Fused silica physical properties

Crystal symmetry:

Density: 2,2 g/cm^3

Optical spectral range: 0.2 - 4.5 mkm

Elastic constants : 10^11 dyn/cm^2 or 10^10 Pa)

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Photolastic constants :

0.1210.270.27000
0.270.1210.27000
0.270.270.121000
000-0.07500
0000-0.0750
00000-0.075

Refraction indices:

The values for refraction coefficients for the given optical wavelengths.

refraction index
wavelength, mkm
0.21.5505
0.251.5074
0.31.4878
0.41.4701
0.451.4656
0.51.4623
0.551.4601
0.61.4580
0.651.4565
0.71.4552
0.81.4533
0.91.4517
11.4504
1.11.4492
1.21.4480
1.51.4446
21.4381
3.41.4089

Sound velocity:

direction polarizationv (10^5 cm/s)
--L5.96

Acousto-optic figure of merit:

sound dir.sound pol.light dir.light pol.M (10^-18 s^3/g)
--Larb.orthog.1.56
--Larb.orthog.1.56