
Typically utilizing our proprietary low-reflecting black chrome, our apertures have become the benchmark for endoscope manufacturers. Our black chrome is very durable, low-reflecting in visible with Rave <5% , OD > 4.0. Excellent edge acuity and accuracy (± 1μm). We can also deposit other required materials such as high reflective protected aluminum, gold, etc.

Opto-Line is an industry leader in the manufacturing of apertures for custom applications. Opto-Line International can delineate the aperture using our proprietary black chrome coating minimizing internal and external reflectivity and yielding an extremely durable surface. Other specified materials can be deposited per your requirements. Our in-house processing of the final parts ensures the highest […]

Opto-Line crafts the highest quality reticles, ellipses, metrology targets, and many other custom patterns which serve dozens of Universities, Visual Science Centers, Eye Institutes, Ophthalmology Schools, and others. We’d love to hear from you. Please tell us more about your custom optical pattern needs.

Precision Optical Patterns for the Medical Industry For the Endoscopy industry, Opto-Line provides the highest quality apertures for medical endoscopes and laparoscopes. In the area of Optometry & Opthamology, we craft reticles, ellipses, metrology targets, and many other custom patterns which serve dozens of Universities, Visual Science Centers, Eye Institutes, Ophthalmology Schools, etc. With more […]

With more than 30 years experience in the industry, Opto-Line takes great pride in ensuring that centricity and accuracy are of utmost criticality to our customers. Typically utilizing our proprietary low-reflecting black chrome, our apertures have become the benchmark for endoscope manufacturers. Our black chrome is very durable, low-reflecting in visible with Rave <5% , […]

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, and sapphire, but we can use other specified material as well. Typical aperture coating utilizes our proprietary black chrome: Very durable, low reflecting in visible with Rave <5% , OD […]

We are not your standard, stock reticle company. Opto-Line is synonymous with customization. We are proud to deliver some of the most difficult custom optical pattern designs that that require a very high degree of precision, experience and ingenuity. Within our limitations of about 1μm, we can produce any pattern you may need with the […]

Opto-Line provides the highest quality apertures for medical endoscopes. Typically utilizing our proprietary low-reflecting black chrome, our apertures have become the benchmark for endoscope manufacturers. To learn more about our expertise in the areas of Endoscopy and Optometry/Ophthalmology, reach out to us today.

Opto-Line has been developing optical patterns for the medical device industry for more than 20 years. We provide the highest quality apertures for medical endoscopes. Typically utilizing our proprietary low-reflecting black chrome, our apertures have become the benchmark for endoscope manufacturers. Click below to learn more about how we can meet your medical optical pattern […]