Minsheng Securities·2025-03-04 11:58Investment Rating - The report maintains a "Recommended" rating for key companies in the AR industry, including Tianyue Advanced, Goer, Lante Optics, and Crystal Optoelectronics [4][5]. Core Insights - The report highlights the significance of Silicon Carbide (SiC) in the development of AR glasses, emphasizing its advantages such as improved display quality, reduced weight, and enhanced heat dissipation [1][2][3]. - The collaboration among companies like Longqi, XREAL, Kunyou Optoelectronics, and Jing Sheng Machinery in the AR glasses sector is noted, indicating a strategic move towards innovation and market expansion [1]. - The report discusses the ongoing advancements in SiC technology, including the reduction of material and processing costs, which are crucial for the mass production of AR glasses [2][3]. Summary by Sections Industry Developments - SiC-based SRG waveguides are identified as a revolutionary innovation, offering high refractive index (2.6-2.7), wide field of view (FOV), and full-color integration, significantly enhancing the immersive experience of AR glasses [1]. - The report mentions that traditional high-refractive index glass provides a maximum full-color FOV of less than 40°, while SiC allows for over 80° [1]. - The report also notes that SiC waveguides can effectively mitigate environmental light diffraction, reducing visual artifacts like "rainbow patterns" [1]. Cost and Production Efficiency - The report indicates that the current challenge in adopting SiC for AR waveguides lies in the material and processing costs, but advancements in production lines for 8-inch SiC substrates are expected to lower costs further [2]. - It is mentioned that a 6-inch wafer can produce 2 pairs of glasses, an 8-inch wafer can yield 3-4 pairs, and a 12-inch wafer can produce 8-12 pairs [2]. Key Companies and Investment Suggestions - The report suggests focusing on companies involved in the assembly and production of SiC materials, including Goer, Tianyue Advanced, and Lante Optics, as well as Crystal Optoelectronics [3].