精密光學  製造商、經銷商、供應商

We consistently and with great passion continue what was founded over 60 years ago in Kilchberg by Mr. Hans Flubacher a pioneer in precision optics. It is our aim to supply our customers with the best quality in precision optics.
Today, with our scale magnifier F+C, we are market leaders in the premium scale magnifier segment. Our customers, worldwide in over 50 countries, value the diverse fields of application of this extremely precise scale magnifier. To make sure this remains the same in the future we are continuously optimising the scale magnifier and expanding our sales network.

Beijing High-precision Technology CO., Ltd is a high-tech enterprise focusing on the development and manufacturing of precision/ultra-precision products. Based on nanometre-scale manufacturing and processing technology, we support the national high-technology strategic blueprint with core technology. We also serve the national high-end manufacturing industry with micron-/nanometer-scale manufacturing system and provide the vertical market with support and systematic solution to improve its core competence.
       Based on Theory, Solve with Collaboration, Breakthrough Technology, and Tested by Customers as our mission, Atoman launched research on the mass production technology on critical functional components and precision/ultra-precision special equipment to meet the mass production need of national and international markets on precision/ultra-precision processing machine tool. These include research on the critical functional components, the critical technology of high-stability drive control and systematic research focusing on the design of the structure, optimization of the manufacturing process, and manufacturing techniques of critical functional components processing units. These researches support the demand for precision/ultra-precision processing equipment market with critical functional components, develop a complete manufacturing chain to meet the need of specific customers, solve the problem of technology gap of precision/ultra-precision products in China and improve the competence and creativity of advanced technology in China.
         Bearing the expectation of generations of technology talents in the filed of nano-manufacturing, precision optics, ultra-precision equipment research and design, Atoman integrate relevant resource from different levels and deepness home and abroad and target on building the most competitive nanometer-scale technology research and processing manufacturing platform with the most integrated technology system in China.

After more than 30 years' rapid growth since the foundation in 1990, CASTECH INC. has become a recognized leading supplier of crystals, optics and laser components in the world. In 2008 CASTECH successfully completed IPO in Shenzhen stock exchange. (Stock Code 002222) Today, at our 450,000 sq ft advanced facility, over 1000 employees are dedicating to satisfy customer needs in terms of performance and cost effectiveness.
Crystals for Laser and Telecom Application:
With more than thirty years' untiring effort, CASTECH has developed flux, Czochralski, water solution and Bridgman-Stockbarger crystal growing technology, now is a worldwide leading supplier with largest mass production lines in the world for LBO, BBO, Nd:YVO4 and KTP. In addition, we also provide CLBO, BiBO, KDP, KD*P, Yb:CALGO, Yb:KGW, Ti: Sapphire, TGG, TSAG, α-BBO and other crystals for laser and telecom industries.

Zhejiang Crystal Optoelectronic Technology Co., Ltd. (COT) was founded on August 2, 2002 and listed on the Shenzhen Stock Exchange on September 19, 2008 (stock code 002273). In 2022, total revenue reached 43.76 billion yuan, with year-on-year growth of 14.86%, and the net profit climbed up to 5.95 billion yuan.
Over the past twenty years, COT has been a global optical expert in the field of information transaction, providing one-stop professional services from core components up to modules and solutions. At present, the company is involved in R&D and manufacturing process in five major industrial sectors, and its products include Optic Components, Thin-film Optics, Semiconductor Optics, Automotive Electronics & AR+, Reflective Materials, etc. The company has more than ten wholly-owned and controlling subsidiaries, and participates in multiple enterprises such as Japan Guangchi Co., Ltd., Ningbo Jishi Investment, Wuhan Wuyi Yuntong, Jingbang Optics, and Zhaoge Digital.
Our products span from Consumer Electronics, to Automotive Electronics and Metaverse. For Consumer Electronics, products such as Infra-Red Cut Filter (IRCF), Camera Cover Glass (CG), Narrow Band Pass Filter (NBPF) help COT to rank among the world's top producers and sellers. Our core competitiveness lies in its leading global technology integration ability to combine "Thin Film Design, Micro Nano Optic Techonology, Optic Cold Forming, and large-scale Automation" together. For Automotive Electronics, Head Up Display (HUD), Car Cams, and LiDAR window glasses have all been applied to the products and services of globally renowned vehicle manufacturers. For Metaverse, AI and display technology have developed rapidly in past few years, and COT has laid out a full technology path in the AR field to help incubate technology giants in mass production. In addition, the reflective materials produced by Zhejiang Yeshili, a wholly-owned subsidiary of Crystal Optech, have maintained a leading technological position in China for many years.
Looking into the future, with diversified application of Optics across different fields, the global optical industry has ushered in a golden opportunity. Crystal Optech will adhere to the guiding principle of "globalization, technology-oriented, and open cooperation", uphold the business philosophy of "be noble in life, be excellent in work", shoulder the mission of "innovation makes optics stronger, optics makes the world a better", and strive to "become an outstanding one-stop optical expert in the world"!