BaB2O4 (e) Refractive Index

Optical constants (n, k) of BaB2O4 (e), covering 0.19 – 2.19 μm wavelength range.

Range 0.188 – 2.193 μm
Data Points 75

Optical Constants at Key Wavelengths

632.8 nm (He-Ne)
n = 1.5495
k = 0.0000
589.3 nm (Na-D)
n = 1.5520
k = 0.0000
532 nm
n = 1.5551
k = 0.0000

n, k Dispersion Curves

Data Table (Sampled)

Wavelength (μm)nk
0.18801.745480.00005
0.19431.721010.00000
0.20091.701050.00000
0.20771.684380.00000
0.21471.670200.00000
0.22191.657960.00000
0.22941.647280.00000
0.23721.637880.00000
0.24521.629530.00000
0.25351.622080.00000
0.26201.615390.00000
0.27091.609360.00000
0.28001.603900.00000
0.28951.598950.00000
0.29921.594430.00000
0.30931.590310.00000
0.31981.586540.00000
0.33061.583080.00000
0.34171.579900.00000
0.35331.576980.00000
0.36521.574280.00000
0.37751.571800.00000
0.39031.569500.00000
0.40341.567370.00000
0.41711.565410.00000
0.43111.563580.00000
0.44571.561890.00000
0.46071.560330.00000
0.47631.558870.00000
0.49241.557510.00000
0.50901.556250.00000
0.52621.555080.00000
0.54391.553980.00000
0.56231.552960.00000
0.58131.552010.00000
0.60091.551120.00000
0.62121.550290.00000
0.64221.549520.00000
0.66381.548790.00000
0.68621.548110.00000
0.70941.547470.00000
0.73341.546870.00000
0.75811.546310.00000
0.78371.545780.00000
0.81021.545280.00000
0.83751.544810.00000
0.86581.544370.00000
0.89501.543950.00000
0.92521.543550.00000
0.95641.543180.00000
0.98871.542820.00000
1.02211.542480.00000
1.05661.542150.00000
1.09231.541840.00000
1.12921.541530.00000
1.16731.541240.00000
1.20671.540960.00000
1.24741.540690.00000
1.28951.540420.00000
1.33311.540160.00000
1.37811.539900.00000
1.42461.539650.00000
1.47271.539400.00000
1.52241.539150.00000
1.57381.538900.00000
1.62691.538640.00000
1.68181.538390.00000
1.73861.538130.00000
1.79731.537870.00000
1.85791.537600.00000
1.92071.537320.00000
1.98551.537030.00000
2.05251.536740.00000
2.12181.536430.00000
2.19341.536110.00000

Sampled data (75 points total). Click "Download Full CSV" for complete data.

Notes

Beta barium borate (ß-BaB2O4, BBO). Extraordinary ray (e).

References

1) G. Tamošauskas, G. Beresnevičius, D. Gadonas, A. Dubietis. Transmittance and phase matching of BBO crystal in the 3−5 μm range and its application for the characterization of mid-infrared laser pulses. Opt. Mater. Express 8, 1410-1418 (2018)
2) G. Tamošauskas. β-barium borate (BBO) absorption in the 0.188-6.22 μm range. arXiv:2111.01212 [physics.optics] (2021) (Numerical data kindly provided by Gintaras Tamošauskas)

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