Chuangyebang was informed that VOMMA (Shanghai) Technology Co., Ltd. (hereinafter referred to as “VOMMA”), the leading industrial 3D light field vision company, recently announced the completion of the Pre-A+ round of financing of tens of millions of yuan. This round was funded by Matrix Partners. Exclusive investment. Yimu Technology said that this round of financing funds will be mainly used to increase strategic investment in market promotion and expansion of new series of product lines to accelerate the expansion of light fields in 3C consumer electronics, semiconductors, VR\AR, new energy and aviation. 3D automated inspection market in key fields such as aerospace.
Yimu Technology VOMMA Light Field Camera
Founded in 2019, Yimu Technology is a scientific and technological achievement transformation enterprise of Shanghai Jiaotong University and a leading provider of high-performance light field imaging systems in China. Relying on Shanghai Jiaotong University, Yimu Technology has overcome a number of light field technical problems, and has fully mastered the core technologies of optical design, micro-nano processing, light field chip packaging and testing, light field algorithms, and 3D industrial software involved in light field cameras. , took the lead in formulating the industry standard of domestic light field cameras. Its series of products have been successfully tested and verified by many leading companies, and have been applied in batches in many industrial production lines, effectively helping industrial customers to improve production quality and increase economic benefits.
At present, the mainstream technical means in the field of industrial 3D detection include binocular vision, structured light imaging, confocal or laser triangulation, etc. Although the corresponding products are relatively mature, the technical solutions in the application may be complicated by the equipment or require the use of active light projection. , or need to introduce additional displacement devices, there are shortcomings such as low detection efficiency and limited application scenarios.
my country’s industrial manufacturing industry is undergoing transformation, and is further developing towards the goal of high-end and intelligentization. The manufacturing products are becoming more and more complex, and there are many needs for sub-scenario detection, which is difficult to detect. The above-mentioned conventional three-dimensional inspection methods are difficult to achieve, such as 3D measurement and defect inspection for subdivided requirements such as internal defects of fine metal materials and transparent materials.
In contrast, the VOMMA ® light field camera, due to its unique advantages of “single camera, single shot, passive large depth of field 3D imaging”, can complete the 3D information recording of the light field in a single shot, and can achieve “transparent, thin, Accurate detection of special products such as micro”.
In the field of screen inspection, the VOMMA ® light field camera can deeply detect defects such as screen scratches, determine the layer of the screen where the defect is located, and provide more abundant defect information. The missed detection rate of internal defect layers is less than 0.1%. In the field of chip packaging and testing, it can help customers to obtain the three-dimensional shape of the gold wire with the thickness of the hair, and determine whether there are microscopic defects such as broken wires and broken wires; the UPH (unite per hour) can reach more than 10,000 pieces, and the missed detection rate is less than 0.01 %. In the field of lithium battery and 3C, the multi-view light field imaging of the VOMMA ® light field camera overcomes the occlusion of the line of sight to highlight the characteristics of scratch defects, and improves the detection rate of pits, bumps, scratches and other defects under occlusion.
In the field of virtual reality, it can imitate the human eye to measure the comfort and virtual image surface distance. The maximum coverage angle of view (AOV) for a single shot is ±34°, and the maximum measurement accuracy is 20mm when the VID (virtual image distance) distance is 0.5~2m. In the aerospace field, the VOMMA ® light field camera has achieved breakthroughs in key core technologies. For the first time, it has realized the online high-precision detection of the three-dimensional structure of the complex gas film cooling holes in the high-temperature turbine blades of aero-engines, and has been applied by the military.
The light field camera is a new generation of 3D imaging equipment. The product simulates the imaging structure of insect compound eyes, and is endowed with tens of millions of independent observation angles. A single shot can realize the functions of any angle of view, arbitrary focus, and 3D modeling. Light field cameras combine expertise in computational imaging, micro-nano manufacturing, chip packaging, deep learning and other fields, and face many technical and engineering challenges. For example, nano-scale optical processing and packaging and testing, sub-micron high precision, and real-time light field algorithms.
Yimu Technology VOMMA light field chip
The coupling of many software and hardware challenges has resulted in fewer domestic and foreign manufacturers with the production capacity of industrial-grade light field camera systems. Yimu Technology has become a world-leading innovative enterprise with stable mass production of industrial-grade light field cameras. In-depth cooperation with well-known universities at home and abroad.
At present, VOMMA ®LF0104, LF0206, LF0312, LF0412 and LF0506 and many other light field camera products have been launched. According to public information, the VOMMA ® light field camera has achieved the highest Z-direction detection accuracy of 0.8 microns and a detection speed of up to 40FPS. The number of microlenses of VOMMA ® light field cameras is in the tens of millions, which is the world’s leading level. Yimu has accumulatively applied for more than 50 patents and more than 10 authorized patents, all of which are core patents of light field.
The headquarter of Yimu Technology is located in the global innovation and entrepreneurship cluster in Daling Bay, Shanghai, backed by Shanghai Jiaotong University, and has also established a sales network in Shenzhen. Li Haotian, general manager of Yimu Technology, said, “The company will maintain the continuous leadership of light field technology, deepen the iteration of light field technology and the accumulation of value data, actively develop more product lines, and accelerate the promotion of products in 3C consumer electronics, semiconductors, VR\AR, New energy, aerospace and other fields have landed, actively expanded medical and special processing markets, and continued to provide domestic and foreign customers with stable, reliable, and cost-effective light field products, filling the gap in the industry, and striving to become the world’s top light field imaging company. “
Wan Haoji, partner of Jingwei Ventures, said: “The transformation and upgrading of China’s industrial manufacturing industry has the dual needs of both quantity and quality. Yimu Technology transforms cutting-edge scientific research results into first-line production practices, and uses unique light field technology. Solve many complex scene problems in automated inspection, overcome difficulties such as transparent materials and layered inspection, and extend the depth of machine vision applications. In addition, the company continues to innovate in optical design, lens structure and image algorithms. Jingwei will meet in the future. Together, Yimu will explore more possibilities in computational imaging and machine vision.”
Feng Yiyi, a partner of Atomic Venture Capital, said: “The light field camera covers multiple key technologies with high software and hardware barriers, such as micro-nano optical design, machine vision software suite, light field reconstruction algorithm and defect detection algorithm. , the strict requirements of high-precision detection, it is more difficult.”
Relying on the accumulation of ten years of research and development and the transformation of scientific research achievements of Shanghai Jiaotong University, Yimu Technology not only realizes the complete independent research and development of core software and hardware, and is domestically controllable, but also its world-leading light field detection system has also successfully implemented many display panels. , semiconductor, CIS, power battery and other key industries at home and abroad, and achieve mass shipments. What is even more commendable is that the Yimu team has excellent long-term R&D iteration capabilities and commercial execution capabilities. While breaking the world’s cutting-edge technical problems in the field of light field, it constantly expands application scenarios and is committed to solving the international problems of 3D vision that cannot be solved by traditional solutions.
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Related events
- Yimu Technology completed tens of millions of yuan in Pre-A+ round of financing2022-06-08
- Yimu Technology received tens of millions of Pre-A round financing, and Atomic Venture Capital invested exclusively2021-04-15
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