感光测定(Sensitometry) 系确定胶片或相纸的条件时采用。于曝光、显影之后,视其密度以测定胶片、相纸的感光度、阶调等。
【摘要】: 正 感光测定部分(一) 感光测定(Sensitometry) 感光材料对光的响应能力,即灵敏度的客观研究称为感光测定,它包括测定感光材料所接收到的曝光量,以及感光材料最终形成的影象。
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本文主要叙述以下二个题目,即感光测定和化学分析。
This paper mainly discusses the sensitometry and chemical analysis routine work in motion picture film processing.
目的建立以焦点胶片距离的改变,取得X线阶段曝光的屏片体系感光测定方法。
Purpose To establish a screen film system sensitometric method of X ray scale exposure by changing the distance between focus and film.
在感光测定中,一般都用图解的方法从感光特性曲线上求出感光度、反差系数等特性数值。
In sensitometry, the characteristic values of sensitivity and contrast coefficient are generally, obtained from photographic characteristic curve graphically.
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