. Spectroradiometric investigation of the transmission of various substances . Fig. 11 ?.0 ■Transmission of blue-green glasses •5? JJL Bausch & Lomb Optical Co. The transmission curve of a similarglass, Corning blue-purple ultra G 585 (2 = mm) is given incurve A, Fig. 13. These two glasses are remarkable for their extra-ordinarily high, narrow, transmission band at Combinedwith a 1 cm cell of water and an amber glass to eliminate theblue, a very intense band of radiations is transmitted at , which can be used in scientific investigations. Using a solu-tion o
. Spectroradiometric investigation of the transmission of various substances . Fig. 11 ?.0 ■Transmission of blue-green glasses •5? JJL Bausch & Lomb Optical Co. The transmission curve of a similarglass, Corning blue-purple ultra G 585 (2 = mm) is given incurve A, Fig. 13. These two glasses are remarkable for their extra-ordinarily high, narrow, transmission band at Combinedwith a 1 cm cell of water and an amber glass to eliminate theblue, a very intense band of radiations is transmitted at , which can be used in scientific investigations. Using a solu-tion of copper sulphate or cupric chloride, to eliminate the trans-mission band at , leaves a band of high transmission in theviolet. Curve B, Fig. 13, gives the transmission of a pale blue-greenglass, Corning, G 584 (2 = mm). Curve C gives the trans-mission of a light blue-green glass; Corning, G 171 IZ (2 = mm). Cobientz, 1 Transmission of Various Substances Emerson, Long! 665. Fig. 12.—Transmission of blue glasses. ° /.0
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