LED filament light source
The utility model discloses a LED filament light source, including LED filament base plate, fix the LED chip on LED filament base plate, LED filament base plate includes first base plate and second base plate, be equipped with the flexible circuit board between first base plate and the second base p...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a LED filament light source, including LED filament base plate, fix the LED chip on LED filament base plate, LED filament base plate includes first base plate and second base plate, be equipped with the flexible circuit board between first base plate and the second base plate, flexible circuit board and first base plate and the 2nd base plate electrically connected, the glazed diffuse layer of LED off -chip cladding, be equipped with the fluorescence glue film on the light scattering layer, owing to be equipped with the light scattering layer between LED chip and fluorescence glue film, thereby will shine the light of fluorescence glue film carries out the diffusion treatment, thereby prevent that the concentrated phenomenon of fluorescence glue film marginal ray from appearing, improve a light evenness, can prevent also simultaneously that the heat from concentrating the phenomenon that fluorescence glue film glue splits appears and appears, prolonged service life.
本实用新型公开了种LED灯丝光 |
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