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10. Tables
10. Tables
Table 1
°C
nD
10
1.33369
11
1.33364
12
1.33358
13
1.33352
14
1.33346
15
1.33339
16
1.33331
17
1.33324
18
1.33316
19
1.33307
20
1.33299
21
1.33290
22
1.33280
23
1.33271
24
1.33261
25
1.33250
Dispersion table for Abbe-refractometer:
Equation: nF - nC = A + B x a
Table 2
nD
A
1.30000
0.02496
1.31000
0.02490
1.32000
0.02485
1.33000
0.02480
1.34000
0.02476
1.35000
0.02471
1.36000
0.02466
1.37000
0.02462
32
Refracting Index and Dispersion of destilled water accor-
ding to the temperature.
nF - nC
°C
0.00600
26
0.00600
27
0.00599
28
0.00599
29
0.00599
30
0.00599
31
0.00598
32
0.00598
33
0.00598
34
0.00597
35
0.00597
36
0.00597
37
0.00597
38
0.00596
39
0.00596
40
0.00596
B
0.02901
0.02889
0.02876
0.02861
0.02845
0.02828
0.02810
0.02790
nD
1.33240
1.33229
1.33217
1.33206
1.33194
1.33182
1.33170
1.33157
1.33144
1.33131
1.33117
1.33104
1.33090
1.33075
1.33061
For Z = 0 .. 30 Plus sign (+) for a
For Z = 30 .. 60 Minus sign (-) for a
Table 3
Z
a
0
0.000
1
0.999
2
0.995
3
0.988
4
0.978
5
0.966
6
0.951
7
0.934
nF - nC
0.00596
0.00595
0.00595
0.00594
0.00594
0.00594
0.00593
0.00593
0.00593
0.00592
0.00592
0.00591
0.00591
0.00591
0.00590
Z
60
59
58
57
56
55
54
53
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