Changchun Sunday Optics Co., Ltd is a renowned manufacturer and supplier of high-quality optical components, located in the heart of Changchun, China. With a commitment to precision and excellence, we specialize in producing a wide range of optical products that cater to various industries and applications. Our state-of-the-art facilities and skilled workforce ensure that each product meets the highest standards of quality and performance.

Our optical components are crafted from a variety of premium materials, including BK7, UV Fused Silica, Sapphire, ZnSe, CaF2, Si, and Ge, among others. We offer an extensive range of sizes from 3mm to 380mm, with size tolerances as precise as +/-0.02mm or customized according to client specifications. Each component is designed to provide a clear aperture of over 90%, ensuring maximum efficiency and clarity in optical applications.

At Changchun Sunday Optics, we prioritize precision in every aspect of our manufacturing process. Our products boast superior surface quality, with scratch/dig specifications ranging from 60-40 to 10/5, and exceptional flatness of 1/10 lambda at 632.80nm. The components are meticulously chamfered at 0.25mm x 45° and adhere to stringent angle tolerances, ensuring optimal performance in demanding environments.

We offer a variety of coating options, including AR, HR, Aluminum, and Silver, or custom coatings tailored to specific customer requirements. Our dedication to customization and quality assurance makes us a trusted partner for clients seeking reliable optical solutions. For inquiries and further information, please contact us at sales@sunday-optics.com or via phone at 86-15104452660. Our team is ready to assist you with your optical needs.