Due to the various types and appearances of large luminaires, such as LED street lights, floodlights, panel lights, etc., it is difficult to fix the luminaires in a traditional integrating sphere when doing 4π testing. Because there is no test base (platform) to hold so heavy LED outdoor lighting fixtures. LISUN IS-*MA Optical 4π Geometry Integrating Sphere With Holder Base is designed for th...
Abstract Electrostatic Discharge (ESD) is a critical concern for the reliability and durability of electrical and electronic equipment. The ESD testing gun is an essential tool to assess the immunity of devices against static electricity. This paper explores the principles, applications, and benefits of ESD testing guns, with a specific focus on the LISUN ESD61000-2 ESD Simulator Guns. Key paramet...
Abstract: The demand for color testing in various industries, including lighting, manufacturing, and quality control, has driven advancements in spectroradiometer technology. Color testers, such as the LISUN LMS-6000 Portable CCD Spectroradiometer, exemplify the trend toward higher precision and greater portability. This article explores the features, applications, and future developments of porta...
Abstract Electromagnetic interference (EMI) emissions are a critical concern in modern electronic device design and testing. The LISUN EMI-9KB EMI Test Receiver is a state-of-the-art automatic EMI testing system designed to evaluate conducted and radiated interference. This paper delves into the capabilities of the EMI-9KB system, its compliance with international standards such as CISPR16-1, CISP...
Introduction Temperature and humidity testing plays a crucial role in assessing the durability and reliability of products in extreme environmental conditions. The LISUN GDJS-015B Temperature Humidity Chamber, a state-of-the-art environmental test chamber, is specifically designed to simulate a wide range of climatic conditions, including high and low temperatures, dry conditions, and varying leve...
Abstract: Electrostatic discharge (ESD) is a leading cause of failure in semiconductor devices and integrated circuits (ICs). In the semiconductor industry, testing for ESD vulnerability is essential to ensure the durability and reliability of components. This paper explores the significance of Human Body Model (HBM) and Machine Model (MM) ESD simulators, with a focus on the LISUN ESD-883D HBM/MM ...
Abstract The increasing prevalence of LED lighting has raised concerns regarding blue light hazards to human eyes. Traditional laboratory-based photobiological safety testing systems, while accurate, often lack portability and ease of use in diverse application scenarios. This paper discusses the development of a Portable Retinal Blue Light Hazard Tester, specifically the LISUN EN62471-P model, wh...
Automotive electronics are pivotal in modern vehicles, managing everything from engine performance to infotainment systems. However, the increasing complexity of these systems makes them vulnerable to electromagnetic interference (EMI) and electrical disturbances. To address this, automotive manufacturers adopt stringent testing protocols, such as those performed by the Automotive Multifunctional ...
Abstract The radiated interference test plays a pivotal role in ensuring that electronic devices comply with electromagnetic compatibility (EMC) standards. This paper focuses on the principles, applications, and technical specifications of radiated interference tests using the LISUN EMI-9KB EMI Test Receiver. By exploring the importance of radiated interference tests, this paper provides insights ...
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