26 



ROB. THALEN, 



rOTTT.PTTT? 



LONGUEUR 



ct- 



CD 





PHTTT FTTT? 



LONGUEUR 



1— 1 



£3 

 r-1- 





des 



d'onde. 



£3 



W 





des 



d'onde. 



<X> 



ew 



REMAROUES 



rayons. 



c+-" 





rayons. 



r+-" 



a>s 







4436.4 



3 







' 4495.2 



4 







4435.3 



5 







4381.8 



4 





Indigo 



4414.7 



2 







4369.2 



4 





(suite) 



4280.5 



3 







4359.1 



4 







4265.0 



3 







4351.8 



2 







. 4258.2 



3 





t r 

 Indigo 



4344.4 



2 







' 4234.8 



i 



X 





1000.16 



2 







4227.0 



1 







4337.5 



2 







4083.5 



3 







4336.8 



3 







4083.0 



5 







4289.4 



1 







4079.6 



3 







4274.6 



1 







4062.9 



5 







4253.9 



1 





Violet < 



4054.4 



3 











4048.1 















3 







COBALT, 



(Co). 





4040.5 



3 













4033.9 



5 







6142.5 



3 







4032.8 



5 





Orange < 



6121.2 



3 







4031.7 



3 







6003.5 



2 



large 





4029.4 



2 







5482.4 



4 







3988.0 



5 







5452.0 



3 













5443.0 



3 













5368.0 



3 









(Or). 



Jaune 



5362.5 



5 













5359.5 



5 





Jaune 



| 5409.0 



2 







5352.4 



3 







5342.5 



5 







5351.2 



3 







5341.0 



5 







5342.6 



5 







5318.0 



5 







5342.1 



5 







5313.0 



5 







5279.6 



3 



double 





5296.6 



5 







5267.2 



5 







5296.1 



5 





Vert 



5265.8 



3 



double 





5274.3 



4 







5234.4 



5 





V Lib 



5263.4 



4 







5230.0 



5 







5254.1 



4 







5212.0 



5 







5246.3 



4 







/ 4bo7.0 









5207.6 



1 







4839.0 









5205.2 



1 







4813.5 









5203.7 



1 





Bleu 



4791.7 









4924.0 



4 







4778.7 







Bleu 



( 4653.9 



4 







4748.5 



4 





j 4646.4 



4 







4580.8 



4 





