# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
# copyright and related rights waived via CC0 1.0

REFERENCES: "H. E. Ives and H. B. Briggs. Optical constants of rubidium and cesium, <a href=\"https://doi.org/10.1364/JOSA.27.000395\"><i>J. Opt. Soc. Am.</i> <b>27</b>, 395-400 (1937)</a>"
DATA:
  - type: tabulated nk
    data: |
        0.2536 0.916 0.143
        0.3126 0.827 0.174
        0.3650 0.671 0.233
        0.4047 0.540 0.320
        0.4358 0.425 0.438
        0.5461 0.278 0.950
        0.5780 0.264 1.123
