RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of SUMITA - SK (Dense crown)
K-SK16RH

Wavelength: µm
 (0.280 – 2.000)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.5853303-0.011740187λ^{2}+0.014496524λ^{-2}+0.0003287161λ^{-4}-1.5804639\text{×}10^{-05}λ^{-6}+1.1016183\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: 3.39e-07 1.49e-08 -2.68e-10 3.99e-07 1.11e-09 0.174
n_d: 1.62041
V_d: 60.3
glass_code: 620603
density: 3.5 g/cm3
coefficient_of_thermal_expansion_1: 6e-06 K-1
coefficient_of_thermal_expansion_2: 7.2e-06 K-1
ΔP_gF: -0.0029
climatic_resistance: 2.0
acid_resistance: 5.0

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