RefractiveIndex.INFO

Refractive index database


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Optical constants of (C5H8O2)n (Poly(methyl methacrylate), PMMA)
Bodurov et al. 2016: n 0.405-0.635 µm

Wavelength: µm
 (0.405 – 0.635)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{1.1937λ^2}{λ^2-0.0959316^2}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 24 °C
film_thickness: 20 μm
substrate: glass

Comments

20-μm film on glass substrate. 24 °C.

References

I. Bodurov, I. Vlaeva, A. Viraneva, T. Yovcheva, S. Sainov. Modified design of a laser refractometer, Nanoscience & Nanotechnology 16, 31-33 (2016)

Data

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

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

External links