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LISUN successfully participate in the Lighting Poland 2018

On January 31, 2018, Lighting Poland 2018 arrived on schedule. LISUN has already prepared well for this exhibition. Our booth address is Hall 4 Booth C25 and D26. Our engineers came here two days in advance to prepare the booth. The exhibition lasts three days and ended on the afternoon of February 2. We met […]

LED Lamps Aging and Life Test

LED Lamps Aging and Life Test Many customers need aging LED lamps, but do not have a clear concept of aging test and life test.   Aging test usually use aging test racks. What is aging test rack? Aging rack is dedicated to simulate the products in real conditions involved in the use of various […]

LISUN Engineer do Installation & Training in Brazil in January 2018

LISUN Engineer stay in Brazil to do Installation & Training here. We talk about our another customer in Brazil this time. This customer purchase a LSG-1700B Rotation Luminaire Goniophotometer (Big Size) and a CH338 Digital Torsion Meter from LISUN. LSG-1700B Goniophotometer is automatic goniophotometric instrument for luminous intensity distribution measurements with facility for turning the light source. The LSG-1700B use […]

LISUN engineer visit Mexico to do product maintenance

LISUN is recognized by more and more international customers, and they help us do promotion. Because we provide high-quality products and services for them. LISUN can arrange the installation and training to our customer’s company according their requirement, and also arrange the product maintenance for our old customers. These services have been highly praised by […]

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 […]

Installation & Training in Czech

After completing installation and  training in Denmark , our engineer went to the Czech Republic. 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 history. They purchased LSG-1700B high precision rotating luminaire goniophotometer and LPCE-2(LMS-9000A) high precision CCD spectroradiometer & 2m […]