Optical constants of BARBERINI - Sun Protection
D1420 1: S 4020

Wavelength: µm

(0.43583 – 0.65627)

Other optical constants

logX logY eV

Comments

20 °C
Sun Protection Glass; Colour: grey; Application: Neutral Crown Shade C medium tinted sunglare filter with IR- and UV-absorption filter category 2 acc. to DIN EN 1836 (for τ_v < 18% filter category 3)

Data

[CSV - comma separated] [TXT - tab separated] [Full database record]

References

Barberini D1420 1 glass specifications, 2010-08

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 = °

More info - wiki

Barberini GmbH is a German branch of Barberini S.p.A., the Italian company specializing in ophthalmic materials. Barberini GmbH has been formed after Barberini acquired the ophthalmic division of Schott AG in 2010.

Optical constants of BARBERINI - Sun Protection
D1420 1: S 4020

Refractive index[ i ]

Extinction coefficient[ i ]

Other 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 ]

Comments

Data

References

Optical transmission calculator

Transmittance (at µm)[ i ]

Reflection calculator

Reflectance (at µm)[ i ]

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

More info - wiki

External links

Optical constants of BARBERINI - Sun ProtectionD1420 1: S 4020

Refractive index[ i ]

Extinction coefficient[ i ]

Other 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 ]

Comments

Data

References

Optical transmission calculator

Transmittance (at µm)[ i ]

Reflection calculator

Reflectance (at µm)[ i ]

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

More info - wiki

External links

Optical constants of BARBERINI - Sun Protection
D1420 1: S 4020