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Optical constants of SCHOTT - LLF (Very light flint)
LLF1

Wavelength: µm
 (0.31 – 2.5)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.21640125λ^2}{λ^2-0.00857807248}+\frac{0.13366454λ^2}{λ^2-0.0420143003}+\frac{0.883399468λ^2}{λ^2-107.59306}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 3.25e-07 1.74e-08 -6.12e-11 6.53e-07 2.58e-10 0.233
n_d: 1.54814
V_d: 45.75
glass_code: 548458.294
glass_status: standard
density: 2.94 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.1e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 9.2e-06 K-1
ΔP_gF: -0.0009
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 2.0
phosphate_resistance: 1.0

Comments

lead containing glass type

References

SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets

Data

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

INFO

SCHOTT AG

SCHOTT AG is a German glass manufacturer. SCHOTT also publishes a glass catalog (SCHOTT Optical Glass Datasheets), which is a standard reference for the properties of many optical glasses.

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Glass

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