| 摘要 |
<p>This patent specification describes a novel document illumination apparatus which includes a first light source configured to emit a bundle of light rays, a first lower reflector configured to reflect the bundle of the light rays emitted from the first light source, a first upper reflector configured to reflect the bundle of light rays reflected at the first lower reflector, to gather the bundle of the light rays and to illuminate directly a document and a first nonreflective area, which is located out of a path of the bundle of the light rays, arranged between the first lower and upper reflectors.</p> |
