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Different Types and Different Test Methods of Goniophotometers
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Different Types and Different Test Methods of Goniophotometers

The most critical factor that affects the quality of lighting is the luminous distribution performance of lamps. Using scientific testing...

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Xenon Lamp Aging Test Chamber Introduction
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Xenon Lamp Aging Test Chamber Introduction

Xenon lamp aging test chamber adopts xenon arc lamp which can imitate the full spectrum sunlight to reappear destructive spectral...

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How to understand the light intensity distribution curve?
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How to understand the light intensity distribution curve?

 Definition: Means luminaries or light sources emit light intensity distribution in space. It can record the luminous flux of luminaries,...

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IEC 62262 for LED Luminaries IK code Protection level Test
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IEC 62262 for LED Luminaries IK code Protection level Test

IEC 62262 (How to install the EUT when doing the IK degree protection test, ventilation requirements, quantity of hammer, distribution...

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What’s new: IEC 61000-4-5 Second Edition vs. Third Edition
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What’s new: IEC 61000-4-5 Second Edition vs. Third Edition

IEC 61000-4-5 is part of the IEC 61000 series, which describes surge immunity testing caused by over-voltages from switching and...

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CE-LVD Low Voltage Directive Overview
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CE-LVD Low Voltage Directive Overview

LVD’s goal is to ensure the safety usage of low-voltage equipment. Its range of application is on electrical products with...

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Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment
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Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment

Standards GB17743-2007 / CISPR 15:2005 <Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment>...

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The development, application and test standards of LED street lights in the Southeast Asian market
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The development, application and test standards of LED street lights in the Southeast Asian market

Nowadays, with the development of LED industry, its technology continues to be mature and has widely applied at home and...

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How to Design A LED Power Driver
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How to Design A LED Power Driver

In today’s life, LED is applied for widely usages in order to save energy. And as we know that it...

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