
Our custom precision optical patterns are used in thousands of products and systems throughout the world. Just a few applications for our patterning solutions include satellite navigation systems, endoscopes, optometry, modulated contrast microscope objectives, electro-optical devices, optical system calibration, photolithographic systems, surveillance systems, and microscopy.

Opto-Line provides blanket photoresist coatings patterned to customer specifications. Coating thickness and uniformity can be certified at the customers request. To learn more about how we can assist with your photoresist project, we invite you to reach out to us at (978) 658-7255. Photolithography, also termed optical lithography or UV lithography, is a process used […]

At Opto-Line, it is our mission to provide you with the best service and quality and it has been your satisfaction that has kept us in business for over 50 years. We have built a reputation for excellence, providing companies in the medical, optometry, aerospace, industrial, science and defense sectors with the very best custom […]

Opto-Line specializes in custom patterning services on a wide array of optical substrates with our precision patterns made via thin film coatings. We offer the highest quality custom services and solutions for your precision optical pattern needs. Call us today at (978) 658-7255 to learn more. Reticles are a common type of pattern we handle, […]

From Resolution Test Targets and EMI Grids to Beam Splitters, Multi-Density Resolution Masks and other Custom Pattern projects, Opto-Line can manufacture your unique, custom patterns on optical substrates per your requirements. We look forward to learning more about your precision optical pattern needs and discussing how our custom services and solutions can help.

Meeting all MIL standards, Opto-Line produces the finest optical patterns to meet our clients’ custom or standard Test Target needs It is still widely accepted to test the resolution of optical imaging systems such as microscopes, cameras and image scanners. For the 1951 USAF, the common format consists of six “groups” in three layers of […]

Our multi-density resolution masks can be fabricated by either half tone or continuous methods as described below. Half Tone: By using very small dots and changing the amount of the dots, we can create varying densities that typically fulfill our customers’ needs. Continuous: Discrete, individual depositions of Inconel are used to create each density. In […]

We’d love to hear from you. Please tell us more about your custom optical pattern needs. Opto-Line International, Inc. is a customer oriented small business that strives to provide outstanding quality and service. From a small order of one part to high volume needs, Opto-Line treats every job as critical and dedicates its resources, knowledge […]

We invite you to learn more about Opto-Line International. As leaders in the custom reticle industry, we are proud to create the highest quality custom precision patterns on optics. Precision Patterns • Thin Film Coatings • Quality The Opto-Line name is synonymous with Service. It is our mission to provide you with the best service […]

Opto-Line International has a long history of partnering with companies across an array of industries providing optimum solutions in the area of Research and Development. Often times our custom patterns are vital in the R&D phase of a product. Opto-Line’s ability to think out of the box and tackle the most difficult projects is what […]