Refractive index of (C3H4O2)n (Polylactic acid, PLA)

Optical constants of (C₃H₄O₂)_n (Polylactic acid, PLA)
Bodurov et al. 2016: PDLA; n 0.405–0.635 µm

Wavelength: µm

(0.405–0.635)

Complex refractive index (n+ik)[ i ]

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{0.9809λ^2}{λ^2-0.2123719^2}$$

Conditions & Spec sheet

n_is_absolute: false
wavelength_is_vacuum: false
temperature: 24 °C
film_thickness: 45e-6
substrate: glass

Comments

PDLA. 45-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]

Optical transmission calculator

Wavelength: µm
Thickness:
Calculation method:

Transmittance[ i ]

T =

LogX LogY eV

Reflection calculator

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

Reflectance[ i ]

P-polarized

R_P =

S-polarized

R_S =

Non-polarized (Rp+Rs)/2

R =

R_P R_S R LogY

Reflection phase[ i ]

ɸ_P = °
ɸ_S = °

Brewster's angle[ i ]

θ_B = °

Critical angle[ i ] [ i ]

θ_C = °

INFO

Polylactic acid, (C₃H₄O₂)_n

Other names

Poly(lactic acid)
Polylactide
PLA

Variations

PLA: Polylactide
PDLA: Poly-D-lactide
PLLA: Poly-L-lactide
PDLLA: Poly-DL-lactide

External links

Polylactic acid - Wikipedia

RefractiveIndex.INFO

Optical constants of (C₃H₄O₂)_n (Polylactic acid, PLA)
Bodurov et al. 2016: PDLA; n 0.405–0.635 µm

Complex refractive index (n+ik)[ i ]

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[ i ]

Reflection calculator

Reflectance[ i ]

P-polarized

S-polarized

Non-polarized (Rp+Rs)/2

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Polylactic acid, (C₃H₄O₂)_n

Other names

Variations

External links

Optical constants of (C3H4O2)n (Polylactic acid, PLA)Bodurov et al. 2016: PDLA; n 0.405–0.635 µm

Complex refractive index (n+ik)[ i ]

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[ i ]

Reflection calculator

Reflectance[ i ]

P-polarized

S-polarized

Non-polarized (Rp+Rs)/2

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Polylactic acid, (C3H4O2)n

Other names

Variations

External links

Optical constants of (C₃H₄O₂)_n (Polylactic acid, PLA)
Bodurov et al. 2016: PDLA; n 0.405–0.635 µm

Polylactic acid, (C₃H₄O₂)_n