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LISUN held a lighting Technology Salon in Egypt
22 Dec, 2018 4505 Author: root

LISUN held a lighting Technology Salon in Egypt

LISUN engineer went to Egypt in December 2018 to provide on-site installation & training services for customers there. During the period, we held a lighting testing technology salon in Glorious Hotel (Cairo, Egypt). LISUN senior engineer Mr. Jacky Jiang shared the following topic there: 1. How to get improve the lumen test accuracy in integrating sphere 2. How to update your LED driver design...

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LISUN held a lighting technology salon in Iran
04 Dec, 2018 3974 Author: root

LISUN held a lighting technology salon in Iran

LISUN engineer went to Iran in December 2018 to provide on-site installation & training services for customers there. And held Lighting Testing Technology Salon on 25th afternoon and 26th afternoon. LISUN senior engineer Mr. Jacky Jiang shared the following topic there: 1. How to get improve the lumen test accuracy in integrating sphere 2. How to update your LED driver design to meet the EMC...

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LISUN held a lighting technology salon in Saudi Arabia
01 Dec, 2018 3933 Author: root

LISUN held a lighting technology salon in Saudi Arabia

LISUN engineer went to Saudi in December 2018 to provide on-site installation & training services for customers there. During the period, we held a lighting testing technology salon in our engineer’s Hotel in Riyadh. LISUN senior engineer Mr. Jacky Jiang shared the following topic there: 1. How to get improve the lumen test accuracy in integrating sphere 2. How to update your LED driver des...

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The difference between integrating sphere test system and goniophotometer system
26 Nov, 2018 4200 Author: root

The difference between integrating sphere test system and goniophotometer system

In optical testing, the measurement of luminous flux and color temperature are essential. There are two test equipment for the measurement: Integrating Sphere Testing System and Goniophotometer. Here we give you a brief introduction to the difference of goniophotometer vs integrating sphere: 1. Integrating Sphere & Spectroradiometer Test System The Integrating Sphere Test System make me...

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How to measure electric, photometric and colorimetric parameters for LED lamps and lanterns?
26 Nov, 2018 3727 Author: root

How to measure electric, photometric and colorimetric parameters for LED lamps and lanterns?

The main parameters of LED lamps and lanterns include: A: Electric parameters: voltage, current, lamp power, power factor, harmonic, etc B: Colorimetric parameters: correlated color temperature, color rendering index, chromaticity tolerance, color coordinates, SDCM, etc C: Photometric parameters: luminous flux, output luminous efficiency, beam angle, UGR table, intensity distribution, candela tab...

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Brief introduction of CE certificates
20 Nov, 2018 3831 Author: root

Brief introduction of CE certificates

In recent years, the CE marks are more and more widely used in the market of European economic area (Member states of the European Union and the European Free Trade association, except Switzerland). More customs of different countries set out the requirements of CE certification for imported products. Exporter will be in trouble as well as unnecessary loss if their shipping goods don’t have CE c...

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LED packaging principle
20 Nov, 2018 3262 Author: root

LED packaging principle

LED package is mainly to provide a platform for LED chips, so that LED chips have better performance of light, electricity and heat. Good packaging can make LEDs have better luminous efficiency and good heat dissipation environment, and good heat dissipation environment can enhance LEDs. The service life. LED packaging technology is mainly built on five main considerations, namely optical extracti...

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LISUN will visit India to attend the New Delhi Lighting Fair in October 2018
26 Oct, 2018 3955 Author: root

LISUN will visit India to attend the New Delhi Lighting Fair in October 2018

LISUN has participated in this India lighting exhibition for four years and has developed a large market in India. We will continue to participate in the New Delhi Lighting Fair in October this year. We will then inform everyone LISUN booth number and welcome to our booth! We would prepare gifts for you. This is one of the most influential exhibition for professional lighting products and technolo...

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How to Measure the High Frequency Fluorescent Lamp
23 Oct, 2018 4176 Author: Cherry Shen

How to Measure the High Frequency Fluorescent Lamp

High frequency fluorescent lamp came out in 1990. Fine tube, small current and high power is the distinct features. Because of the above design structure, high frequency current working, electronic ballast with low power consumption, the work system of this high frequency fluorescent lamp is superior to the traditional lamp on the aspect of lighting effect and photometric. How to measure the chara...

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