Bump exposure: Method of increasing highlight contrast when producing a half-tone by removing the screen briefly to remove any dots in the highlight area.
无网曝光：是增加半色调图片的光部对比的方法。摄制时把网片除下作短时间曝光使光部的网点消失。
Bump exposure: Method of increasing highlight contrast when producing a half-tone by removing the screen briefly to remove any dots in the highlight area.
无网曝光：是增加半色调图片的光部对比的方法。摄制时把网片除下作短时间曝光使光部的网点消失。
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