RefractiveIndex.INFO

Refractive index database

Shelf

Book

Page

Optical constants of HOYA - BaCD (Dense barium crown)
BACD18

Wavelength: µm
 (0.320 – 1.550)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.6365277-0.0097558464λ^{2}+0.017143665λ^{-2}+0.00022592497λ^{-4}+3.0855342\text{×}10^{-06}λ^{-6}+4.5831917\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: 1.93796e-06 0.0 0.0 0.0 0.0 0.0
n_d: 1.63854
V_d: 55.45
glass_code: 639555
density: 3.66 g/cm3
coefficient_of_thermal_expansion_1: 6.9e-06 K-1
coefficient_of_thermal_expansion_2: 8.1e-06 K-1
ΔP_gF: -0.0011
climatic_resistance: 1.0
stain_resistance: 4.0
acid_resistance: 4.0

Comments

General glass Type

References

HOYA Zemax catalog 2017-04-01 (obtained from http://www.hoya-opticalworld.com)

Data

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

INFO

HOYA Corporation

Hoya Corporation is a Japanese company manufacturing optical products.

External links


Glass

External links