In Refractive Index

Optical constants (n, k) of In, covering 0.34 – 1.77 μm wavelength range.

Range 0.344 – 1.771 μm
Data Points 59

Optical Constants at Key Wavelengths

632.8 nm (He-Ne)
n = 1.1444
k = 5.9422
589.3 nm (Na-D)
n = 1.0490
k = 5.5768
532 nm
n = 0.8575
k = 5.0730
1550 nm (Telecom)
n = 2.1276
k = 11.9384

n, k Dispersion Curves

Data Table (Sampled)

Wavelength (μm)nk
0.34440.400533.37052
0.34930.408133.43024
0.35420.419013.46057
0.35940.424603.53274
0.36470.433443.57601
0.37010.454043.63403
0.37570.459113.70281
0.38150.478863.75890
0.38750.485243.81254
0.39360.502613.87977
0.40000.521183.93340
0.40650.537683.99864
0.41330.557124.03861
0.42030.572864.10222
0.42750.588264.16486
0.43500.603324.22658
0.44280.629504.28909
0.45080.646754.40662
0.45920.671644.46667
0.46790.695984.52597
0.47690.711594.63750
0.48620.745264.69632
0.49590.769954.80550
0.50610.802074.86244
0.51660.825284.96801
0.52760.857485.07299
0.53910.888745.17589
0.55100.945745.23397
0.56360.983965.33556
0.57671.030485.48287
0.59041.048995.57677
0.60481.076175.71473
0.61991.110535.80804
0.63581.144365.94218
0.65251.185206.07492
0.67021.224976.24504
0.68881.293606.37757
0.70851.366956.54741
0.72931.465936.71930
0.75141.622796.90170
0.77491.840557.06312
0.79992.066917.16045
0.82662.216917.23980
0.85512.313707.30433
0.88562.378047.35901
0.91842.391337.46448
0.95372.359237.58722
0.99192.269837.81998
1.03322.192478.05028
1.07812.115908.36523
1.12712.061368.73208
1.18082.060529.12391
1.23982.062269.55264
1.30512.0716610.06438
1.37762.0851910.64650
1.45862.1157611.20163
1.54982.1275811.93845
1.65312.2471012.57177
1.77122.3249413.50575

Sampled data (59 points total). Click "Download Full CSV" for complete data.

Notes

140 K (-133.15 °C)

References

A. G. Mathewson and H. P. Myers. Absolute values of the optical constants of some pure metals. Phys. Scr. 4, 291-292 (1971)

Related Materials (Main)

Ag Ag3AsS3 (e) Ag3AsS3 (o) AgBr AgCl AgGaS2 (e)

Need to measure In thin film thickness?

Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.

View ProductsContact Us