Core Viewpoint - The launch of Viltrox's AF 90mm F3.5 DL lens marks a significant milestone in the self-sufficiency of China's imaging industry, showcasing the strong potential of collaboration between domestic drone platforms and optical lens manufacturers [1][4]. Group 1: Product Development - Viltrox has successfully developed the AF 90mm F3.5 DL lens, which is the first native lens compatible with DJI's DL mount, specifically designed for the DJI Inspire 3 drone and the Ronin 4D camera [2][3]. - The AF 90mm F3.5 DL lens features a precision optical structure of 9 groups and 12 elements, effectively suppressing scattering and distortion, ensuring high sharpness and resolution from center to edge [3]. Group 2: Market Impact - The introduction of the AF 90mm F3.5 DL lens breaks the previous reliance on expensive and heavy long-focus solutions in aerial photography, providing a high cost-performance ratio for photographers globally [2][4]. - The lens enhances the DL mount ecosystem by expanding the focal length coverage, particularly in the critical medium to long-focus range, thus improving versatility and efficiency for users in various applications such as architectural surveying and landscape photography [4]. Group 3: Technological Innovation - The lens's lightweight design at 170 grams significantly reduces the drone's payload, enhancing flight performance and safety, particularly in terms of omnidirectional obstacle avoidance sensitivity [3]. - The F3.5 aperture works in synergy with DJI's dual native ISO and dynamic range capabilities, ensuring excellent image quality under complex lighting conditions [3]. Group 4: Industry Ecosystem - The collaboration between Viltrox and DJI signifies a maturing ecosystem of domestic high-end imaging equipment, challenging the long-standing dominance of Western brands in this field [4]. - The successful integration of Viltrox's lens with DJI's platforms represents a milestone in collaborative innovation within the Chinese high-end imaging equipment sector, highlighting the growing strength and respect for domestic brands in the professional market [4].