Refractive
Indices |
|
![](images/nm.gif)
|
|
![](images/nr.gif)
|
706.5 |
1.56777 |
![](images/nc.gif)
|
656.3 |
1.56948 |
![](images/nc-.gif)
|
643.8 |
1.56996 |
![](images/Nhe-ne.gif)
|
632.8 |
1.57041 |
![](images/ND.gif)
|
589.3 |
1.57241 |
![](images/nd1.gif)
|
587.6 |
1.57250 |
![](images/ne.gif)
|
546.1 |
1.57487 |
![](images/nf.gif)
|
486.1 |
1.57944 |
![](images/nf-.gif)
|
480.0 |
1.58001 |
![](images/ng.gif)
|
435.8 |
1.58491 |
![](images/nh.gif)
|
404.7 |
1.58947 |
![](images/ni.gif)
|
365.0 |
1.59726 |
|
|
|
|
|
|
|
Constants of Dispersion
Formula |
![](images/a0.gif)
|
2.4325095 |
![](images/a1.gif)
|
-8.2983201 10![](images/-3.gif) |
![](images/a2.gif)
|
1.4609976 10![](images/-2.gif) |
![](images/a3.gif)
|
1.5397291 10![](images/-7.gif) |
![](images/a4.gif)
|
3.7275782 10![](images/-5.gif) |
![](images/a5.gif)
|
-1.7621673 10![](images/-6.gif) |
|
Relative Partial Dispersions
|
![](images/pd.gif)
|
0.3028 |
![](images/p%27d.gif)
|
0.2524 |
![](images/pe.gif)
|
0.2382 |
![](images/p%27e.gif)
|
0.2360 |
![](images/pg.gif)
|
0.5490 |
![](images/p%27g.gif)
|
0.4872 |
|
![](images/dorp.gif)
|
![](images/pf.gif)
|
0.0007 |
![](images/pgf.gif)
|
0.0012 |
|
Chemical
Properties |
|
Grade |
![](images/rc(s).gif)
|
1 |
![](images/ra(s).gif)
|
3 |
![](images/dw.gif)
|
1 |
![](images/da.gif)
|
2 |
|
ThermalProperties |
![](images/tg(c).gif)
|
593 |
![](images/ts(c).gif)
|
662 |
![](images/t10145.gif)
|
|
![](images/t1013.gif)
|
|
![](images/a20120.gif)
|
78 |
![](images/a20300.gif)
|
85 |
|
Mechanical
Properties |
![](images/hk.gif)
|
530 |
![](images/fa.gif)
|
0.69 |
![](images/e.gif)
|
7378 |
![](images/g.gif)
|
2972 |
![](images/u.gif)
|
0.241 |
|
Stress-Optical
Coefficient |
![](images/b.gif)
|
|
|
Coloration Code |
![](images/805.gif)
|
35/30 |
|
|
|
Other Properties |
![](images/p.gif)
|
3.18 |
|
|
|
Internal
Transmittance |
![](images/nm.gif)
|
![](images/t5mm.gif)
|
![](images/t10mm.gif)
|
2400 |
0.925 |
0.856 |
2200 |
0.956 |
0.914 |
2000 |
0.976 |
0.953 |
1800 |
0.990 |
0.980 |
1600 |
0.996 |
0.992 |
1400 |
0.998 |
0.996 |
1200 |
0.998 |
0.997 |
1060 |
0.998 |
0.997 |
1000 |
0.998 |
0.997 |
950 |
0.999 |
0.998 |
900 |
0.999 |
0.998 |
850 |
0.999 |
0.998 |
800 |
0.999 |
0.998 |
700 |
0.999 |
0.998 |
650 |
0.999 |
0.998 |
600 |
0.999 |
0.998 |
550 |
0.999 |
0.998 |
500 |
0.999 |
0.998 |
480 |
0.999 |
0.998 |
460 |
0.999 |
0.998 |
440 |
0.999 |
0.998 |
420 |
0.998 |
0.996 |
400 |
0.996 |
0.993 |
390 |
0.993 |
0.986 |
380 |
0.986 |
0.973 |
370 |
0.973 |
0.946 |
360 |
0.963 |
0.927 |
350 |
0.93 |
0.86 |
340 |
0.86 |
0.74 |
330 |
0.74 |
0.55 |
320 |
0.56 |
0.31 |
310 |
0.32 |
0.10 |
300 |
0.04 |
|
290 |
|
|
280 |
|
|
|