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Optical constants of (C5H8O2)n (Poly(methyl methacrylate), PMMA)
Tsuda et al. 2018: n 0.6–1.0 µm

Wavelength: µm
 (0.6–1)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n=1.470+0.008354λ^{-2}-0.0008309λ^{-4}$$

Comments

MicroChem PMMA resist with a molecular weight of 950,000; Baked at 100 °C for 10 min on a hot plate.

References

S. Tsuda, S. Yamaguchi, Y. Kanamori, and H. Yugami. Spectral and angular shaping of infrared radiation in a polymer resonator with molecular vibrational modes, Opt. Express 26, 6899-6915 (2018)

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