— 626 -— 
Solution IL 
t = 7°85 
r 
1,39725 
1,40603 
1,00628 
-0,628 
D 
1,39938 
1,40827 
1,00635 
-0,635 
b 
1,40467 
1,41571 
1,00644 
-0,644 
V 
1,40886 
1,41806 
1,00653 
-0,653 
t = 20°3 
r. 
1,39074 
1,39950 
1,00630 
-0,630 
D 
1,39283 
1,40174 
1,00640 
-0,640 
b 
1,39809 
1,40712 
1,00646 
-0,646 
V 
1,40224 
1,41139 
1,00653 
-0,653 
t = 35°0 
r 
1,38314 
1,39156 
1,00609 
-0,609 
D 
1,38525 
1,39373 
1,00612 
-0,612 
b 
1,39022 
1,39889 
1,00625 
-0,625 
V 
1,39413 
1,40301 
1,00637 
-0,637 
t = 49°2 
r 
1,37542 
1,38374 
1,00605 
-0,605 
D 
1,37750 
1,38589 
1,00609 
-0,609 
b 
1,38236 
1,39096 
1,00622 
-0622 
V 
1,38640 
1,39511 
1,00628 
-0,628 
Solution III. 
t = 9°8 
r 
1,41549 
1,42322 
1,00546 
-0,546 
D 
1,41774 
1,42552 
1,00549 
-0 549 
b 
1,42332 
1,43121 
1,00554 
-0,554 
V 
1,42769 
1,43573 
1,00563 
-0,563 
