RefractiveIndex.INFO Refractive index database

Shelf

Book

Page

Optical constants of HIKARI - SK (Dense crown)
J-SK11

Wavelength: µm
 (0.280 – 2.400)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.40941529-0.0092912299λ^{2}-9.6509289\text{×}10^{-05}λ^{4}+0.0131170272λ^{-2}+0.000153988355λ^{-4}+4.69136387\text{×}10^{-06}λ^{-6}-2.59660236\text{×}10^{-08}λ^{-8}$$

Data

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

Additional information

n_is_absolute: false
λ_is_vacuum: false
temperature: 23.0 °C
n_d: 1.563840
V_d: 60.706839
density: 3.06 g/cm3
coefficient_of_thermal_expansion_1: 6.4e-06 K-1
ΔP_gF: -0.0014
phosphate_resistance: 1.0

References

1) HIKARI optical glass catalog 2015-04-01
2) HIKARI Zemax catalog

More info - wiki

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

External links

Latest optical glass catalog