Lisun has a lab certer in Shanghai.
Are you worry about the quality of LED that you purchase from China? From today, you can ask your China suppliers to send the LED samples to Lisun Shanghai office. We will test two lamps for you for free and supply you the following two kinds of test report.
1. LM-79 IES or LDT files report for distributin curve intensity test by Goniophotometer System LSG-1800B.
2. LM-79 report for lumen, CCT, CRI, Spectrum test by Integrating Sphere & Spectroradiometer System LPCE-2(LMS-9000).
If you want to test more lamps, the price is low and acceptable.
Please send meassage to SKYPE: lisungroup-004 or email to Service@Lisungroup.com for more info.
Please send samples to:
Fred Zeng
113-114, No.1 Building, Nanxiang Zhidi Industry Park, No. 1101, Huyi Road, Jiading District, Shanghai, China
Tel: +86(21)51083341
Your email address will not be published. Required fields are marked *
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