Backlight module and liquid-crystal display device
A backlight module and backlight module technology, applied in optics, nonlinear optics, instruments, etc., can solve the problems of thick backlight module thickness, inability to achieve ultra-thin design, and inability to achieve two-dimensional brightness control, saving mixed light effect of space
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[0035] In order to further illustrate the technical means adopted by the present invention and its effects, the following describes in detail in conjunction with preferred embodiments of the present invention and accompanying drawings.
[0036] see image 3 , the present invention firstly provides a backlight module, comprising: several backlight modules 11 arranged in a matrix, a diffusion sheet 20 arranged above the several backlight modules 11, an optical optical module arranged above the diffusion sheet 20 The diaphragm group 30 and the reflection sheet 40 disposed under the plurality of backlight modules 11 .
[0037] Specifically, such as Figure 8 As shown, each backlight module 11 includes four backlight units 12 arranged in a 2×2 matrix.
[0038] Specifically, such as Figure 4-5 As shown, each backlight unit 12 includes a light guide plate 121 and a light bar 122 disposed on one side of the light guide plate 121 , and the light bar 122 includes a plurality of LEDs...
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