RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of HIKARI - K (Crown)
J-K3

Wavelength: µm
 (0.310 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.27169182-0.00815289465λ^{2}-6.46337623\text{×}10^{-05}λ^{4}+0.0119516164λ^{-2}+0.00017667373λ^{-4}+1.45062194\text{×}10^{-06}λ^{-6}+2.2485209\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3.228e-06 1.2024e-08 -1.9137e-12 5.3014e-07 4.7672e-10 0.20454
n_d: 1.518230
V_d: 58.816848
density: 2.5 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.9e-06 K-1
ΔP_gF: -0.0008
phosphate_resistance: 1.0

References

NIKON Zemax catalog 2017-11 (obtained from http://www.nikon.com)
See also HIKARI glass data sheets

Data

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

INFO

Hikari Glass Co., Ltd.

Hikari Glass Co., Ltd. is a Japanese glass maker, a subsidiary of Nikon Corp.

External links


Glass

External links