Green Lighting
Date:2011-05-16 13:38
Status:Be resolved
Question:admin
icator of the long-term because people live in natural light, the human eye adaptability of natural light, visual effect is good. Test proved that: under the conditions of natural light than artificial light visual contrast sensitivity of 5% -20% or more. 4. Frequency of light is not flashing. LED strobe light when a certain frequency of alternating light and dark. Ordinary fluorescent power supply frequency of 50 Hz, that light the dark when the light 100 times per second, a low frequency of th
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