| 摘要 |
PURPOSE:To realize an LED head of high resolving power using an LED array low in resolving power. CONSTITUTION:LED arrays 8, 10 each of which has resolving power of 300 DPI are mounted on two substrates and light images are contracted to 1/2 by ocellar lens arrays 12, 14 to be formed on a photosensitive drum 2 on one straight line through a half mirror 16. |
