RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of SUMITA - BOC
K-BOC20

Wavelength: µm
 (0.36 – 2.000)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.8410887-0.015801048λ^{2}+0.055983447λ^{-2}+0.0030905124λ^{-4}-0.00016655999λ^{-6}+2.7794823\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3.96e-07 1.14e-08 -3.48e-10 1e-06 9.73e-10 0.275
nd: 2.00540
Vd: 27.7
density: 4.95 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.6e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8.5e-06 K-1
dPgF: 0.0064
climatic_resistance: 1.0
acid_resistance: 1.0

References

SUMITA Zemax catalog 2017-02-02 (obtained from http://www.sumita-opt.co.jp)
See also SUMITA optical glass data book

Data

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

INFO

SUMITA Optical Glass, Inc.

SUMITA Optical Glass, Inc. is a Japanese glass manufacturer

External links


Glass

External links