Changchun Long Ze Precision Optics Co., Ltd.
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Long Qi Optical Instrument Co., Ltd.
🇨🇳 China
2005101-200 peopleManufacturerEstablished brand
OEM manufacturer
Product customization
Description
Long Qi Optical Instrument Co., Ltd. is a professional manufacturer of high-precision optical components and parts, based in Changchun, China. Established in 2005 by Mr. Quhongjun, a senior engineer with 30 years of experience in optical quality control and cold machining, the company operates a 2,100 square meter factory. With 116 employees, including middle and senior engineers and optical designers, Long Qi Optical Instrument Co., Ltd. specializes in producing various optical planes, prisms, spherical lenses, parabolic mirrors, and cylindrical lenses. Their capabilities include manufacturing high-pixel camera lenses, such as those used in the Shenzhou VI spacecraft. The company is equipped with over 90 sets of machinery and test equipment, ensuring high-class quality and precision, with surface irregularity for high-precision optical planes achieving 1/20 (lambda) at 150mm diameter.
Lens (LQ/V -0807)$3
Camera Lenses
Spherical Lens and Mirror (LQ/V -0807)
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Changchun Glitter Optics Co., Ltd
🇨🇳 China
201351-100 peopleManufacturer/Trading CompanyOEM manufacturer
ODM manufacturer
Product customization
High-tech enterprise
Key market
Africa
Review
5
Description
Changchun Glitter Optics Co., Ltd. (also known as Changchun Sunday Optics Co., Ltd.) is a high-technology manufacturer and integrated optics company established in 2013 and based in Changchun, China. With branches in Jiangsu and Nanjing, the company operates as a specialized manufacturer and trading entity with a workforce of 51 to 100 employees and an annual processing capacity of 1 million pieces. The company maintains ISO 9001, CE, and RoHS certifications, ensuring high-quality standards across its diverse product lines.
Specializing in high-precision optical components, the company offers an extensive portfolio including spherical, aspherical, cylindrical, and ball lenses, as well as optical prisms, filters, windows, mirrors, and laser diode modules. Their technical capabilities are distinguished by the ability to produce lenses as small as 0.1mm and achieve prism angle tolerances of 2 arc seconds and surface roughness of 0.1 nm. They utilize a wide range of materials, from standard optical glass and fused silica to infrared materials like Silicon, Germanium, ZnSe, and CaF2.
Equipped with advanced manufacturing facilities, including a million-dollar cleanroom and specialized coating machines from Optorun and Hanil, the company provides comprehensive OEM and ODM services. Their production process encompasses cutting, grinding, polishing, coating (including DLC and AR/HR), and gluing. Quality is verified through high-end testing instruments such as ZYGO interferometers and Shimadzu spectrometers. Serving global markets in Aerospace, Medical, Military Defense, and Artificial Intelligence, the company leverages technical support from the Changchun Institute of Optics to deliver complex optical designs and assemblies.
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