
Opto-Line specializes in custom precision optical patterns manufactured to customer specifications using advanced photolithography and thin film coating technologies. From precision reticles, apertures, multi-density resolution masks, neutral density filters, calibration test targets, EMI grids, and contrast test targets to custom photoresist coating solutions, our capabilities support demanding applications across the aerospace, defense, medical, metrology, and […]

Opto-Line is an industry leader in the manufacturing of precision reticles, proudly serving hundreds of world-wide markets from aerospace to research and development. Opto-Line International’s services include multi-density resolution masks, neutral density filters, reticle patterns, precision apertures, calibration test targets, EMI grids, photolithographic services, contrast test targets, and many more. Patterns can be made from various […]

Your Specifications, Your Way. From endoscope apertures to EMI grids, Opto-Line will customize your optical patterns. Opto-Line is an industry leader in the manufacturing of custom precision optical patterns for companies in the Aerospace, Defense, Medical, and Science industries. Learn more about our products and services: Apertures Beam Splitters EMI Grids Lens Patterning Multi-Density Resolution […]

Opto-Line’s blanket photoresist coating services for semiconductor test wafers are processed in a dedicated, class 100 cleanroom. Wafer sizes range from 50mm diameter to 300mm diameter. Coating thicknesses range from 0.5 microns to 10 microns. A photoresist is a light-sensitive material used in several industrial processes, such as photolithography and photoengraving, to form a patterned […]

Opto-Line provides precision control with its Resist Pattern experience and capabilities, proudly utilizing techniques that outshine the competition. We’re here to partner with you to help bring your product to market or deliver your parts to your own customers successfully. Patterning, using photolithography with photoresist coatings, is our staple; it is where our experience and […]

Opto-Line provides blanket photoresist coatings patterned to our customers’ specifications. Coating thickness and uniformity can be certified by 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 in […]

Opto-Line is capable of producing precise photoresist patterns across a wide range of optics. Many of our customers prefer to utilize their own coatings but lack the the ability to delineate the required pattern with the level of precision and expertise our company delivers. Photolithography, also termed optical lithography or UV lithography, is a process […]

We are leaders in the custom reticle industry and 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 and quality. It is your satisfaction that has […]

Opto-Line provides precision control with its Resist Pattern experience and capabilities, utilizing techniques that outshine the competition. We’re here to partner with you to help bring your product to market or deliver your parts to your own customers successfully. Patterning, using photolithography with photoresist coatings, is our staple; it is where our experience and techniques […]

Opto-Line International’s services include multi-density resolution masks, neutral density filters, reticle patterns, precision apertures, calibration test targets, EMI grids, photolithographic services, contrast test targets, and many more. Patterns can be made from various materials such as chrome, low-reflecting black chrome, gold, aluminum, SiO2 and more. We’d love to hear from you. Please tell us more about […]