TABLE VIII F. 



165 



Table VIII f.— Obser\t:d Transmission at Certain Regions or the Infra-red 

 Spectrum, Using the Large Spectrometer, and the Prism at Variable Devi- 

 ation, AS Explained in the Text— Continued. 



J.<i>0 





Thickness of \ 

 cell in mm. ] 



0.01 



0.02 



^•w 



0.01 



0.01 



0.0 1 



0.01 



us 



0.01 



0.01 



0.01 



0.01 





0.01 



00 



0.16 



7.80 

 7.84 

 7.88 

 7.91 

 7.95 

 8.00 

 8.04 

 8.08 

 8.12 

 8.16 

 8.19 

 8.23 

 8.27 

 8.35 

 8.41 



68.3 



'ei.V 



50.0. 

 56.0 

 69.0 



78.0 



Per cent transmission. 



81.0 

 S.4 

 50.0 

 55.0 

 56.8 

 58.5 

 40.0 

 20.6 

 26.0 

 38.5 

 64.0 

 80.0 



78.0 



-ffi 



