| 摘要 |
PROBLEM TO BE SOLVED: To improve visibility and operability by turning on a liquid-crystal display part and an icon surface of an electronic apparatus at the same time. SOLUTION: This surface lighting system is provided with a liquid-crystal display 30 for displaying specified information, and a touch panel 32 disposed above the liquid-crystal display 30, An icon surface mounted with an icon panel 34a printed with a specified menu for operation and an operation surface for checking displayed contents for operation are formed on the touch panel 32. A light guide plate 10 is provided that is made up by integrally forming a liquid-crystal irradiation part 12 with an icon irradiation part 12, The liquid- crystal irradiation part 12 is extended in a flat-sheet shape between the liquid- crystal display 30 and the touch panel 32. and has an uneven prism surface for causing the light from a light source 20 to come thereinto and guiding and projecting the incoming light toward the liquid-crystal display 30. An icon irradiation part 14 has an uneven prism surface for guiding and projecting the incoming light toward the icon sheet 34a. |
