For more than 30 years, Opto-Line has specialized in manufacturing precision apertures for medical endoscopes and laparoscopes.
Utilizing proprietary low-reflecting black chrome, our apertures have become the benchmark for endoscope manufacturers, offering exceptional durability, optical performance, edge acuity, and accuracy. From aperture sizes as small as 2μm to custom AR coatings and optical densities tailored to customer specifications, Opto-Line provides precision-engineered endoscopy aperture solutions designed to meet the exacting requirements of today’s medical procedures and imaging.

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.





