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)
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 (
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. (
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