Fused silica (or fused quartz, or quartz glass) is a type of glass containing primarily silica (SiO2) in amorphous (non-crystalline) form.
Optical properties
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Physical properties
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Optical constants of FUSED SILICA
From RefrectiveIndex.INFO - Refractive index database
Optical constants of FUSED SILICA
Refractive index
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n = 1.45846 Chromatic dispersion
dn/dλ = -0.0352 µm-1 Abbe numbers
Vd = 67.82 Ve = 67.67 |
![[ Figure: Refractive index of FUSED SILICA ]](figures/figures_RI/n_GLASSES_F_SILICA_HO.png)
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Dispersion formula
$$ n^2 - 1 = \frac{0.6961663 λ^2}{λ^2-0.0684043^2} + \frac{0.4079426 λ^2}{λ^2-0.1162414^2} + \frac{0.8974794 λ^2}{λ^2-9.896161^2} $$
Conditions
Room temperature
References
- I. H. Malitson. Interspecimen Comparison of the Refractive Index of Fused Silica, J. Opt. Soc. Am. 55, 1205-1208 (1965) doi:10.1364/JOSA.55.001205
- Handbook of Optics, 3rd edition, Vol. 4. McGraw-Hill 2009 [link]
Reflection calculator
Angle of incidence (0~90°):
Direction: in out
Direction: in out
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Reflectance (at 0.5876 µm)
RS = ... (S-polarized) Reflection phase
ɸ = ...° Brewster's angle
θB = ...° Critical angle
θC = ...° |