
Ideal for a number of optical systems, Opto-Line’s Polka-Dot Beamsplitters offer a distinct advantage over standard dielectric beamsplitters as they have a constant reflection/transmission ratio over a large spectral range. We invite you to learn more on our website or call us at 978.658.7255.

We have refined our processes over the years to provide patterns on curved substrates (lenses). Concave and Convex substrate patterning requires special, proprietary techniques combined with meticulous care and experience.

As a premier custom reticle company, Opto-Line International can manufacture a multitude of custom patterns on optical substrates to meet the needs of our clients. To learn more, visit us online at opto-line.com. We are not your standard, stock reticle company. Opto-Line is synonymous with customization. We are proud to deliver some of the most […]

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. It is our mission to provide you with the best […]

Opto-Line Offers a Variety of Options for your Photoresist Coating Needs Photolithography, also termed optical lithography or UV lithography, is a process used in microfabrication to pattern parts of a thin film or the bulk of a substrate. Opto-Line offers the highest quality Blanket Photoresistor Coatings. By using a semi-automated photoresist coating system in a […]

Opto-Line uses a proprietary method of fabricating the distal aperture for endoscopes and laparoscopes. The centricity and accuracy are of utmost criticality to our customers and we exceed these requirements. High Quality Apertures for Medical Endoscopes The smallest aperture size we’re able to resolve is about 2um. Typical substrates inclue N-BK7, B270, D263, fused silica, […]

Learn more about our Precision Lens Patterning Capabilities We are recognized industry leaders in the manufacturing of precision reticles. For over 50 years, Opto-Line has developed a reputation for excellence, providing our customers in the medical, aerospace, industrial, science, and defense industries with the highest quality custom precision optical patterns and thin film coatings available. […]

From EMI grids and range finder reticles to custom patterned optics, Opto-Line assists the Military and Defense industries by providing solutions for our clients’ custom patterned optical needs. Opto-Line is proud to manufacture custom precision patterned optics, range finder reticles, and EMI grids for the development of scopes, laser range finders, target designator systems and […]

Opto-Line’s ability to develop innovative solutions for the most difficult projects is what makes us the premier vendor to call upon for your research and development needs. Specializing in custom precision optical patterns for all areas of research and development, Opto-Line helps clients reach their R&D goals. Our custom patterns are often vital components in […]

From endoscope apertures to EMI grids, Opto-Line will customize your optical patterns with superior service and quality. We are your dedicated team for all of your custom optical patterning and coating needs. Ready for a quote or have questions? Please be in touch! Your Specifications, Your Way. Opto-Line International is an industry leader in the […]