TE142測試卡提供紙張或紙板模式,如果需要也支持自粘箔。單個元素用于根據特定想法和需要組裝測試板或測試墻。自粘膠帶便于手工測試模式的一個簡單安裝。
為了評價膜的分辨能力,有必要首先來定義放大因子。TE142為測試圖案大小推薦因子數為100倍或159倍。根據薄膜格式(例如,S16:12.3x740mm)。然后測試圖案必須固定在這些限制內,可能結合其他測試模式(如行業星)。
測試模式顯示9個垂直和9個水平組線對,標志為C到K。這些線對的灰度如下因素√2,即行數/毫米每兩級整加一倍。下面的值表示使用較少因素與對應的線對:
TE142/2 | Resolving power in line pairs/mm with factor |
field | original | 50x | 100x | 150x | 200x |
C | 1.4 | 70 | 140 | 210 | 280 |
D | 1.0 | 50 | 100 | 150 | 200 |
E | 0.7 | 35 | 70 | 105 | 140 |
F | 0.5 | 25 | 50 | 75 | 100 |
G | 0.35 | 17.5 | 35 | 52.5 | 70 |
H | 0.25 | 12.5 | 25 | 37.5 | 50 |
I | 0.175 | 8.75 | 17.5 | 26.25 | 35 |
J | 0.125 | 6.25 | 12.5 | 18.75 | 25 |
K | 0.0875 | 4.375 | 8.75 | 13.125 | 17.5 |
TE142/1 | Resolving power in line pairs/mm with factor |
field | original | 50x | 100x | 150x | 200x |
C | 1.4 | 70 | 140 | 210 | 280 |
D | 1.0 | 50 | 100 | 150 | 200 |
E | 0.7 | 35 | 70 | 105 | 140 |
F | 0.5 | 25 | 50 | 75 | 100 |
G | 0.35 | 17.5 | 35 | 52.5 | 70 |
H | 0.25 | 12.5 | 25 | 37.5 | 50 |
I | 0.175 | 8.75 | 17.5 | 26.25 | 35 |
J | 0.125 | 6.25 | 12.5 | 18.75 | 25 |
K | 0.0875 | 4.375 | 8.75 | 13.125 | 17.5 |
TE142/3 | Resolving power in line pairs/mm with factor |
field | original | 50x | 100x | 150x | 200x |
C | 2.0 | 100 | 200 | 300 | 400 |
D | 1.4 | 70 | 140 | 210 | 280 |
E | 1.0 | 50 | 100 | 150 | 200 |
F | 0.7 | 35 | 70 | 105 | 140 |
G | 0.5 | 25 | 50 | 75 | 100 |
H | 0.35 | 17.5 | 35 | 52.5 | 70 |
I | 0.25 | 12.5 | 25 | 37.5 | 50 |
J | 0.175 | 8.75 | 17.5 | 26.25 | 35 |
K | 0.125 | 6.25 | 12.5 | 18.75 | 25 |