| 摘要 |
An exposure lamp (5) is arranged in a housing (2) beneath a glass plate support (8) for a stamp plate blank (7). The glass plate support is formed with two glass plates (10,11) which are arranged one above the other in a spaced apart relationship, forming a gap (12) between them. A cooling air fan (19) is mounted in housing and a cooling air path (18A) is provided in the area of exposure lamp. The two glass plates have different thicknesses, the thinner glass plate is provided adjacent to exposure lamp as a protection, and the thicker glass plate is provided as a support for blank. |
