Diffuser plate, straight following formula backlight module and display device

The embodiment of the utility model provides a diffuser plate, straight following formula backlight module and display device relates to and shows technical field, adopts this diffuser plate can improve the diffusion homogeneity to the light source, reduces the lamp shadow phenomenon, and further re...

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Bibliographische Detailangaben
Hauptverfasser:	KANG YALING, WANG PEINA
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING FREQUENCY-CHANGING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING LIGHTING MECHANICAL ENGINEERING NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF WEAPONS
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Beschreibung
Zusammenfassung:	The embodiment of the utility model provides a diffuser plate, straight following formula backlight module and display device relates to and shows technical field, adopts this diffuser plate can improve the diffusion homogeneity to the light source, reduces the lamp shadow phenomenon, and further reduce the mixed light height, and reduce the whole thickness of straight following formula backlight module, satisfy slimming display device's demand. This diffuser plate includes: the diffuser plate main part, the diffuser plate has the income plain noodles and play plain noodles of relative setting, the income plain noodles has a plurality of regionally with the perpendicular relative incident of light source, has a plurality of first concave points and/or a plurality of first bump on the incident region, a plurality of second concave points and/or a plurality of second bump have on the play plain noodles, the aperture area of first concave point and second concave point is pi (D2) 2, the bottom surface area of first bump and second bump is pi (D2) 2, pi is the circular constant, and the D value is 5-300 mu m. A preparation that is used for the diffuser plate and includes the straight following formula backlight module and the display device of this diffuser plate.