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Optical constants of HIKARI - PSK (Dense phosphate crown)
Q-PSKH4S

Wavelength: µm
 (0.290 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.50116352-0.0100351892λ^{2}-0.000118900724λ^{4}+0.0127884411λ^{-2}+0.000128777777λ^{-4}+3.72070629\text{×}10^{-06}λ^{-6}-3.09763293\text{×}10^{-08}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 23.0 °C
coefficients_of_thermal_dispersion: -7.3716465e-06 6.45175e-09 1.23959e-12 4.13446e-07 4.33952e-10 0.173535
n_d: 1.592450
V_d: 66.923806
density: 3.28 g/cm3
coefficient_of_thermal_expansion_1: 9e-06 K-1
ΔP_gF: 0.0038
phosphate_resistance: 4.0

Comments

For mold lens

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.

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