Jacky

Jacky

Marketing Manager of Lisun Group

IEC 61000-4-5:2014 Surge Immunity Test

IEC 61000-4-5:2014 Surge Immunity Test The International Electrotechnical Commission (IEC) has published IEC 61000-4-5:2014, “Electromagnetic Compatibility (EMC) – Part 4-5: Testing and Measurement Techniques – Surge Immunity Test.” “IEC 61000-4-5:2014 relates to the immunity requirements, test methods and range of recommended test levels for equipment with regard to unidirectional surges caused by over-voltages from switching […]

Another Italian customer received LISUN’s Goniophotometer

Another Italian customer received LISUN’s Goniophotometer LISUN’s business has covered more than 100 countries around the world. This Italian customer is a signal light supplier, they purchased the LSG-1950S Goniophotometer for Automotive and Traffic Signal Lamps and some small products from LISUN this time. Below is some photos here: Figure 1: The customer and our […]

IP Level Test Introduction

IP Level Test Introduction IP is the abbreviation of Ingress Protection. IP grade is the protection level for electrical equipment shell against the foreign body intrusion. It comes from the international electrical commission standard IEC 60529 which was also used as the national standard of America in 2004. In this standard, for the protection level […]

LISUN participate the most influential lighting exhibition in INDIA – LED Expo Delhi

LISUN participate the most influential lighting exhibition in INDIA – LED Expo Delhi   The LED Expo Delhi is one of the most influential exhibition for professional lighting products and technology, it is a 3 day event being held from 30 November to the 2 December 2017 at the Pragati Maidan in New Delhi, India. […]

Installation & Training in Czech

Installation & Training in Czech After completing installation training in Denmark in August 2016, our engineer went to the Czech Republic. This time we visited NBB BOHEMIA s.r.o.. The customer is specialized in lighting technology research & development and distributing for all kinds of luminaires and lighting products in Czech and Europe with a long […]

LED Luminescent Spectrum

LED Luminescent Spectrum   Spectrum is the relative distribution of wavelength and light intensity. The spectrum of LED is generally monochromatic LED, such as blue LED with a peak wavelength of 470nm, with shorter peak wavelength ultraviolet area and with longer peak wavelength green areas as the determination limitation of light intensity.

Integrating Sphere Development

Integrating Sphere Development   Integrating Sphere is used for flux measurement, which can make test result more reliable. Integrating Sphere can reduce the measurement error caused by the shape of light, divergence angle and responsiveness difference in different location on detector. Let us learn more details about the development of Integrating Sphere manufacture technology. Picture […]

Jacky Installation training in Poland

Jacky Installation training in Poland   This Polish customer purchased a High & Low Temperature and Humidity Chamber, IK level Tester and Dustproof Testing Machine from LISUN this time.

Introduction of EMC Testing

Introduction of EMC Testing   EMC (Electro-Magnetic Compatibility) refers to the ability of a device or system to function in its electromagnetic environment and does not constitute an unacceptable electromagnetic disturbance to anything in that environment. EMC is an important indicator of product quality.

Brief introduction of CE certificates

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

LISUN engineer do installation & training in Mexico in December 2017

LISUN engineer do installation & training in Mexico in December 2017   In December   2017, LISUN engineer went to Mexico to do installation and training for customer. The customer purchased LSG-1800B High Precision Rotation Luminaire Goniophotometer from LISUN. LSG-1800B Goniophotometer is automatic goniophotometric instrument for luminous intensity distribution measurements with facility for turning the light source. The […]

What are EMC tests?

What are EMC tests?   With the widespread use of electrical and electronic equipment, the problem of electromagnetic disturbance has also brought electromagnetic pollution.   EMC(Electro Magnetic Compatibility) refers to the ability of a device or system to operate within its electromagnetic environment without incurring unacceptable electromagnetic interference to any device in its environment.   […]

LED Plant Lighting Lamp

LED Plant Lighting Lamp Light environment is one of the indispensable and important physical environmental factors for plant growth and development. LED plant lighting lamp is a kind of artificial light source to meet plant photosynthesis light conditions. In the absence of sunlight, lamp can act as daylight.

Mexico Customer Installation and Training

Mexico Customer Installation and Training One of our customer from Mexico, the customer who is named as Aksi Herramientas S.A. de C.V. This time, they ordered LSG-1800B high precision rotating luminaire goniophotometer from Lisun Group. During the visiting, in addition to providing Mexico customer with the corresponding installation training services, LISUN engineers also talked about technical issue […]

Lisun Electronics Engineers went to Hungary to install Goniophotometer for our Hungary customer.

Lisun Electronics Engineers went to Hungary to install Goniophotometer for our Hungary customer. Zengővári Lighting Ltd has been manufacturing lighting products for 20 years in Hungary. In October 2012, Zengővári Lighting Ltd purchased Lisun Rotation Luminaire Goniophotometer(LSG-1800) for lamp testing. Our Engineers spent three days in providing installation and training service to customers. The first […]

LISUN engineer visit Turkey to do installation & training

LISUN engineer visit Turkey to do installation & training   In February 2017, LISUN engineer visit Turkey to do installation & training for our customers. This customer is a famous lamp manufacturer in Turkey. They purchase a LSG-1950S Goniophotometer for Automotive and Traffic Signal Lamps and a XYL-VI Photometer and Colorimeter from LISUN this time. […]

Moving Mirror Goniophotometer Introduction

Moving Mirror Goniophotometer Introduction Lisun LSG-2000 Moving Mirror Goniophotometer System adapts the solution of rotating mirror in the center, it is widely applied in road lamp, room lamp, spot lights, stage lights, Mining lamp, Automobile lamp, traffic signal lamp and LED lamp etc. all kinds of luminaries for light distribution performance(light distribution curve) measurement, it […]

LISUN engineers do installation & training in Turkey

LISUN engineers do installation & training in Turkey In September 2017, LISUN Engineers do installation and training for customers in Turkey. This customer purchased a LSG-1800B High Precision Rotation Luminaire Goniophotometer and a set of LPCE-2 Integrating Sphere & Spectroradiometer Test System from LISUN. Here we share some photos below: Figure 1: The LSG-1800B High […]

LISUN engineer visit the United States to do installation & training in October 2017

LISUN engineer visit the United States to do installation & training in October 2017   At the end of October 2017, LISUN engineer Jacky once again set foot on the journey of installation & training for customers, and he arrived the Phoenix Sky Harbor International Airport Guide (PHX) on October 27. This customer purchased a […]

IP Waterproof and Dustproof Rating Test Purpose of the test

IP Waterproof and Dustproof Rating Test Purpose of the test: to assess the ability of the material to prevent solids and liquids from entering the external shell Detection range: electrical and electronic equipment, automotive aircraft and other parts IP level (waterproof and dustproof) definition IP waterproof and dustproof, refers to the protection level of electrical […]

LISUN Engineer visit Brazil to do installation & Training In September 2017

At the beginning of September 2017, LISUN engineer fly to Brazil immediately after the installation and training in the United States. LISUN Engineer stayed in Brazilfor nearly half a month this time to do installation and training and meet several customers who are interested in LISUN products at the same time.   This article is […]

LISUN Exhibition Notice: 30 November to 2 December 2017 LED Expo Delhi

LISUN Exhibition Notice: 30 November to 2 December 2017 LED Expo Delhi LED Expo Delhi is a 3 day event being held from 30 November to the 2 December 2017 at the Pragati Maidan in New Delhi, India. This event showcases products like efficient LED lighting solutions. These solutions include the LEDs, OLEDs to latest […]

LISUN engineer visit the first stop: Russia to do installation and training in the early August 2017

LISUN engineer visit the first stop: Russia to do installation and training in the early August 2017 Project Description 0  2017-08-22 LISUN engineer visit the first stop: Russia to do installation and training in the early August 2017 In early Ausgust 2017, LISUN engineer Fred go abroad again to installation and training, the first stop […]

LISUN engineer visit Spain to do installation & training

LISUN engineer visit Spain to do installation & training   LISUN engineer visited customer in Spain in July, 2017 and completed the installation and training tasks. This customer is a big lighting factory, they purchased a set of LMS-1900B Near Field Moving Detector Goniophotometer & IS-3.0 Integrating Sphere Test System from LISUN.   Usually, there […]

LISUN engineer visit Kenya to do installation & training in AUGUST 2017

LISUN engineer visit Kenya to do installation & training in AUGUST 2017   LISUN engineer visit Kenya to do installation and training for customer here in early AUGUST 2017 The customer purchased the LPCE-2 High Precision Spectroradiometer & Integral Sphere Test System (1.5m Constant Integrating Sphere) from LISUN this time.   Our engineers go to […]

http://www.lisungroup.com/lisun-exhibition-notice-november-2017-thailand-international-lighting-fair.html

LISUN Exhibition Notice: November 2017 Thailand International Lighting Fair ASEAN’s Leading Trade Fair on Lighting Technology, Design and Solutions Thailand Lighting Fair 2017, a trusted platform among industry experts, is heating up the industry with its ambitious to become a perfect networking platform and marketplace for Southeast Asia. With thousands of latest lighting technologies on […]

LISUN Exhibition Notice: October 2017 Hong Kong International Lighting Fair

LISUN Exhibition Notice: October 2017 Hong Kong International Lighting Fair   HKTDC Hong Kong International Lighting Fair (Autumn Edition) 2017, organized by the Hong Kong Trade Development Council at the Hong Kong Convention and Exhibition Centre (HKCEC) from 27–30 Oct 2017, brings together state-of-the-art technology and the latest design trends in lighting. More than 2,660 exhibitors […]

How to choose the right goniophotometer according to the standard LM-79 and EN13032-1?

How to choose the right goniophotometer according to the standard LM-79 and EN13032-1? There is a wide range of goniophotometers on sale in the market, including central rotation type, rotation mirror type, double mirror type and so on. How to choose the corresponding goniophotometers for the tested lamps becomes the most important problem for the users. This […]