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[China has made a series of breakthroughs in the field of optical measurement for traffic safety] September 20th. Recently, China has made a series of key breakthroughs in the field of optical parameter measurement technology for traffic safety. Relying on the State Administration for Market Regulation Key Laboratory (Measurement Optics and Applications) established by the Shaanxi Institute of Metrology, and based on the strategic layout of "Transportation Power" and "Safe China", we aim at the long-standing "unmeasured, incomplete, and unmeasured" problems in parameters such as visibility, retroreflection, and glare. We have carried out systematic research on measurement bottlenecks such as "precision" and broken through the core technical obstacles in the value traceability system. We have successfully developed a series of key optical parameter calibration devices, initially built an optical measurement and metrology technology system for traffic safety, and better protected the "visual lifeline" of traffic safety. At present, the series of results have been applied in civil aviation, road transportation, public safety and other fields. Among them, visibility and glare research results serve civil aviation operation guarantees, tunnel lighting optimization and urban light pollution control, laying a solid data foundation for transportation facility operation and maintenance management and decision-making and scheduling; retroreflection measurement technology provides key quantitative support for police and transportation equipment quality supervision and inspection, ensuring the effective implementation of relevant quality standards.
#Optics09-20 11:37
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[Guangzhi Technology: 6-inch indium phosphide substrate has received orders from global top customers, and the germanium purification business layout has been advanced] On September 16th, Guangzhi Technology (300489.SZ) released an investor relations activity record announcement. The company has taken over all the indium phosphide substrate assets of Pioneer Technology Group through a capital increase and held Xiangrui Technology. It has completed three generations of crystal iterations from 2 inches to 6 inches, and is one of the first domestic manufacturers to launch 6-inch indium phosphide substrates. At present, the products have been delivered in batches to domestic and foreign optical communication chip and device manufacturers, and the 6-inch indium phosphide substrate has received an order from a global leading customer. Currently, domestic customer demand is in the transition stage from 2 or 3 inches to 4 inches, and overseas customers are in the transition stage from 4 inches to 6 inches. Relying on the group's 8N-grade high-purity indium mass production capabilities and 6.5N-grade and above high-purity electronic-grade red phosphorus preparation capabilities, core equipment is self-developed and self-produced, and production expansion is not restricted by material bottlenecks. In terms of the germanium industry chain, Inner Mongolia Guangzhi Mining Technology Co., Ltd., a wholly-owned subsidiary, was established in August and plans to purchase lignite powder from the group to carry out germanium purification business. Purified metallic germanium is mainly used for electronic material grade germanium dioxide, optical fiber grade germanium tetrachloride, space photovoltaic grade zone melted germanium ingots, etc. Xilingol League has proven reserves of germanium-containing lignite of 113 million tons and germanium metal reserves of 3,458 tons. The group has invested in a local optical materials industrialization project with a total investment of 5.3 billion yuan. After completion, the annual lignite preprocessing capacity will be 900,000 tons, and the annual germanium ingot production capacity will be 80 tons. This business has not yet contributed to the company's revenue and profits.
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[Two Departments: Consolidating the Development Foundation of the Photonics Industry] On September 15th, the Ministry of Industry and Information Technology and the National Development and Reform Commission issued the "15th Five-Year Plan for the Development of Electronic Information Manufacturing Industry", which mentioned that the development foundation of the photonics industry should be consolidated. Promote breakthroughs in the core technologies of the photonics industry, support the R&D and iteration of simulation design software such as photonic design automation and optoelectronic collaborative design automation, build common process platforms such as micro-nano processing and manufacturing, and optoelectronic fusion integration, lay out research and development innovations in photonic functional materials and process materials, strengthen the supply of light generation, light processing, light sensing, integrated optical chips and micro-nano optical components, and carry out the R&D and industrialization of optical transceiver modules and engines, optical processing modules, laser radars and gyroscopes, and supporting electronic chip devices. Lay out pilot verification platforms around key areas and common needs in the photonics industry, promote achievement verification, process optimization, equipment selection, and technology integration, and accelerate new product development and industrial applications. Promote the penetration of photonic technology into key areas such as artificial intelligence, new communications, ubiquitous terminals, industrial manufacturing, medical health, high-end manufacturing, and urban security.