Operating light- and water-exposure apparatus fluorescent UV-condensation

Practice for conducting natural light exposures under glass. Practice for operating light-exposure apparatus (.xenon-arc type) with and without water for exposure of nonmetallic materials. Practice for operating light- and water-exposure apparatus (fluorescent UV-condensation type) for exposure of nonmetallic materials. 

G 53 Operating Light- and Water-Exposure Apparatus (Fluorescent UV-Condensation Type) for... 

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