How to increase the optical efficiency of LED lenses to…

Power LEDs are used in the field of lighting, and secondary optical lenses are used to achieve good light distribution. The lenses of various properties designed to meet different effects are mostly optical grade acrylic (PMMA). Its light transmittance is about 92%. You may have to ...READING MORE...

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New Audi A5 Coupe preview image exposure: with matrix L…

A few days ago, Audi officially released a preview of the front headlights of the new generation Audi A5. The new car uses a full- LED light source design. The car will be officially released on June 2nd in Ingolstadt, Audi's German headquarters. Judging from the preview of the exposure, the n ...READING MORE...

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"Raytheon" left and right 3D version

â—ŽTranslation of Raytheon/Thunderbolt (Hong Kong)/Thunder Sol (Taiwan)/Thor Thor/Return of God/Quake Hammer/Thor â—ŽThe name of Thor â—Ž2011 â—ŽNational United States â—Ž Category Action/Adventure/Fantasy â—ŽLanguage English â—Ž Subtitles ...READING MORE...

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