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YUJILEDS® releases IP65 IP67 high CRI LED flexible strip

YUJILEDS® releases IP65 IP67 high CRI LED flexible strip

LED soft ribbon is getting popular due to its flexibility, and YUJILEDS® also offers flexible ribbon based on its remarkable color reproduction quality. With the increasement of different applications, special environments are required for using the LED ribbons, then water-tightness...

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How to select a good cooler for your LED COB?

How to select a good cooler for your LED COB?

Why heat sink is important for LED lights? LED, Lighting Emitting Diode, is the semiconductor component which can transfer the electric energy into light. However, in the process of power transfer, apart from emitting lights, there is lot of power...

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LED LIGHTING TECHNOLOGY IN PLANT GROWTH

LED LIGHTING TECHNOLOGY IN PLANT GROWTH

PART V: “LIFETIME” Lifetime is a critical index for evaluating lighting fixtures. Conventional lighting fixtures are relatively inexpensive, of which the most widely adopted type is the fluorescent light, with only 3000 hours’ longevity. Compared to that, LED lights are...

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LED LIGHTING TECHNOLOGY IN PLANT GROWTH

LED LIGHTING TECHNOLOGY IN PLANT GROWTH

PART IV: “COLD LIGHT SOURCE” Before LED lighting technology came to maturity, greenhouses were the major form of artificial plant factories. In greenhouses, temperature condition can be better controlled than plants grown outside, and sunlight is obtained during the day...

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LED LIGHTING TECHNOLOGY IN PLANT GROWTH

LED LIGHTING TECHNOLOGY IN PLANT GROWTH

PART III: Light Quality Compared with the factor of LED viewing angle we discussed last time, our topic today–light quality is a more significant index in terms of which LEDs have a revolutionary advantage over conventional light sources. The emergence and growth of...

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LED LIGHTING TECHNOLOGY IN PLANT GROWTH

LED LIGHTING TECHNOLOGY IN PLANT GROWTH

Part II: Viewing Angle In our last post, we talked about the significance of lighting for pant growth in terms of light intensity, photoperiodism and light quality. In plant growth, light intensity is expressed as photosynthetic photon flux density (PPFD)....

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LED LIGHTING TECHNOLOGY IN PLANT GROWTH

Part I: Background Light, just like water, soil, temperature and air, is indispensable for plant growth. Man had realized the importance of water, soil and temperature in growing plants since a long time ago, and had begun to utilize irrigation,...

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GILE 2017 REVIEW: WHAT HAPPENED TO LIGHT QUALITY?

GILE 2017 REVIEW: WHAT HAPPENED TO LIGHT QUALITY?

  Starting from June 9th 2017, the 22th Guangzhou International Lighting Exhibition 2017 (GILE 2017) held at China Import and Export Fair Complex gathered over 2,000 exhibitors from 30 countries. Within 18 halls and over 2000 booths, extensive knowledge, up-to-date...

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Revolutionary Tunable-White LED:  Yuji Spectrum-X Series

Revolutionary Tunable-White LED: Yuji Spectrum-X Series

Technology develops because of human needs, and it raises new needs of human. Because of our desire for brightness and fear of darkness, artificial lights came along. Due to limitation of technologies, the original pursuit of artificial lights was illumination....

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