Optical constants of (C₅H₈O₂)_n (Poly(methyl methacrylate), PMMA)
Sultanova et al. 2009: n 0.437-1.052 µm

Wavelength: µm

(0.4368 – 1.052)

Derived optical constants

logX logY eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.1819λ^2}{λ^2-0.011313}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20 °C

Comments

20 °C

References

N. Sultanova, S. Kasarova and I. Nikolov. Dispersion properties of optical polymers, Acta Physica Polonica A 116, 585-587 (2009)
(fit of the experimental data with the Sellmeier dispersion formula: Mikhail Polyanskiy)

Data

[Expressions for n] [CSV - comma separated] [TXT - tab separated] [Full database record]

Optical transmission calculator

Thickness:
Calculation method:

Transmittance (at µm)[ i ]

T =

logX logY eV

Reflection calculator

Angle of incidence (0~90°):
Direction: in out

Reflectance (at µm)[ i ]

R_S = (S-polarized)
R_P = (P-polarized)
R = (non-polarized, (R_S+R_P)/2 )

Reflection phase[ i ]

ɸ = °
ɸ_S = °
ɸ_P = °

Brewster's angle[ i ]

θ_B = °

Critical angle[ i ] [ i ]

θ_C = °

INFO

Poly(methyl methacrylate), (C₅H₈O₂)_n

Other names

Poly(methyl methacrylate)
PMMA
Acrylic glass

Trademarks

Plexiglas
Vitroflex
Limacryl
R-Cast
Per-Clax
Perspex
Plazcryl
Acrylex
Acrylite
Acrylplast
Altuglas
Polycast
Oroglass
Lucite

RefractiveIndex.INFO

Refractive index database

Optical constants of (C₅H₈O₂)_n (Poly(methyl methacrylate), PMMA)
Sultanova et al. 2009: n 0.437-1.052 µm

Refractive index[ i ]

Extinction coefficient[ i ]

Derived optical constants

Relative permittivity (dielectric constants)[ i ] [ i ]

Absorption coefficient[ i ] [ i ]

Abbe number[ i ]

Chromatic dispersion[ i ]

Group index[ i ] [ i ]

Group velocity dispersion[ i ] [ i ] [ i ]

Dispersion formula [ i ]

Conditions & Spec sheet

Comments

References

Data

Optical transmission calculator

Transmittance (at µm)[ i ]

Reflection calculator

Reflectance (at µm)[ i ]

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Poly(methyl methacrylate), (C₅H₈O₂)_n

Other names

Trademarks

External links

Optical constants of (C5H8O2)n (Poly(methyl methacrylate), PMMA)Sultanova et al. 2009: n 0.437-1.052 µm

Refractive index[ i ]

Extinction coefficient[ i ]

Derived optical constants

Relative permittivity (dielectric constants)[ i ] [ i ]

Absorption coefficient[ i ] [ i ]

Abbe number[ i ]

Chromatic dispersion[ i ]

Group index[ i ] [ i ]

Group velocity dispersion[ i ] [ i ] [ i ]

Dispersion formula [ i ]

Conditions & Spec sheet

Comments

References

Data

Optical transmission calculator

Transmittance (at µm)[ i ]

Reflection calculator

Reflectance (at µm)[ i ]

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Poly(methyl methacrylate), (C5H8O2)n

Other names

Trademarks

External links

Optical constants of (C₅H₈O₂)_n (Poly(methyl methacrylate), PMMA)
Sultanova et al. 2009: n 0.437-1.052 µm

Poly(methyl methacrylate), (C₅H₈O₂)_n