Talk: about shenzhen LED display the characteristics of the luminescent material

by:GKGD     2020-04-09
【 Shenzhen LED display. The 1968 HP company will produce the red LED lights ( Wavelength of 660 nm) Appeared in succession, and can be used in shenzhen LED display yellow green ( Wavelength of 570 nm) , blue, Wavelength of 470 nm) And pure green, Wavelength of 525 nm) , but at present because of high brightness blue, pure green semiconductor chip manufacturing technology is mainly in Japan, such as the United States a few companies, price is quite expensive. Applied to the shenzhen LED display LED luminescent material has the following form: (1) LED lamp Or single lamp) Generally LED by a single chip, reflective bowl, metal anode, metal cathode, outsourcing has pervious to light focusing ability of epoxy resin shell. Can use one or more ( Different color) Single light constitute a basic pixel, due to their high brightness, more for outdoor LED display in shenzhen. (2) the LED dot matrix module consists of several chip light-emitting matrix, with epoxy encapsulated in a plastic case. Suitable for scanning drive, easy to constitute a high density of display screen, used for indoor display. (3) the patch type LED lamp ( Or SMD LED) Is LED lamp post weld forms of packaging, can be used for indoor full color LED display in shenzhen, which can realize a single point of maintenance, effectively overcome the Mosaic phenomenon. Shenzhen lian sen photoelectric co. , LTD. ( http://www。 szlenson。 cn/)
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