MR. G. A. SCHOTT ON THE REFLECTION AND REFRACTION OF LIGHT. 871 
§ 9. Kurz (‘Pog'gendorff, Annalen,’ Band 108, p. 588). 
Glass in Air. 
fx = 1-5963 ; A = ‘000, B = -0085, F = - -00016, E = + *074 ; e = -0365. 
)* 
'ZTT 
observed. 
-zzr 
cal¬ 
culated. 
Differ¬ 
ence. 
Differ¬ 
ence, 
Feesnel. 
Differ¬ 
ence, 
Cauchy. 
. X 
c — ~ 
2 
observed. 
a 
cal¬ 
culated. 
Dif¥er- 
ence. 
Differ¬ 
ence, 
Cauchy. 
1 
Differ¬ 
ence, 
Green. 
! 
o 
75 
/ 
0 
0 
23 
10 
O 
25 
42 
O 
— 2 
32 
O 
-2 
28 
o 
-2 
28 
•991 
•981 
±•010 
±•007 
±•001 
73 
0 
21 
54 
22 
52 
-0 
58 
-0 
58 
-0 
58 
•991 
•977 
±•014 
±■014 
±■011 
71 
0 
18 
9 
20 
1 
-1 
52 
-1 
45 
-1 
45 
■986 
•972 
±•014 
±•014 
±•011 
69 
0 
15 
41 
17 
6 
-1 
25 
-1 
24 
-1 
17 
■985 
•966 
±•019 
+ •019 
±•016 
67 
0 
12 
26 
14 
8 
-1 
42 
-1 
42 
-1 
33 
•975 
•957 
±•018 
±•017 
±•014 
65 
0 
9 
54 
11 
8 
-1 
14 
-1 
02 
-1 
22 
•961 
•944 
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±•016 
±•013 
64 
0 
9 
42 
9 
38 
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4 
+ 0 
18 
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4 
•953 
•935 
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63 
0 
7 
7 
8 
8 
-1 
1 
-0 
45 
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1 
•933 
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62 
0 
6 
34 
6 
38 
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15 
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61 
0 
4 
56 
5 
11 
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15 
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60 
0 
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1 
3 
47 
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14 
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49 
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14 
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59 
30 
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8 
3 
9 
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42 
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59 
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2 
31 
2 
35 
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4 
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52 
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58 
30 
2 
10 
2 
10 
0 
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17 
0 
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58 
0 
1 
58 
1 
58 
0 
bl 
52 
0 
•503 
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57 
30 
2 
2 
2 
4 
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2 
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22 
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3 
■393 
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•000 
•000 
57 
0 
2 
13 
2 
25 
-0 
12 
+ 0 
46 
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13 
•318 
•307 
±•011 
±•016 
±•015 
56 
30 
2 
54 
2 
56 
-0 
2 
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42 
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2 
•217 
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56 
0 
3 
2 
3 
32 
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3 
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31 
•219 
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55 
30 
3 
38 
4 
11 
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33 
-0 
7 
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34 
•181 
•156 
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55 
0 
4 
21 
4 
53 
-0 
32 
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10 
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32 
•151 
•132 
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54 
0 
5 
49 
6 
17 
-0 
28 
-0 
12 
-0 
29 
•108 
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53 
0 
6 
56 
7 
44 
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48 
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35 
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48 
•091 
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52 
0 
8 
51 
9 
10 
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19 
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9 
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51 
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9 
50 
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45 
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38 
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50 
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39 
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1 
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22 
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15 
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48 
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14 
9 
14 
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38 
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33 
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46 
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16 
28 
17 
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44 
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54 
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42 
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22 
16 
22 
27 
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11 
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40 
0 
24 
51 
24 
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38 
0 
27 
0 
26 
53 
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+ 0 
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• • 
» • 
• • 
• • 
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36 
0 
28 
49 
28 
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• • 
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« • 
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34 
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30 
0 
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3 
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e error . 
• • 
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±37 
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±•0056 
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±•0051 
