Introduction In the realm of analytical instrumentation, spectrophotometry stands as one of the most essential and widely used techniques for quantifying light absorption and transmission. By analyzing how a substance interacts with light at different wavelengths, spectrophotometers provide critical data across scientific research, industrial quality assurance, environmental monitoring, and medica...
Introduction The rapid advancement of lighting technology has underscored the critical role of efficient and reliable lighting test equipment in the illumination industry. The LPCE-2 (LMS-9000) High-Precision Spectroradiometer and Integrating Sphere Testing System, developed by LISUN, Ltd., stands out as an advanced lighting test equipment solution. This system is widely utilized for testing a var...
Introduction The widespread adoption of LED lighting technology has transformed the lighting industry, establishing LED luminaires as the preferred choice for modern illumination due to their exceptional efficiency, energy savings, and extended lifespan. However, LED lumen maintenance, a critical indicator of long-term performance and reliability, remains a focal point for assessing LED quality. L...
Introduction In the contemporary world of electrical and electronic product design, IP (Ingress Protection) ratings serve as a crucial metric for assessing the capability of device enclosures against external elements such as dust and water. These standards are essential for ensuring product durability and safety across various environmental conditions. The IP rating system consists of two digits:...
Introduction As LED lighting technology continues to advance rapidly, the demand for precise performance testing of lighting products has grown significantly, particularly for key metrics such as luminous flux, colorimetric parameters, and luminous efficacy. The LPCE-2 (LMS-9000) LED CCD Rapid Photometric and Electrical Comprehensive Testing System, developed by LISUN, is a state-of-the-art testin...
Introduction In recent years, the global transition toward sustainable energy has accelerated, with electric vehicles (EVs) playing a central role in reducing carbon emissions and dependence on fossil fuels. As the core component of EVs and hybrid electric vehicles (HEVs), power lithium-ion batteries must meet increasingly stringent requirements in terms of performance, safety, and consistency. Am...
Introduction In today’s fast-paced industrial environment, the demand for rapid, accurate, and non-destructive analysis of precious metals has become increasingly critical. Industries such as jewelry appraisal, bullion trading, electronic waste recycling, and luxury goods authentication require reliable on-site testing solutions that can deliver immediate results without damaging valuable sample...
Abstract Electromagnetic Compatibility (EMC) testing plays a pivotal role in ensuring that electronic devices operate reliably within their intended electromagnetic environment without causing or being affected by electromagnetic interference. One of the key pieces of equipment used in EMC testing is the lightning surge generator provided by LISUN Electronics Co., Ltd. This device is specifically ...
Abstract With the rapid advancement of power electronics technology, electric motors have become indispensable components across various industries including manufacturing, transportation, and household appliances. However, during operation, these motors are often subjected to transient overvoltage events known as surges. These surges can originate from lightning strikes, switching operations, gri...