LED Tester | Christmas Light Tester - LISUN

In early August 2017, LISUN engineer Fred go abroad again to installation and training, the first stop is Russia . This customer purchased one LSG-1800X Rotation Luminaire Goniophotometer and a set of LPCE-2 High Precision Spectroradiometer & Integrating Sphere Compact Test System from LISUN this time.   Customer’s engineer is also very young and he can speak English fluently, the communication is very smooth. The installation & training lasted 3 days here.   Finally, we share some photos here: [caption id="attachment_8384" align="alignnone" width="800"] Picture 1: LISUN engineer, customer engineer and LPCE-2 Spectroradiometer & Integrating Sphere Compact Test System[/caption] Picture 1: LISUN engineer, customer engineer and LSG-1800X Gpniophotometer [caption id="attachment_8385" align="alignnone" width="800"] Picture 2: LISUN engineer, customer engineer and LSG-1800X Gpniophotometer[/caption]

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 are 2 hemispheres, customers should install them to one sphere. But this installation task is more complex. The volume of the ball is relatively large, and there is not simply two hemispheres here. They use two days to install the Integrating Sphere. The third day began the product training and operational exercises.   Finally, share some photos here: [caption id="attachment_8376" align="alignnone" width="820"] Picture 1: LISUN engineer is guiding to install the integrating sphere[/caption] [caption id="attachment_8377" align="alignnone" width="820"] Picture 2: LISUN engi...

LISUN engineer visit Costa Rica to do installation&training for customer In early July 2017, LISUN engineer Jacky went to Costa Rica to do installation&training for our customer here. Which is a well-known testing organization there.  They purchased LPCE-2 Integrating Sphere Spectroradiometer Teat System for LED（LMS-9000B） and Waterproof Testing Machine from LISUN this time. The customer received the instruments in the end of June 2017, and LISUN arrange engineer to do installation & training for them in the early July. Customers are very satisfied with our quick after-sales service. In the future, we will continue offering high quality products and the best service to our customers in the future. The following is the photos of installation&training: [caption id="attachment_8343" align="alignnone" width="800"] Figure 1: Jacky and customers are installing LPCE-2 Integrating Sphere & Spectroradiometer Teat System[/caption] [caption id=...

According to IES LM-79 Clause 9.1.2, it request the 4π geometry configuration and 2π geometry Integrating Sphere for the LED Testing. Lisun Group developed the integrating sphere with side assistant Opening in A Molding Technology to meet the requirements. The traditional integrating sphere is assembled by several pieces. Lisun Group developed A Molding Technology to produce the sphere. A Molding Integrating Sphere will be more round and the test results will be more accuracy than the traditional integrating sphere. Specifications: • Painting material of integrating spheres is according to CIE Pub.No.84 (1989) • The painting material is BaSO4 coating: ρ (λ) ≥0.96 (450nm~800nm) and ρ (λ) ≥0.92 (380nm~450nm) • Fine diffuse reflection: Reflectance ρ≈0.8 and accuracy of ρ (λ) <1.5% • Build-in all functional lamp testing jigs: the vertical is for E40/E27, the horizontal is for T5/T8/T12 tubes and the T...

LISUN engineer come back with fruitful result from the Istanbul Lighting Exhibition   The Istanbul Lighting Exhibition is the only professional LED application exhibition in Turkey, where all the players in the lighting industry come together under a same roof and where the latest technologies and collaboration opportunities are offered. It’s a quite influential professional lighting exhibition in the whole Middle East.   LISUN has many customers in Turkey. And in order to develop more customers and more business here, we attend this most influential Lighting Fair in Istanbul and prepared many gifts for our customers, which are very popular with the customers. This promotion is very successful. We met our Istanbul customers here and also made more new customers on the exhibition. We discussed our business deeply and LISUN engineer got some orders on the exhibition directly!   Thanks for our customers trust and support. Lisun Group wins thousands of customers’ ...

LISUN engineer come back with fruitful result from the Istanbul Lighting Exhibition   The Istanbul Lighting Exhibition is the only professional LED application exhibition in Turkey, where all the players in the lighting industry come together under a same roof and where the latest technologies and collaboration opportunities are offered. It’s a quite influential professional lighting exhibition in the whole Middle East.   LISUN has many customers in Turkey. And in order to develop more customers and more business here, we attend this most influential Lighting Fair in Istanbul and prepared many gifts for our customers, which are very popular with the customers. This promotion is very successful. We met our Istanbul customers here and also made more new customers on the exhibition. We discussed our business deeply and LISUN engineer got some orders on the exhibition directly!   Thanks for our customers trust and support. Lisun Group wins thousands of customers’ ...

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