BACKLIGHT DEVICE

• Main Author: JEON, SUNG TAK
• Format: Patent
• Language: English; Korean
• Published: 04.11.2015
• Subjects: 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; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-LINEAR OPTICS; NON-PORTABLE LIGHTING DEVICES; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; SYSTEMS THEREOF; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

A backlight device includes a tubular light source for emitting luminous flux, and a light guide plate which includes a first surface which faces the tubular light source and to which the luminous flux emitted from the tubular light source is inputted, a second surface which has a light emission function part to emit the luminous flux inputted from the tubular light source, and a third surface which faces the second surface and is uneven by a fine protrusion which is extended in a direction across the tubular light source. 백 라이트 장치는 광속을 출사시키기 위한 관형 광원; 및 이 관형 광원과 마주보고 있으며 상기 관형 광원으로부터 출사된 광속이 입사하는 제1표면, 상기 관형 광원으로부터 입사된 광속이 출사되는 광 출사 기능부를 갖는 제2 표면, 및 상기 제2 표면과 마주보고 있으며 상기 관형 광원을 교차하는 방향으로 연장되는 미세한 돌기로 울퉁불퉁하게 되어 있는 제3 표면을 갖는 도광판(light-guiding plate)을 포함한다.