Our blanket photoresist coating services for semiconductor test wafers are processed in a dedicated, class 100 cleanroom. To learn more about Opto-Line’s Photoresist Coating services, please call us today at 978-658-7255.

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 uniformity can be certified at the customers request.

Learn more about our Photoresist Coating services

Opto-Line is dedicated to the highest quality custom optical patterns and 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.

We’d love to hear from you. Please tell us more about your custom optical pattern needs.

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