| 摘要 |
<p>Test chamber comprises a mechanical filter (18), extending along the irradiation source (14), which evens-out light intensity incident on the sample holder (12). The filter (18) is located between them (12, 18). This filter is a perforated- or slotted plate. It has a concave-, channel-like- or straight geometric form. In cross section it has a curved or open, trapezoidal geometry.</p> |
