我們的鏤空式光路USAF測試板採用極薄的電鑄鎳基底製造。由於圖案區域沒有玻璃,光線僅通過空氣,因此消除了著色與吸收問題。測試板圖案包含群組0元素1到群組3元素6。我們的紫外熔融矽石與螢光USAF測試板可用於多數NUV應用,但鏤空式光路測試板可用於非常深的紫外與遠紅外應用。The electroform pattern is mounted between two circular plates, allowing it to be mounted in our standard optic mount, #64-565.
Number of Line Pairs / mm in USAF Resolving Power Test Target 1951 | ||||
Element | Group No. |
|||
0 | 1 | 2 | 3 | |
1 | 1.00 | 2.00 | 4.00 | 8.00 |
2 | 1.12 | 2.24 | 4.49 | 8.98 |
3 | 1.26 | 2.52 | 5.04 | 10.10 |
4 | 1.41 | 2.83 | 5.66 | 11.30 |
5 | 1.59 | 3.17 | 6.35 | 12.70 |
6 | 1.78 | 3.56 | 7.13 | 14.30 |
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