Photonics Precision Machining Services in Massachusetts

Massachusetts' photonics and optics industry demands components machined to tolerances measured in ten-thousandths of an inch. Criterion Precision Machining delivers Swiss turning, CNC turning, and 5-axis milling for lens housings, optical mounts, and system components—backed by ISO 9001 certification and a 70-year legacy of zero-compromise precision for the region's leading photonics manufacturers.

Precision CNC machined photonics component being inspected under magnification in a cleanroom-style machine shop

Our Photonics Precision Machining Services

From lens housings to optical mounts, we deliver the full spectrum of precision machining capabilities for photonics applications.

CNC Milling

Precision 3-, 4-, and 5-axis CNC milling for complex optical system components and mounts, delivering tight tolerances and consistent repeatability critical to photonics assemblies.

CNC Turning

High-precision CNC turning for cylindrical photonics components such as lens barrels and housings, achieving tolerances down to ±.0002" with smooth, optically compatible surface finishes.

Swiss Turning

Specialized Swiss turning for small-diameter, high-complexity photonics parts including micro-optical mounts and precision ferrules, with diameters as small as .010" and multi-axis capability.

Photonics Prototyping

Production-intent prototyping for optical system components, lens housings, and mounts—built on the same machines as final production runs to validate fit, function, and manufacturability.

Quality Inspection

Certified quality assurance with CMM measurement, OASIS optical inspection, and Keyence multi-dimension systems ensuring every photonics component meets your most demanding specifications.

Optical Component Finishing

In-house secondary operations and precision surface finishing for photonics parts, ensuring dimensional integrity and surface quality required for sensitive optical assemblies.

No-Failure Precision

Machining Photonics Components to Uncompromising Precision Standards

Massachusetts is home to a dense cluster of photonics innovators, and their components leave no room for error. Criterion Precision Machining produces lens housings, optical mounts, and system components to tolerances as tight as ±.0002", using Swiss turning, multi-axis CNC milling, and advanced CMM inspection. Backed by ISO 9001 and ISO 13485 certifications and over 70 years of machining heritage, we are the precision partner your optical programs demand.

Precision machined optical lens mount and housing components arranged on an inspection surface in a machine shop
The Criterion Difference

Why Choose Criterion Precision Machining?

We bring unmatched technical depth and certified quality systems to every photonics machining challenge.

Extreme Tolerances

We hold tolerances down to ±.0002", meeting the exacting demands of Massachusetts photonics and optics manufacturers.

ISO Certified Quality

ISO 9001 and ISO 13485 certifications, plus FDA and ITAR registration, ensure compliance for regulated photonics programs.

70+ Years of Heritage

Founded in 1953, Criterion has machined critical components across three generations—precision is in our DNA.

Advanced Inspection Systems

Our OASIS optical system and Global Advantage CMM provide multi-dimensional verification for every photonics part we ship.

Meet the Criterion Team

Dedicated precision machining experts committed to zero-defect photonics components.

Professional headshot of Tanya DiSalvo, President

Tanya DiSalvo

President

As third-generation owner and President of Criterion Precision Machining, Tanya DiSalvo leads our commitment to delivering mission-critical components for Texas railroad infrastructure. Under her leadership, Criterion has evolved into a woman-owned precision machining company specializing in the 'No Failure' sectors, including railroad safety systems. Tanya's vision has guided the company's investment in advanced CNC technology and ISO certification programs, ensuring our Texas railroad clients receive components that meet the most stringent safety and performance standards. Her dedication to quality excellence and operational efficiency has positioned Criterion as a trusted partner for railroad manufacturers requiring precision components that perform reliably across Texas's diverse operating environments, from Gulf Coast humidity to West Texas desert conditions.

Professional headshot of Kelly Marflak, Quality Manager

Kelly Marflak

Quality Manager

Kelly Marflak serves as Quality Manager at Criterion Precision Machining, overseeing our comprehensive quality assurance programs critical to railroad component manufacturing. With deep expertise in precision inspection protocols, Kelly manages our certified Quality Assurance program that includes multiple points of precision inspection built into manufacturing processes. She oversees the operation of our Global Advantage CMM with PC-DMIS software, OASIS Optical Automatic Smart Inspection System, and Keyence measuring systems capable of measuring up to 99 dimensions simultaneously. Kelly's meticulous attention to detail ensures every railroad component meets the exacting tolerances and safety standards required for Texas railroad applications. Her leadership in quality control processes has been instrumental in maintaining our ISO 13485 and ISO 9001 certifications, providing railroad manufacturers with the documentation and compliance verification essential for safety-critical components operating across Texas's extensive rail network.

Professional headshot of Mike Pinchot, Estimator/Project Manager

Mike Pinchot

Estimator/Project Manager

Mike Pinchot brings extensive project management expertise to Criterion's railroad machining operations as Estimator and Project Manager. With deep understanding of precision manufacturing requirements, Mike works closely with Texas railroad clients to develop accurate project estimates and manage complex machining programs from concept through delivery. His technical expertise enables him to assess challenging railroad component specifications and coordinate multi-axis machining operations, Swiss turning processes, and quality inspection requirements. Mike's project management approach ensures railroad components are delivered on time and within budget while meeting the stringent quality standards required for safety-critical applications. His collaborative work with engineering teams and manufacturing personnel has streamlined processes for producing complex railroad parts, from prototype development through full production runs, ensuring Texas railroad infrastructure receives components manufactured to the highest precision standards.

Professional headshot of David Glass, Chief Financial Officer

David Glass

Chief Financial Officer

David Glass serves as Chief Financial Officer at Criterion Precision Machining, bringing strategic financial leadership to support our continued growth and investment in advanced manufacturing capabilities. With his comprehensive understanding of manufacturing economics and operational efficiency, David ensures that our precision machining operations remain competitive while maintaining the highest quality standards. His financial expertise enables Criterion to make strategic investments in cutting-edge CNC equipment, quality systems, and workforce development that directly benefit our clients in mission-critical industries. David's analytical approach to business management helps optimize our manufacturing processes and resource allocation, ensuring we can deliver exceptional value to customers while maintaining the financial stability necessary for long-term partnerships. His commitment to operational excellence supports our ability to serve the demanding requirements of medical device, aerospace, defense, and photonics manufacturers who rely on our precision machining capabilities.

Kellyanne Gottschalk, Internal Systems Manager at Criterion Precision Machining

Kellyanne Gottschalk

Internal Systems Manager

Kellyanne Gottschalk serves as Internal Systems Manager at Criterion Precision Machining, responsible for managing and optimizing the company's operational and business systems, including the ProShop ERP platform. Her role is critical in ensuring seamless workflow from order intake to final delivery, enabling real-time visibility into production scheduling, quality documentation, and compliance tracking. Kellyanne's expertise in systems management supports Criterion's ability to scale efficiently while maintaining the rigorous documentation and traceability standards required by regulated industries such as medical devices and aerospace. Her work underpins the company's operational excellence and helps ensure every project is delivered on time and in full compliance.

Nilda Feliciano, Customer Service representative at Criterion Precision Machining

Nilda Feliciano

Customer Service

Nilda Feliciano is the Customer Service representative at Criterion Precision Machining, serving as a dedicated point of contact for clients throughout the entire order lifecycle. From initial inquiries to order updates and delivery coordination, Nilda ensures that every client receives responsive, clear, and professional communication. Her commitment to customer satisfaction reflects Criterion's values of reliability and partnership, particularly important for clients in time-sensitive industries like aerospace, defense, and medical devices. Nilda's friendly and knowledgeable approach helps build lasting relationships with customers, ensuring they feel supported and informed at every stage of their project with Criterion.

Bonnie Paletta, Office Administrator at Criterion Precision Machining

Bonnie Paletta

Office Administrator

Bonnie Paletta serves as Office Administrator at Criterion Precision Machining, keeping the day-to-day operations of the business running smoothly. Her organizational skills and attention to detail ensure that administrative processes, documentation, and internal coordination are handled efficiently, freeing up the production and quality teams to focus on delivering precision components. Bonnie is a vital part of the Criterion team, contributing to the company's culture of professionalism and reliability. Her support role touches every department, helping to maintain the high standards of communication and organization that Criterion's clients in medical device, aerospace, and defense industries depend on.

Frequently Asked Questions

What types of photonics components does Criterion Precision Machining produce?

Criterion produces a wide range of photonics and optical components including lens housings, lens mounts, optical system components, ferrules, and precision barrels. We machine parts to tolerances as tight as ±.0002" using CNC milling, CNC turning, and Swiss turning.

What tolerances can you hold for photonics machining?

What materials do you work with for photonics components?

Do you offer prototyping services for photonics programs?

What certifications does Criterion hold that are relevant to photonics clients?

What inspection capabilities do you have for photonics components?

Do you serve photonics customers located in Massachusetts?

How long has Criterion been machining photonics components?

Still Have Questions About Our Photonics Machining?

Speak directly with our team for a free consultation and project assessment.

Certified & Trusted

Awards and Recognition

ISO 9001 certification badge for Criterion Precision Machining

ISO 9001 Certified

Internationally recognized quality management system certification.

ISO 13485 certification badge for Criterion Precision Machining

ISO 13485 Certified

Medical device quality management certification ensuring regulatory compliance.

WBENC Women's Business Enterprise certification badge for Criterion Precision Machining

WBENC Certified

Women's Business Enterprise National Council certified woman-owned business.

Get a Free Quote for Your Photonics Machining Project

Share your component drawings and specifications with our team. We'll review your requirements and provide a detailed, no-obligation quote tailored to your photonics program.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 216-267-1733. You can also send us a quick email at office@criteriontool.com.