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Highlighted Companies

Sapphire Step Window - China

price: contact company for price

Sapphire Step window have a wide transmission band and have good light transmission from UV to IR (0.15-5.5um) with low bubble and inclusion content, so it’s widely used in components, infrared devices, high intensity laser lens material and dome materials, it has high sound speed, high temperature resistance, corrosion resistance, high hardness, high light transmission, high melting point(2045℃) and other characteristic, it’s a very hard to material to processing.

Sapphire windows can resistance of higher temperatures, high pressure, strong vacuum or corrosive environments, because of these features sapphire windows can withstand harsh environmental conditions and provide good performance and reliability, therefore it can be used to make optical components, night vision cameras and other instruments, it can be seen that it has many advantages

Substrate Sapphire Single Crystal

Size 5-420mm

Thickness 0.1-20mm as request

Dimension Tolerance +/-0.01~+/-0.1mm

Shape circular, rectangular, wedged, pin, window with hole, irregular shape, customized

chipping <0.1mm

Bevel <0.2*45degree


Company Contact:


  • Phone: +86 151 0446 6986

  • Address: Yatai Shanyuhu, Room 506, H17, Jingyue District, Changchun , Jilin , China

  • Email: Email


Published date: November 25, 2024

  • Business Description: CCRQ Optics Co.

    Ltd. is located in Changchun City, Jilin Province, the optical base of China.

    The company has specialized production equipment and experienced technical team.

    Company is mainly engaged in optical components, such as Optical lens, spherical lens and Aspheric lens, Optical Windows, optical prisms, optical mirrors, Coating including Anti-reflective coating, reflective coating,Metal Coating, Beamsplitter coating,waterproof coating etc.

    Wavelength range from Ultra-Violet, Visible light, Near infrared and Infrared.



    The optical lens is mainly applied in mechanical instrumentation, optical instrument, medical hairdressing apparatus, teaching and scientific research instrument, semiconductor, laser technology, military and aerospace high-tech areas, etc; products are mainly exported to Southeast Asia, North America, Europe, Russia, Japan, Korea and other developed countries and regions.

    We have won a high reputation from the customers both home and abroad.

    Company adhere to the "quality, efficiency and service" for business purposes, has made widely recognized by domestic and foreign customers.

    Looking ahead, we will continue to innovate, willing to work with customers to grow, and win-win cooperation, the brilliant future of China's optical field and make unremitting efforts.

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