Semiconductor laser pump sources, especially those with a wavelength of 969nm, have become the preferred choice for high-power/high peak energy disc lasers due to their reduced quantum losses and heat generation.The 3000W 969nm fiber coupled semiconductor laser system launched by BWT uses 800 μ m NA0.22 fiber to output flat top optical energy distribution, combining lightweight and excellent optical performance, and can be widely used in scientif...

Recently, a research team from Rice University in the United States developed a new machine learning algorithm - Peak Sensitive Elastic Network Logistic Regression (PSE-LR). This algorithm is adept at interpreting the unique optical characteristics of molecules, materials, and disease biomarkers, which can help achieve faster and more accurate medical diagnosis and sample analysis. The relevant paper was published in the latest issue of the journ...

Recently, the Research Group of Nonlinear Photonics Technology and Application in the Transient Optics Research Room of Xi'an Institute of Optics and Mechanics, Chinese Academy of Sciences has made important progress in the field of super surface nonlinear photonics. Relevant research results were published in Laser&Photonics Reviews (IF=9.8), the top journal of the first district of the Chinese Academy of Sciences. The first author of the pa...

As a core supporting field of modern technology, the optical industry has broad and diversified development prospects, benefiting from the cross drive of multiple emerging technologies. The following is a systematic analysis from the perspectives of technology trends, application areas, challenges, and opportunities: Core driving forces and growth areas1. Optical communication and 5G/6GDemand explosion: With the popularization of 5G, expansion ...

With the development of cutting-edge technologies such as automatic guidance and embodied intelligence, machine vision has put forward higher requirements for image acquisition, requiring precise recording of static images and the ability to sensitively capture dynamic changes in the scene. The existing dynamic and active pixel sensor technology integrates two functions: dynamic event detection and grayscale image acquisition. However, each pixel...

Following the announcement of the immediate termination of a $2 million stock exchange agreement and its partnership with HUMBL, high-power blue laser light source manufacturer NUBURU has once again announced its latest strategic blueprint. Through specific understanding, after this strategic update, NUBURU's business model will cover two collaborative key business lines, with a focus on defense and security, advanced technology, and growth plans...

Adaptive optics is a technique that improves imaging quality by correcting wavefront distortion. Interference focus sensing (IFS), as a new method proposed in the field of adaptive optics in recent years, has been proven to have significant effects in correcting complex aberrations in deep tissue imaging. This technology is based on measuring a single location within the sample to determine the calibration mode. This article proposes an image-bas...

In recent years, breakthroughs in the preparation technology of lithium niobate single crystal thin films have greatly promoted the important application of lithium niobate crystals in micro nano optical devices such as optical metasurfaces. However, the high hardness and inactive chemical properties of lithium niobate crystals pose significant challenges to micro nano processing; In addition, conventional optical metasurface preparation material...

Recently, the team led by Academician Guo Guangcan from the University of Science and Technology of China has made significant progress in the research of quantum elliptical polarization imaging. The research group of Professor Shi Baosen and Associate Professor Zhou Zhiyuan combined high-quality polarization entangled light sources with classical polarization imaging technology to observe the birefringence characteristics of periodically distrib...

Recently, Professor Chen Qian and Professor Zuo Chao's research group from the School of Electronic Engineering and Optoelectronic Technology at Nanjing University of Science and Technology proposed a minimalist optical imaging method based on programmable masks - programmable Fresnel zone aperture lensless imaging technology. The related achievement, titled "Lensless Imaging with a Programmable Fresnel Zone Aperture," was published in the top in...

Researchers from the University of Witwatersrand in South Africa have reported a review of research on residual stresses in carbon steel welding: formation mechanisms, mitigation strategies, and advances in advanced post weld heat treatment technologies. The relevant paper titled "A comprehensive review of residual stresses in carbon steel welding: formation mechanisms, mitigation strategies, and advanced post heat treatment techniques" was publi...