Photoresist Coatings

Since 1967, Opto-Line International has built a reputation for excellence, providing companies in the medical, optometry, aerospace, industrial, science and defense sectors with the very best custom precision optical patterns and thin film coatings available.    

From EMI Grids and Resolution Test Targets 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 your precision optical patterns needs and discussing how our custom services and solutions can help.   […]

Using a semi-automated photoresist coating system in a class 100 clean room, Opto-Line is able to provide its clients with an extremely quick lead time and high-quality coating. Opto-Line can typically accommodate any photoresist thickness required Edge Bead Removal Post coating bake Up to Ø300mm size capacity  

Reticles are a common type of pattern we handle, but they are just the beginning. Beam Splitters, slit apertures, 1951 resolution test targets, and everything in between can be made to our customers’ specifications. We’d love to hear from you. Please tell us more about your custom optical pattern needs.  

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 coating on a surface. Blanket photoresist coatings may also be patterned per customer specifications. Coating thickness and […]

Opto-Line International has been creating custom precision patterns on optics since 1967 We are not your standard, stock reticle company. Instead, Opto-Line manufactures your unique, custom patterns on optical substrates per your requirements. From reticles and apertures to multi-density resolution masks and almost any pattern imaginable, our photolithography and thin film coatings practices are optimized […]

Whether it be silicon wafers that need custom resist patterns, a 7” plate, or a Ø10mm concave optic, Opto-Line’s ability to provide photoresist patterns on a multitude of optics is just one factor that makes us stand out. We have many customers that want to utilize their own coatings but do not have the ability […]

For over 50 years, the Opto-Line name has been synonymous with service. 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 all these years.  

Combined with our specialized photolithography, Opto-Line utilizes thin film coatings to make your custom patterns. Some examples of our custom patterning capabilities include reticles, resolution test targets, EMI grids, apertures, linear scales, and neutral density step tablets. Opto-Line can typically tackle any custom pattern imaginable.

Utilizing a semi-automated coating system allows us to provide our clients with an extremely quick lead time and a high quality coating. Please contact us so we can learn more about your custom optical pattern needs.