Registers refreshed 2026-11-08.See refresh dates
United States

Zygo Corporation, A unit of Ametek

21 Laurel Brook Rd, 06455, Middlefield, CT, United States

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A2LA 5312.01ISO/IEC 17025Register refreshed 2026-11-06

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Scope lines
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A2LA certificate
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A2LA accredited scope

What this lab is accredited for

We could not match the method references in this lab’s scope to published test standard numbers. The full scope as published is below.

Only this lab. Searches the method, matrix and range of each of the 2 scope lines.

A2LA certificate 5312.01 · 2 lines

LineMethodMatrixRange
1ASME B46.1.2009; ASME B89.7.5-2006; SPIE 10329-44; IWI-0119-to 145 µm
2

Extracted from the scope document; tables may not line up. View scope for the original.

For the calibrations to which this accreditation applies, please refer to the laboratory’s Calibration Scope of Accreditation. Accredited Laboratory A2LA has accredited ZYGO CORPORATION, A UNIT OF AMETEK, INC. Middlefield, CT for technical competence in the field of Calibration This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories. This laboratory also meets R205 – Specific Requirements: Calibration Laboratory Accreditation Program. This accreditation demonstrates technical competence for a defined scope and the operation of a laboratory quality management system (refer to joint ISO-ILAC-IAF Communiqué dated April 2017). Presented this 19th of August 2025. _______________________ Mr. Trace McInturff, Vice President, Accreditation Services For the Accreditation Council Certificate Number 5312.01 Valid to September 30, 2027

Ranges are reproduced from the accredited scope document as published, and only where we found that range printed in the document for the line. Otherwise the cell reads “See scope document”. An absent range means the register did not state one. Line numbers are ours, for cross-reference; they follow the order of the scope document.

Location

21 Laurel Brook Rd, Middlefield, CT, 06455, US

41.51652, -72.71208

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Accreditation data refreshed from the A2LA register on .

This page mirrors a public register. For a purchasing, audit or regulatory decision, confirm against the A2LA entry linked above.