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Characteristics and Applications of Different Type Spectrometer

According to CIE, EN and LM-79(Clause 9.1) etc standard […]

How to choose Integrating Sphere to measuring different lamps

The Spectrometer & Integrating Sphere System or Pho […]

Color Difference SDCM

Color difference is an important indicator of CFL color […]

Electrical Safety Performance Test(Part 3)

3. Grounding resistance is the resistance when the curr […]

Electrical Safety Performance Test (Part 2)

2. The insulation resistance index of electrical equipm […]

Electrical Safety Performance Test (Part 1)

The equipment for electrical safety performance test is […]