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BK7 & K9 Optical Glass With Professional AR Coating Service

Apr 24,2026
BK7 and K9 optical glass are the most widely used optical base materials in the global optical industry, renowned for their excellent light transmittance, stable physical and chemical properties, and outstanding processing adaptability. At Felix Glass, we specialize in providing standardized and customized BK7 & K9 glass sheets, plano lenses, shaped blanks, and precision-machined components, supported by mature processing technology and strict quality control systems.

Our factory offers professional anti-reflective (AR) coating treatment on optical glass surfaces, which effectively reduces unwanted light reflection, significantly improves light transmission rate, and optimizes optical imaging effects for various applications. From strict raw material screening, precision cutting, CNC machining, to surface polishing and final coating, every step of our production flow is carried out under rigorous standards to ensure that each glass part meets industrial optical application specifications.

We support custom production of BK7 & K9 optical glass in various sizes, thicknesses, and shapes, tailored to your specific design requirements. With stable batch quality, reasonable pricing, and reliable lead times, our optical glass products have been long-term exported to optical instrument manufacturers, industrial equipment producers, and research institutions worldwide.

In addition to BK7 and K9 glass, we also provide a full range of optical processing services, including surface grinding, polishing, coating, and optical component assembly, to help customers reduce procurement costs and shorten the production cycle. Whether you need a small batch of prototypes or large-scale mass production, our professional engineering team can provide you with one-stop solutions, from drawing review to final product delivery.

With years of experience in the optical glass industry, we understand the importance of quality and consistency for optical applications. All our BK7 and K9 optical glass products are tested for optical performance, surface quality, and dimensional accuracy before shipment, ensuring they meet the strictest industry standards. Choose Felix Glass as your reliable partner for high-quality BK7 & K9 optical glass with professional AR coating services, and let us support your projects with our expertise and dedication.
Learn more from our FAQ
What is your MOQ for custom optical glass and display glass parts?

Felix Glass offers highly flexible MOQ to support client projects, including prototype testing, small batch trial orders and large-volume mass production. All products can be fully customized according to your drawings, tolerances and application standards. Send us your specs to get an accurate price quote within 24 hours.

Can I get free glass samples for testing before bulk order?

Yes, our FELIX GLASS factory supports sample testing for a wide range of precision optical glass components and assemblies. The lead time for sample production is 3 to 7 working days. Please contact us today to arrange samples and obtain a customized solution that meets your needs.

What is the production lead time for custom optical glass components?

What is the production lead time for custom optical glass components?
Answer: The lead time for standard samples is 3–7 business days, while mass production takes 15–25 business days, depending on product complexity and order volume. We provide reliable, rapid delivery for orders serving the industrial, medical, automotive, and aerospace sectors. Please submit your project details to receive an accurate delivery schedule.

Are your optical glass products ISO, CE and RoHS certified?

All FELIX GLASS precision optical glass components comply with ISO quality system standards, as well as CE and RoHS requirements. We provide comprehensive test reports, material certificates, and inspection documentation for customer review. Please feel free to request full certification details and a formal quotation today.

Do you offer one-stop custom optical glass processing services?

Yes. We provide a full range of in-house processing services, including CNC machining, precision grinding, optical polishing, vacuum coating (AR, AF, AG, IR), tempering, and screen printing. Every step—from raw material to finished product—is carried out within our own facility. Please let us know your requirements, and we will provide you with the most cost-effective solution.

CONTACT US NOW FOR A QUOTE
Send an inquiry now—we will respond promptly within 1–24 hours and provide our best formal quote within 1–2 days! Let’s start a mutually beneficial partnership today...
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A specialist in precision optical glass with 19 years of experience, providing comprehensive, satisfying custom solutions.


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