360 



Tables 394-396 



TABLE 394. — Index of Refraction of Rock Salt in Air 



=rt 2 + 



M x M 2 



A 2 — Ai 2 ' A 2 — A* 

 where a?= 2.330165 



^1 = 0.01278685 

 A1 2 = 0.01 48 500 

 ^2=0.005343924 



1 A 2 -Ai 2 ' A 2 — A 2 2 A3 2 — A 2 

 ^2 2 = 0.02 5474 1 4 £ 2 =5.68oi37 



/•=o.ooo9285837 M%= '2059.95 



Z; = 0.000000286086 A3 2 = 3600. (P) 



TABLE 395.— Change of Index of Refraction for 1° C in Units of the 5th Decimal Place 



L Annals of the Astrophysical Observatory 

 of the Smithsonian Institution, Vol. I, 1900. 

 M Martens, Ann. d. Phys. 6, 1901, 8, 1902. 

 Mi Micheli, Ann. d. Phys. 7, 1902. 



P Paschen, Wied. Ann. 26, 1908. 

 PI Pulfrich, Wied. Ann. 45, 1892. 

 RN Rubens and Nichols, Wied. Ann. 60, 1897. 



TABLE 396. — Index of Refraction of SvMte (Potassium Chloride) in Air 



--<?-{- 



M x M 2 /!/, M, M* 



-5 s + -3 > — a-A 2 — //A 4 or = /' 2 4-^ r ,+ — ; n -\ 7, 5 



A 2 — A1 2 ' A 2 — A 2 2 A 2 — A1 2 A 2 — A 2 2 A3 2 — A 2 



(72=2.174967 

 Mi = 0.008344206 

 Ai 2 = O.OI 19082 

 ^2 = 0.00698382 

 W Weller, see Paschen's article 

 Smithsonian Tables. 



Ao 2 =o.o2 5 555o 

 -£=0.000513495 

 ^=0.000000167587 



/>- = 3.8666 1 9 

 ,1/3=5569.715 

 A3 2 = 3292-47 



(P) 



Other references as under Table 395, above. 



