| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an optical sheet with improved diffusion efficiency of light exiting from a light guide plate, to provide a method for manufacturing an optical sheet, and to provide a liquid droplet discharging device, a planar illumination device, and an electro-optic device. <P>SOLUTION: A spacer lens 17 which diffuses the light entering from a light guide plate 12 toward a liquid crystal panel 2 side is disposed in a region on the entrance face 16s of a sheet substrate 16 having a diffusion lens 18, the region excluding a region opposing to the diffusion lens 18; and the entrance face 16s of the sheet substrate 16 is separated by a separation distance H from the exit face 12b of the light guide plate 12. <P>COPYRIGHT: (C)2007,JPO&INPIT |
