LIGHT GUIDE, LIGHT SOURCE UNIT, ILLUMINATING DEVICE, AND DISPLAY DEVICE
First Claim
Patent Images
1. A light guide for guiding received light inside, comprising:
- a light receiving portion for receiving light; and
a wall portion contiguous with the light receiving portion, whereinthe light receiving portion has a light receiving surface at a floor surface side thereof and includes a reflective surface in a shape of a curved surface for reflecting light toward the wall portion, andthe wall portion includes a side wall having a light path changing processed surface for changing a light path of light inside to a light path suitable for outward emission.
1 Assignment
0 Petitions
Accused Products
Abstract
A light guide (20) has a light receiving portion (21) for receiving light and a wall portion (22) contiguous therewith. The light receiving portion (21) has a light receiving surface on its floor surface (23) side, and includes a reflective surface (21a) in the shape of a curved surface for reflecting light toward the wall portion (22). The wall portion (22) includes a side wall (22S) having a coarse surface (25) for changing the light path of the light inside to one suitable for outward emission.
-
Citations
21 Claims
-
1. A light guide for guiding received light inside, comprising:
-
a light receiving portion for receiving light; and a wall portion contiguous with the light receiving portion, wherein the light receiving portion has a light receiving surface at a floor surface side thereof and includes a reflective surface in a shape of a curved surface for reflecting light toward the wall portion, and the wall portion includes a side wall having a light path changing processed surface for changing a light path of light inside to a light path suitable for outward emission. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 21)
-
-
19. (canceled)
Specification