RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of SUMITA - PSF
K-PSFn5(M)

Wavelength: µm
 (0.370 – 2.000)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.480338-0.011368322λ^{2}+0.05808586λ^{-2}+0.0034779702λ^{-4}-0.0001519768λ^{-6}+3.6318702\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 3.38e-06 2.43e-08 -2.21e-10 2.2e-06 1.89e-09 0.277
n_d: 1.91643
V_d: 22.4
glass_code: 921224
density: 5.22 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.08e-05 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.12e-05 K-1
ΔP_gF: 0.0185
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