377-974A
Mitutoyo 377-990A Stereo MicroscopeMitutoyo377-990A
Mitutoyo HM-210 Type B V/K Micro Vickers Hardness Testing Machine - Series 810 - Main Unit# 810-403MitutoyoHM-210 Type B V/K
Mitutoyo Hyper MF Microscope - Erect image Hyper MF/MF-U -High-Accuracy MeasuringMitutoyoHYPER MF
Mitutoyo Hyper MF-U Microscope - Erect image Hyper MF/MF-U -High-Accuracy MeasuringMitutoyoHYPER MF-U
Monarch 7831-0904 Flexible Fiberscope 36inch L x 100MM DiameterMonarch Instrument
Monarch 7831-0905 Fiberscope 48inch x 5.8 mm Diameter - with Halogen LampMonarch Instrument
Motic BA310MET MicroscopeMoticBA310MET
Nikon 03L MicroscopeNikon03L
Nikon Eclipse L200 Microscope - 5x, 10x, 20x, 50x, 100xNikonEclipse L200
Nikon Eclipse MA100 MicroscopeNikonECLIPSE MA100
Nikon Eclipse TE2000-U Inverted Microscope / Phase Contrast MicroscopeNikonEclipse TE2000-U
Nikon Epiphot 200 Inverted Metallurgical MicroscopeNikonEpiphot 200
Nikon Epiphot MicroscopeNikonEPIPHOT
Nikon Measurescope 20 MicroscopeNikonMEASURESCOPE 20
Nikon Measurescope MicroscopeNikonMEASURESCOPE
Nikon MM-Measurescope / Microscope
Nikon MM800 Measuring Microscope 3 - MM-800NikonMM800
Nikon Optiphot MicroscopeNikonOPTIPHOT
ODM VIS 300C Field Connector Inspection ScopeODM
Olympus BH-2 MicroscopeOlympusBH-2
Olympus MX50 MicroscopeOlympusMX50
Olympus MX61 MicroscopeOlympusMX61
Olympus SZ4045ESD Stereo MicroscopeOlympusSZ4045ESD
Olympus SZ61TR Stereo MicroscopeOlympusSZ61TR
Olympus SZX7 Stereo Microscope SystemOlympusSZX7
Peak 1976 Loupe Scale with 5 Reticles - SPIPeak Optics1976
Romex RO-02-USB Digital HD MicroscopeRomexRO-02-USB
Thermo Fisher EVOS XL Core Cell Imaging SystemThermo Fisher ScientificEVOS XL
Vision Engineering 5E Micro Dynascope / Video Measurement SystemVision Engineering5E
Zeiss 12657 Microscope, Measuring & ToolmakerZeiss12657
Zeiss Axiostar Plus Transmitted Light MicroscopeZeissAXIOSTAR PLUS
Zeiss MC80DX MicroscopeZeissMC80DX
Zeiss Ritz Deep MicroscopeZeissRitz

Frequently Asked Questions

Microscopes are typically calibrated on an industry-common interval, most often annually, adjusted for usage intensity, instrument type, and the quality system’s internal requirements. Measuring microscopes and optical comparators supporting aerospace, defense, medical, or automotive quality programs often require more frequent verification between full calibrations.

Calibrating a microscope requires NIST-traceable reference standards such as certified stage micrometers or reticle standards, along with documented procedures for verifying magnification and measurement accuracy across each objective lens. Micro Precision uses certified reference standards traceable to NIST for every microscope calibration performed.

Calibrating a microscope involves inspecting the optics and stage mechanism, verifying measurement accuracy against NIST-traceable reference standards across each objective lens, recording as-found and as-left results, making adjustments where needed, and issuing a certificate of calibration. Micro Precision performs this process for toolmaker’s microscopes, measuring microscopes, and optical comparators.

Microscope calibration matters for measurement accuracy because an uncalibrated instrument produces unreliable magnification and dimensional readings that can mask part defects and lead to non-conformance findings during an audit. Verified microscopes give quality managers confidence that measurement results reflect the true dimensions of the part being inspected.

NIST-traceable microscope calibration means the instrument’s measurement results connect to national reference standards maintained by the National Institute of Standards and Technology through an unbroken chain of comparisons. Micro Precision provides NIST traceability on every microscope calibration it performs, documented on the certificate of calibration issued.

ISO/IEC 17025:2017 requires a calibration laboratory to demonstrate technical competence, a documented quality management system, and defined measurement uncertainty practices, all verified through independent accreditation body audits. Micro Precision performs microscope calibration under its ISO/IEC 17025:2017 accreditation, giving quality managers an audit-ready calibration record.

Microscope calibration cost depends on the microscope type, objective configuration, and service level selected. Micro Precision does not publish flat-rate pricing because scope varies by make and model. Contact our team for a calibration quote specific to your microscope inventory.

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