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Similarities and Differences between Photometric Measurements of Goniophotometer and Integrating Sphere for Solid State Lighting Products
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Similarities and Differences between Photometric Measurements of Goniophotometer and Integrating Sphere for Solid State Lighting Products

According to the requirements of the LM-79 optical testing standards applicable to the widest range in the world, although there...

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How to measuring LED lamp start, run up time and flicker effectively?
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How to measuring LED lamp start, run up time and flicker effectively?

Due to the LED solid-state lighting products have good luminous efficiency, long life and high reliability unique characteristics, so it’s...

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Analysis on the Status of Certified LED Bulb in USA Energy Star
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Analysis on the Status of Certified LED Bulb in USA Energy Star

Energy Star certification (Energy Star certification) is a certification which can adapt to the requirements of the United States Energy...

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Equivalent Test Between Normal & High Frequency Fluorescent Lamp and LED Tube
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Equivalent Test Between Normal & High Frequency Fluorescent Lamp and LED Tube

Comparing with traditional fluorescent lamp, the LED tube have high light effects, low power consume, long life time and stable...

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Two Directions on LED Intelligentized: Intelligent Agriculture and Lifi
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Two Directions on LED Intelligentized: Intelligent Agriculture and Lifi

With 4.0 concepts emerged on the industry, the traditional mind of manufacturing is experiencing unprecedented impact, integration and upgrade of...

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How to predict and test the life of LED?
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How to predict and test the life of LED?

In general, LED can be used for more than 50000 hours, and some manufacturers are promoting their LED to operate...

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India and Malaysia Customers Purchased Two Big Size Type C Moving Mirror Goniophotometer From LISUN
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India and Malaysia Customers Purchased Two Big Size Type C Moving Mirror Goniophotometer From LISUN

In the first half of 2018, LISUN sold two Big Size Type C  Goniophotometer: LSG-3000B Moving Detector Goniophotometer, one set...

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How to Test the LED Junction Temperature?
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How to Test the LED Junction Temperature?

We know that the life of LED is closely related to its junction temperature. The key to prolonging its life...

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ISO 17025: Accreditation Criteria for the Competence of Testing and Calibration Laboratories
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ISO 17025: Accreditation Criteria for the Competence of Testing and Calibration Laboratories

ISO 17025 is the international standard for laboratory accreditation services; the latest version is released in May, 2005. The full...

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