ULTRAVIOLET SPECTROSCOPIC TECHNIQUE 



153 



LIGHT SOURCE 



GRATING 



OBJECTIVE MIRROR, 



33-86-40 GRATING MONOCHROMATOR 



Fig. 4-14. Optical path of Bausrh and Lomb grating monochromator. {Bausch ami 

 Lomh Optical Compani).) 



become more widespread as high-quality gratings become more generally 

 available. 



REFERENCES 



Acton, A. P., R. G. Aickin, and x\. S. Bayliss (1936) The continuous absorption 



spectrum of bromine: a new interpretation. J. Chem. Fhys 4- 474-479 

 Agnew J. T., R. G. Franklin, R. E. Benn, and A. Bazarian (1949) Combustion 



studies with the orthicon spectrograph. J. Opt. Soc. Amer., 39- 409-410 

 Aldington, J. N. (1949) The gas arc: a new light source. Trans. Ilium Eng Soc 



London, 14: 1951. 

 Allen, A. J. (1941) A hydrogen arc of high intensity for continuous ultraviolet 



radiation. J. Opt. Soc. Amer., 31: 268-270. 

 Allen A. J., and R. G. Franklin (1939) A hydrogen arc for absorption spectroscopy 



J. Opt. Soc. Amer., 29: 4.53-45,5. 



