Optical constants

Refractive index of J-SF6HS (HIKARI)

J-SF6HS: n,k 0.3889–2.058 µm

Data
formula 3 + tabulated k
Range
0.3889–2.058 µm
Temperature
296 K
Licence
CC0-1.0

Plot

Click the plot to set the calculator wavelength.

At one wavelength

Range 0.3889–2.058 µm
Refractive index n
1.80517
Extinction coefficient k
3.75584e-08
Permittivity ε1
3.25865
Permittivity ε2
1.35599e-07
Absorption coefficient α
0.00803221 cm⁻¹
Penetration depth δ = λ/(2πk)
2.48997e+09 nm
Abbe number Vd
25.448
Chromatic dispersion dn/dλ
-0.158244 µm⁻¹
Group index ng
1.89816
Group velocity dispersion
327.346 fs²/mm
Dispersion parameter D
-1785.84 ps/(nm·km)
Photon energy
2.11001 eV

ε = (n + ik)², α = 4πk/λ, ng = n − λ dn/dλ, GVD = λ³/(2πc²) d²n/dλ², D = −(λ/c) d²n/dλ². Group-velocity dispersion is given for formula data only.

Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith
import lightsmith as ls

# J-SF6HS (HIKARI): J-SF6HS
hikari_j_sf6hs = ls.fetch_refractiveindex("specs", "HIKARI-optical", "J-SF6HS", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(hikari_j_sf6hs.range_nm)  # (388.865, 2058.09) nm
eps = hikari_j_sf6hs.eps([633])  # complex permittivity

Downloads the original record once (pinned to the imported snapshot) and caches it.

Lightsmith is open source (MIT): Mie, T-matrix, BEM, DDA, FDTD, RCWA, TMM, mode solvers and inverse design behind one spec, on CPU or GPU. GitHub.

Dispersion formula

Polynomial (formula 3), λ in µm
n2=3.11993645−0.0126679163⁢λ2.0+0.0421698355⁢λ−2.0+0.00304768926⁢λ−4.0−0.000420720196⁢λ−6.0+0.000106770582⁢λ−8.0−1.09382035×10-5⁢λ−10.0+5.57077794×10-7⁢λ−12.0

Valid from 0.388865 to 2.05809 µm.

Coefficients as stored
CiValue
C13.11993645
C2-0.0126679163
C32.0
C40.0421698355
C5-2.0
C60.00304768926
C7-4.0
C8-0.000420720196
C9-6.0
C100.000106770582
C11-8.0
C12-1.09382035e-05
C13-10.0
C145.57077794e-07
C15-12.0

Comments and conditions

Conditions

temperature
296 K

Properties

thermal dispersion
type: formula A, coefficients: -5.46222e-06 9.79277e-09 2.28229e-12 1.05026e-06 1.51597e-09 0.288402
nd
1.805180
Vd
25.448348
density
value: 3340
thermal expansion
value: 8.6e-06, temperature range: 243 343
dPgF
0.014
resistance
phosphate: 1.0

Thermo-optic coefficient

  • Schott thermal-dispersion model (reference temperature 296.0 K): dn/dT = -1.34e-06 K⁻¹ at 633 nm, dn/dT = -2.90e-06 K⁻¹ at 1310 nm, dn/dT = -2.99e-06 K⁻¹ at 1550 nm

References

Cite

NIKON Zemax catalog 2017-11 (obtained from http://www.nikon.com); See also HIKARI glass data sheets; Data from the refractiveindex.info database (M. N. Polyanskiy, Sci. Data 11, 94 (2024), doi:10.1038/s41597-023-02898-2)

Data

Computed on 419 wavelengths, the same grid as the API and the library
J-SF6HS (HIKARI), J-SF6HS: n and k versus wavelength
λ (µm)nk
0.3888651.8764217.892513e-07
0.391.8755146.925300e-07
0.3904921.8751256.784669e-07
0.3921271.873856.317914e-07
0.3937681.8725955.849205e-07
0.3954151.871365.378536e-07
0.397071.8701454.905896e-07
0.3987321.8689494.431278e-07
0.41.8680514.069100e-07
0.4004011.867774.028305e-07
0.4020761.866613.857674e-07
0.4037591.8654683.686328e-07
0.4054491.8643423.514266e-07
0.4071451.8632333.341484e-07
0.4088491.8621413.167978e-07
0.410561.8610652.993747e-07
0.4122781.8600042.818786e-07
0.4140041.8589592.643093e-07
0.4157361.8579282.466665e-07
0.4174761.8569122.289499e-07
0.4192231.8559112.111591e-07
0.421.8554722.032500e-07
0.4209781.8549231.994124e-07
0.4227391.853951.924975e-07
0.4245091.852991.855537e-07
0.4262851.8520431.785808e-07
0.4280691.8511081.715787e-07
0.4298611.8501871.645473e-07
0.431661.8492781.574865e-07
0.4334661.8483811.503961e-07
0.435281.8474961.432760e-07
0.4371021.8466231.361262e-07
0.4389311.8457611.289464e-07
0.441.8452651.247500e-07
0.4407681.8449111.235188e-07
0.4426121.8440721.205608e-07
0.4444651.8432431.175903e-07
0.4463251.8424251.146074e-07
0.4481931.8416181.116121e-07
0.4500681.8408211.086042e-07
0.4519521.8400341.055837e-07
0.4538431.8392561.025506e-07
0.4557421.8384899.950479e-08
0.457651.8377319.644623e-08
0.4595651.8369839.337488e-08
0.461.8368149.267700e-08
0.4614881.8362439.123328e-08
0.4634191.8355138.935954e-08
0.4653591.8347928.747796e-08
0.4673061.834088.558850e-08
0.4692621.8333768.369113e-08
0.4712261.832688.178583e-08
0.4731981.8319937.987255e-08
0.4751781.8313157.795127e-08
0.4771671.8306447.602194e-08
0.4791641.8299817.408454e-08
0.481.8297077.327300e-08
0.4811691.8293267.250522e-08
0.4831821.8286797.118245e-08
0.4852051.8280396.985414e-08
0.4872351.8274076.852028e-08
0.4892741.8267826.718083e-08
0.4913221.8261646.583578e-08
0.4933781.8255536.448509e-08
0.4954431.824956.312876e-08
0.4975161.8243536.176675e-08
0.4995981.8237636.039904e-08
0.51.823656.013500e-08
0.5016891.823185.929126e-08
0.5037881.8226035.824233e-08
0.5058971.8220335.718902e-08
0.5080141.8214695.613129e-08
0.510141.8209115.506914e-08
0.5122751.820365.400255e-08
0.5144191.8198145.293149e-08
0.5165711.8192755.185595e-08
0.5187331.8187425.077591e-08
0.5209041.8182144.969135e-08
0.5230841.8176924.860225e-08
0.5252731.8171764.750859e-08
0.5274711.8166654.641035e-08
0.5296791.816164.530752e-08
0.5318951.8156614.420008e-08
0.5341211.8151664.308799e-08
0.5363571.8146774.197126e-08
0.5386011.8141944.084985e-08
0.5408551.8137153.972375e-08
0.5431191.8132413.859293e-08
0.5453921.8127733.745739e-08
0.5476741.8123093.631709e-08
0.5499661.811853.517202e-08
0.551.8118433.515500e-08
0.5522681.8113963.529994e-08
0.5545791.8109463.544767e-08
0.55691.8105023.559602e-08
0.559231.8100613.574499e-08
0.561571.8096263.589459e-08
0.5639211.8091953.604481e-08
0.5662811.8087683.619566e-08
0.568651.8083453.634714e-08
0.571031.8079273.649925e-08
0.573421.8075133.665200e-08
0.575821.8071043.680539e-08
0.5782291.8066983.695942e-08
0.5806491.8062963.711410e-08
0.5830791.8058993.726942e-08
0.5855191.8055053.742540e-08
0.587971.8051163.758202e-08
0.590431.804733.773931e-08
0.5929011.8043483.789725e-08
0.5953821.8039693.805585e-08
0.5978741.8035953.821511e-08
0.61.8032793.835100e-08
0.6003761.8032243.841430e-08
0.6028891.8028573.883705e-08
0.6054121.8024933.926158e-08
0.6079451.8021333.968789e-08
0.610491.8017764.011597e-08
0.6130441.8014234.054585e-08
0.615611.8010734.097753e-08
0.6181861.8007274.141102e-08
0.6207731.8003834.184632e-08
0.6233711.8000434.228344e-08
0.625981.7997074.272239e-08
0.62861.7993734.316318e-08
0.631231.7990434.360581e-08
0.6338721.7987154.405029e-08
0.6365251.7983914.449664e-08
0.6391881.798074.494485e-08
0.6418631.7977524.539494e-08
0.644551.7974374.584691e-08
0.6472471.7971244.630077e-08
0.6499561.7968154.675653e-08
0.651.796814.676400e-08
0.6526761.7965084.695649e-08
0.6554071.7962044.715298e-08
0.658151.7959034.735030e-08
0.6609041.7956054.754845e-08
0.663671.795314.774742e-08
0.6664471.7950174.794723e-08
0.6692361.7947274.814787e-08
0.6720371.7944394.834935e-08
0.674851.7941544.855168e-08
0.6776741.7938714.875485e-08
0.680511.7935924.895888e-08
0.6833581.7933144.916375e-08
0.6862171.7930394.936949e-08
0.6890891.7927664.957608e-08
0.6919731.7924964.978354e-08
0.6948691.7922294.999187e-08
0.6977771.7919635.020107e-08
0.71.7917625.036100e-08
0.7006971.79175.041114e-08
0.7036291.7914395.062210e-08
0.7065741.791185.083394e-08
0.7095311.7909245.104666e-08
0.71251.790675.126027e-08
0.7154821.7904185.147478e-08
0.7184761.7901685.169019e-08
0.7214831.789925.190649e-08
0.7245021.7896755.212371e-08
0.7275341.7894315.234183e-08
0.7305791.789195.256086e-08
0.7336371.7889515.278081e-08
0.7367071.7887135.300168e-08
0.739791.7884785.322348e-08
0.7428861.7882445.344620e-08
0.7459951.7880135.366986e-08
0.7491171.7877835.389445e-08
0.7522521.7875555.411998e-08
0.75541.7873295.434646e-08
0.7585611.7871055.457388e-08
0.7617361.7868835.480226e-08
0.7649231.7866635.503159e-08
0.7681251.7864445.526188e-08
0.7713391.7862275.549313e-08
0.7745671.7860125.572535e-08
0.7778091.7857995.595855e-08
0.7810641.7855875.619272e-08
0.7843321.7853775.642787e-08
0.7876151.7851685.666400e-08
0.7909111.7849625.690112e-08
0.7942211.7847565.713924e-08
0.7975441.7845535.737835e-08
0.81.7844045.755500e-08
0.8008821.7843515.711049e-08
0.8042341.784155.542162e-08
0.8075991.7839525.372569e-08
0.8109791.7837545.202266e-08
0.8143731.7835585.031250e-08
0.8177811.7833644.859518e-08
0.8212041.7831714.687068e-08
0.824641.7829794.513896e-08
0.8280911.7827894.339999e-08
0.8315571.7826014.165374e-08
0.8350371.7824133.990019e-08
0.8385311.7822283.813930e-08
0.8420411.7820433.637104e-08
0.8455641.781863.459538e-08
0.8491031.7816783.281228e-08
0.8526561.7814973.102173e-08
0.8562251.7813182.922368e-08
0.8598081.781142.741811e-08
0.8634061.7809642.560498e-08
0.867021.7807882.378427e-08
0.8706481.7806142.195593e-08
0.8742921.7804412.011994e-08
0.877951.7802691.827627e-08
0.8816251.7800981.642489e-08
0.8853141.7799291.456575e-08
0.8890191.779761.269884e-08
0.892741.7795931.082411e-08
0.8964761.7794278.941540e-09
0.91.7792727.165600e-09
0.9002271.7792627.258147e-09
0.9039951.7790988.792392e-09
0.9077781.7789351.033306e-08
0.9115771.7787741.188017e-08
0.9153921.7786131.343376e-08
0.9192231.7784531.499385e-08
0.9230691.7782951.656047e-08
0.9269321.7781371.813364e-08
0.9308121.777981.971340e-08
0.9347071.7778252.129977e-08
0.9386191.777672.289278e-08
0.9425471.7775162.449245e-08
0.9464911.7773632.609882e-08
0.9504521.7772122.771191e-08
0.954431.7770612.933175e-08
0.9584241.7769113.095837e-08
0.9624351.7767613.259180e-08
0.9664631.7766133.423207e-08
0.9705071.7764663.587920e-08
0.9745691.7763193.753322e-08
0.9786471.7761733.919416e-08
0.9827431.7760284.086206e-08
0.9868551.7758844.253693e-08
0.9909851.7757414.421882e-08
0.9951321.7755984.590774e-08
0.9992971.7754574.760373e-08
11.7754334.789000e-08
1.003481.7753164.755603e-08
1.007681.7751754.715290e-08
1.01191.7750364.674808e-08
1.016131.7748974.634157e-08
1.020381.7747594.593336e-08
1.024651.7746224.552344e-08
1.028941.7744854.511180e-08
1.033251.7743494.469845e-08
1.037571.7742144.428336e-08
1.041911.7740794.386653e-08
1.046271.7739454.344796e-08
1.050651.7738124.302764e-08
1.055051.7736794.260556e-08
1.059461.7735474.218171e-08
1.06391.7734164.175609e-08
1.068351.7732854.132869e-08
1.072821.7731544.089950e-08
1.077311.7730254.046851e-08
1.081821.7728954.003572e-08
1.086351.7727673.960112e-08
1.090891.7726393.916470e-08
1.095461.7725113.872645e-08
1.100041.7723843.828637e-08
1.104651.7722573.784445e-08
1.109271.7721313.740068e-08
1.113911.7720063.695505e-08
1.118571.7718813.650756e-08
1.123251.7717563.605819e-08
1.127961.7716323.560694e-08
1.132681.7715083.515381e-08
1.137421.7713853.469877e-08
1.142181.7712623.424184e-08
1.146961.771143.378299e-08
1.151761.7710183.332222e-08
1.156581.7708963.285952e-08
1.161421.7707753.239489e-08
1.166281.7706543.192831e-08
1.171161.7705343.145978e-08
1.176061.7704143.098929e-08
1.180981.7702943.051683e-08
1.185921.7701753.004239e-08
1.190891.7700562.956597e-08
1.195871.7699372.908755e-08
1.21.7698392.869100e-08
1.200871.7698192.890753e-08
1.20591.7697013.015309e-08
1.210951.7695833.140387e-08
1.216011.7694653.265988e-08
1.22111.7693483.392114e-08
1.226211.7692313.518769e-08
1.231341.7691143.645953e-08
1.23651.7689983.773670e-08
1.241671.7688823.901921e-08
1.246871.7687664.030709e-08
1.252091.768654.160035e-08
1.257331.7685344.289903e-08
1.262591.7684194.420315e-08
1.267871.7683044.551272e-08
1.273181.7681894.682778e-08
1.278511.7680744.814833e-08
1.283861.767964.947442e-08
1.289231.7678455.080605e-08
1.294621.7677315.214325e-08
1.300041.7676175.348606e-08
1.305481.7675035.483448e-08
1.310951.7673895.618854e-08
1.316431.7672755.754827e-08
1.321941.7671625.891369e-08
1.327471.7670486.028483e-08
1.333031.7669356.166170e-08
1.338611.7668216.304434e-08
1.344211.7667086.443276e-08
1.349841.7665956.582699e-08
1.355481.7664816.722706e-08
1.361161.7663686.863299e-08
1.366851.7662557.004480e-08
1.372571.7661427.146251e-08
1.378321.7660297.288617e-08
1.384091.7659167.431578e-08
1.389881.7658037.575137e-08
1.395691.765697.719297e-08
1.41.7656077.826000e-08
1.401541.7655777.893837e-08
1.40741.7654648.152937e-08
1.413291.7653518.413122e-08
1.419211.7652388.674396e-08
1.425141.7651258.936764e-08
1.431111.7650119.200229e-08
1.43711.7648989.464797e-08
1.443111.7647859.730472e-08
1.449151.7646719.997258e-08
1.455221.7645581.026516e-07
1.461311.7644441.053419e-07
1.467421.764331.080434e-07
1.473561.7642171.107562e-07
1.479731.7641031.134803e-07
1.485921.7639891.162159e-07
1.492141.7638741.189629e-07
1.498381.763761.217214e-07
1.504661.7636451.244915e-07
1.510951.7635311.272731e-07
1.517281.7634161.300664e-07
1.523631.7633011.328714e-07
1.531.7631861.356881e-07
1.53641.763071.385166e-07
1.542831.7629541.413569e-07
1.549291.7628391.442091e-07
1.555771.7627221.470733e-07
1.562291.7626061.499494e-07
1.568821.762491.528376e-07
1.575391.7623731.557379e-07
1.581981.7622561.586503e-07
1.58861.7621381.615749e-07
1.595251.7620211.645117e-07
1.61.7619371.666100e-07
1.601931.7619031.687812e-07
1.608631.7617851.763382e-07
1.615361.7616661.839269e-07
1.622121.7615471.915473e-07
1.628911.7614281.991996e-07
1.635731.7613092.068839e-07
1.642571.7611892.146004e-07
1.649451.7610692.223491e-07
1.656351.7609482.301303e-07
1.663281.7608282.379441e-07
1.670241.7607062.457906e-07
1.677231.7605852.536699e-07
1.684251.7604632.615821e-07
1.69131.760342.695275e-07
1.698381.7602182.775062e-07
1.705491.7600942.855182e-07
1.712621.7599712.935637e-07
1.719791.7598473.016430e-07
1.726991.7597223.097560e-07
1.734211.7595973.179030e-07
1.741471.7594723.260841e-07
1.748761.7593463.342994e-07
1.756081.7592193.425491e-07
1.763431.7590933.508333e-07
1.770811.7589653.591522e-07
1.778221.7588373.675059e-07
1.785661.7587093.758946e-07
1.793131.758583.843184e-07
1.81.7584613.920600e-07
1.800641.758453.927744e-07
1.808171.758324.012338e-07
1.815741.758194.097286e-07
1.823341.7580594.182589e-07
1.830971.7579274.268250e-07
1.838631.7577954.354269e-07
1.846331.7576624.440648e-07
1.854051.7575284.527388e-07
1.861811.7573944.614491e-07
1.86961.757264.701959e-07
1.877431.7571244.789793e-07
1.885281.7569884.877994e-07
1.893171.7568524.966565e-07
1.90111.7567145.055506e-07
1.909051.7565765.144820e-07
1.917041.7564385.234507e-07
1.925061.7562985.324570e-07
1.933121.7561585.415009e-07
1.941211.7560185.505827e-07
1.949331.7558765.597025e-07
1.957491.7557345.688605e-07
1.965681.7555915.780568e-07
1.973911.7554475.872915e-07
1.982171.7553035.965650e-07
1.990471.7551586.058772e-07
1.99881.7550126.152284e-07
21.754996.165800e-07
2.007161.7548656.406662e-07
2.015561.7547176.689198e-07
2.0241.7545696.972917e-07
2.032471.7544197.257823e-07
2.040971.7542697.543922e-07
2.049511.7541187.831217e-07
2.058091.7539678.119715e-07

Optical transmission calculator

Free-standing sample in vacuum, normal incidence
Method
Transmittance T
—
Reflectance R
—

Fresnel reflection calculator

Direction
Rp
—
Rs
—
R = (Rp+Rs)/2
—
Phase φp
—
Phase φs
—
Brewster angle θB
—
Critical angle θC
—