This paper introduced the Method of Dark-field Illumination to develop poroscopy on the glass, and some factors related to forming of poroscopy were also studied.

文一种常的配光方法―暗视场照明方法，显现光滑平面玻上汗潜指印的汗孔细节，并对实验中影响汗孔细节成的部分因素进行了初步研究。