Optical constants

Refractive index of J-LASF03 (HIKARI)

J-LASF03: n,k 0.365–2.058 µm

Data
formula 3 + tabulated k
Range
0.365–2.058 µm
Temperature
296 K
Licence
CC0-1.0

Plot

Click the plot to set the calculator wavelength.

At one wavelength

Range 0.365–2.058 µm
Refractive index n
1.8061
Extinction coefficient k
2.45299e-08
Permittivity ε1
3.26198
Permittivity ε2
8.86068e-08
Absorption coefficient α
0.00524595 cm⁻¹
Penetration depth δ = λ/(2πk)
3.81246e+09 nm
Abbe number Vd
40.975
Chromatic dispersion dn/dλ
-0.100431 µm⁻¹
Group index ng
1.86511
Group velocity dispersion
188.36 fs²/mm
Dispersion parameter D
-1027.6 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-LASF03 (HIKARI): J-LASF03
hikari_j_lasf03 = ls.fetch_refractiveindex("specs", "HIKARI-optical", "J-LASF03", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(hikari_j_lasf03.range_nm)  # (365.015, 2058.09) nm
eps = hikari_j_lasf03.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=3.17262102−0.0144956612⁢λ2.0−0.000148050666⁢λ4.0+0.0302384298⁢λ−2.0+0.000795161351⁢λ−4.0−3.21543048×10-6⁢λ−6.0+3.05533181×10-6⁢λ−8.0

Valid from 0.365015 to 2.05809 µm.

Coefficients as stored
CiValue
C13.17262102
C2-0.0144956612
C32.0
C4-0.000148050666
C54.0
C60.0302384298
C7-2.0
C80.000795161351
C9-4.0
C10-3.21543048e-06
C11-6.0
C123.05533181e-06
C13-8.0

Comments and conditions

Conditions

temperature
296 K

Properties

thermal dispersion
type: formula A, coefficients: 5.2889e-06 1.4467e-08 -2.278e-12 7.4017e-07 9.0018e-10 0.2219
nd
1.806100
Vd
40.975266
density
value: 4310
thermal expansion
value: 5.2e-06, temperature range: 243 343
dPgF
-0.0068
resistance
phosphate: 1.0

Thermo-optic coefficient

  • Schott thermal-dispersion model (reference temperature 296.0 K): dn/dT = 4.61e-06 K⁻¹ at 633 nm, dn/dT = 3.49e-06 K⁻¹ at 1310 nm, dn/dT = 3.39e-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 421 wavelengths, the same grid as the API and the library
J-LASF03 (HIKARI), J-LASF03: n and k versus wavelength
λ (µm)nk
0.3650151.8576259.134399e-07
0.3666011.8568068.436527e-07
0.3681931.8559987.735624e-07
0.3697931.85527.031677e-07
0.371.8550976.940500e-07
0.3713991.8544126.607510e-07
0.3730131.8536346.223558e-07
0.3746331.8528665.837939e-07
0.3762611.8521085.450644e-07
0.3778951.8513595.061667e-07
0.3795371.8506194.670999e-07
0.381.8504124.560800e-07
0.3811861.8498884.363034e-07
0.3828421.8491674.086837e-07
0.3845051.8484543.809439e-07
0.3861751.847753.530837e-07
0.3878531.8470553.251024e-07
0.3895381.8463682.969996e-07
0.391.8461812.892900e-07
0.391231.8456892.791842e-07
0.392931.8450192.652204e-07
0.3946371.8443562.511958e-07
0.3963511.8437012.371104e-07
0.3980731.8430542.229637e-07
0.3998021.8424152.087556e-07
0.41.8423432.071300e-07
0.4015391.8417832.006209e-07
0.4032831.8411591.932431e-07
0.4050351.8405421.858332e-07
0.4067951.8399321.783911e-07
0.4085621.8393291.709166e-07
0.4103371.8387331.634097e-07
0.412121.8381441.558702e-07
0.413911.8375621.482980e-07
0.4157081.8369861.406928e-07
0.4175141.8364171.330546e-07
0.4193281.8358541.253833e-07
0.421.8356481.225400e-07
0.4211491.8352981.205922e-07
0.4229791.8347481.174918e-07
0.4248171.8342041.143779e-07
0.4266621.8336661.112506e-07
0.4285161.8331341.081096e-07
0.4303771.8326081.049550e-07
0.4322471.8320871.017866e-07
0.4341251.8315739.860455e-08
0.436011.8310649.540864e-08
0.4379051.8305619.219885e-08
0.4398071.8300638.897511e-08
0.441.8300138.864800e-08
0.4417181.829578.642518e-08
0.4436371.8290838.394180e-08
0.4455641.8286018.144763e-08
0.4474991.8281247.894263e-08
0.4494431.8276537.642675e-08
0.4513961.8271867.389994e-08
0.4533571.8267257.136215e-08
0.4553261.8262686.881334e-08
0.4573041.8258166.625345e-08
0.4592911.8253696.368244e-08
0.461.8252116.276500e-08
0.4612861.8249266.169405e-08
0.463291.8244896.002567e-08
0.4653031.8240555.835005e-08
0.4673241.8236275.666714e-08
0.4693541.8232025.497693e-08
0.4713931.8227825.327937e-08
0.4734411.8223675.157444e-08
0.4754981.8219554.986210e-08
0.4775641.8215484.814232e-08
0.4796381.8211454.641507e-08
0.481.8210764.611400e-08
0.4817221.8207474.489523e-08
0.4838151.8203524.341411e-08
0.4859171.8199614.192656e-08
0.4880271.8195744.043255e-08
0.4901481.8191913.893204e-08
0.4922771.8188123.742502e-08
0.4944151.8184373.591145e-08
0.4965631.8180653.439130e-08
0.4987211.8176983.286455e-08
0.51.8174823.195900e-08
0.5008871.8173333.185931e-08
0.5030631.8169733.161477e-08
0.5052481.8166163.136918e-08
0.5074431.8162623.112251e-08
0.5096481.8159123.087478e-08
0.5118621.8155663.062596e-08
0.5140861.8152233.037607e-08
0.5163191.8148833.012509e-08
0.5185621.8145462.987302e-08
0.5208151.8142132.961986e-08
0.5230771.8138832.936559e-08
0.5253491.8135562.911022e-08
0.5276321.8132322.885375e-08
0.5299241.8129112.859615e-08
0.5322261.8125942.833744e-08
0.5345381.8122792.807761e-08
0.536861.8119672.781664e-08
0.5391931.8116592.755454e-08
0.5415351.8113532.729131e-08
0.5438871.811052.702693e-08
0.546251.810752.676140e-08
0.5486231.8104532.649472e-08
0.551.8102822.634000e-08
0.5510071.8101592.629154e-08
0.55341.8098672.617631e-08
0.5558041.8095782.606057e-08
0.5582191.8092922.594434e-08
0.5606441.8090082.582760e-08
0.563081.8087272.571035e-08
0.5655261.8084492.559259e-08
0.5679821.8081732.547432e-08
0.570451.8078992.535554e-08
0.5729281.8076282.523624e-08
0.5754171.807362.511642e-08
0.5779171.8070942.499609e-08
0.5804271.806832.487522e-08
0.5829491.8065692.475384e-08
0.5854811.806312.463193e-08
0.5880251.8060542.450948e-08
0.5905791.8057992.438651e-08
0.5931451.8055472.426300e-08
0.5957221.8052972.413896e-08
0.598311.805052.401437e-08
0.61.804892.393300e-08
0.6009091.8048042.396926e-08
0.6035191.8045612.407342e-08
0.6061411.804322.417803e-08
0.6087741.8040812.428310e-08
0.6114191.8038442.438862e-08
0.6140751.8036092.449460e-08
0.6167431.8033762.460104e-08
0.6194221.8031462.470795e-08
0.6221131.8029172.481531e-08
0.6248161.802692.492315e-08
0.627531.8024652.503145e-08
0.6302561.8022422.514022e-08
0.6329941.8020212.524947e-08
0.6357441.8018012.535919e-08
0.6385061.8015842.546938e-08
0.641281.8013682.558006e-08
0.6440661.8011542.569122e-08
0.6468641.8009422.580286e-08
0.6496741.8007322.591498e-08
0.651.8007082.592800e-08
0.6524961.8005232.602754e-08
0.6553311.8003172.614058e-08
0.6581781.8001112.625412e-08
0.6610371.7999082.636815e-08
0.6639081.7997062.648267e-08
0.6667931.7995062.659769e-08
0.6696891.7993072.671321e-08
0.6725991.799112.682923e-08
0.6755211.7989152.694576e-08
0.6784551.7987212.706279e-08
0.6814031.7985292.718033e-08
0.6843631.7983382.729839e-08
0.6873361.7981492.741695e-08
0.6903221.7979612.753603e-08
0.6933211.7977752.765563e-08
0.6963331.797592.777574e-08
0.6993581.7974072.789638e-08
0.71.7973682.792200e-08
0.7023961.7972242.878592e-08
0.7054471.7970442.988624e-08
0.7085121.7968653.099135e-08
0.711591.7966873.210125e-08
0.7146811.796513.321598e-08
0.7177861.7963353.433555e-08
0.7209041.7961613.545998e-08
0.7240361.7959893.658930e-08
0.7271811.7958173.772353e-08
0.730341.7956473.886268e-08
0.7335131.7954784.000678e-08
0.73671.7953114.115585e-08
0.73991.7951444.230991e-08
0.7431141.7949794.346899e-08
0.7463421.7948154.463310e-08
0.7495851.7946524.580227e-08
0.7528411.7944914.697651e-08
0.7561121.794334.815586e-08
0.7593961.7941714.934034e-08
0.7626951.7940135.052995e-08
0.7660091.7938565.172474e-08
0.7693361.7936995.292472e-08
0.7726791.7935445.412990e-08
0.7760351.793395.534033e-08
0.7794071.7932385.655601e-08
0.7827931.7930865.777698e-08
0.7861931.7929355.900325e-08
0.7896091.7927856.023484e-08
0.7930391.7926366.147179e-08
0.7964841.7924886.271411e-08
0.7999441.7923416.396182e-08
0.81.7923396.398200e-08
0.8034191.7921956.277581e-08
0.8069091.792056.154456e-08
0.8104151.7919066.030796e-08
0.8139351.7917635.906599e-08
0.8174711.791625.781862e-08
0.8210231.7914795.656583e-08
0.8245891.7913385.530760e-08
0.8281721.7911985.404390e-08
0.8317691.7910595.277472e-08
0.8353831.7909215.150002e-08
0.8390121.7907845.021978e-08
0.8426571.7906484.893398e-08
0.8463171.7905124.764260e-08
0.8499941.7903774.634560e-08
0.8536871.7902434.504297e-08
0.8573951.790114.373469e-08
0.861121.7899774.242071e-08
0.8648611.7898454.110104e-08
0.8686181.7897143.977562e-08
0.8723911.7895843.844445e-08
0.8761811.7894543.710750e-08
0.8799881.7893253.576474e-08
0.8838111.7891963.441614e-08
0.887651.7890693.306169e-08
0.8915061.7889423.170135e-08
0.8953791.7888153.033510e-08
0.8992691.788692.896292e-08
0.91.7886662.870500e-08
0.9031751.7885652.906015e-08
0.9070991.788442.949896e-08
0.911041.7883162.993969e-08
0.9149981.7881933.038232e-08
0.9189721.788073.082688e-08
0.9229651.7879483.127337e-08
0.9269741.7878273.172181e-08
0.9310011.7877063.217218e-08
0.9350461.7875853.262452e-08
0.9391081.7874653.307882e-08
0.9431881.7873463.353509e-08
0.9472851.7872273.399335e-08
0.95141.7871083.445360e-08
0.9555331.786993.491584e-08
0.9596841.7868733.538010e-08
0.9638531.7867563.584637e-08
0.9680411.7866393.631467e-08
0.9722461.7865233.678500e-08
0.976471.7864083.725737e-08
0.9807121.7862933.773180e-08
0.9849721.7861783.820829e-08
0.9892511.7860643.868685e-08
0.9935491.785953.916748e-08
0.9978651.7858363.965021e-08
11.785783.988900e-08
1.00221.7857233.976583e-08
1.006551.785613.952206e-08
1.010931.7854983.927724e-08
1.015321.7853863.903134e-08
1.019731.7852743.878438e-08
1.024161.7851623.853635e-08
1.028611.7850513.828724e-08
1.033081.7849413.803705e-08
1.037561.784833.778577e-08
1.042071.784723.753340e-08
1.04661.784613.727993e-08
1.051151.7845013.702537e-08
1.055711.7843913.676969e-08
1.06031.7842823.651291e-08
1.06491.7841733.625501e-08
1.069531.7840653.599599e-08
1.074181.7839573.573584e-08
1.078841.7838493.547456e-08
1.083531.7837413.521215e-08
1.088241.7836333.494860e-08
1.092961.7835263.468391e-08
1.097711.7834183.441806e-08
1.102481.7833113.415106e-08
1.107271.7832043.388290e-08
1.112081.7830983.361357e-08
1.116911.7829913.334308e-08
1.121761.7828853.307141e-08
1.126641.7827783.279856e-08
1.131531.7826723.252452e-08
1.136451.7825663.224929e-08
1.141381.782463.197287e-08
1.146341.7823543.169525e-08
1.151321.7822493.141642e-08
1.156321.7821433.113638e-08
1.161351.7820383.085512e-08
1.166391.7819323.057264e-08
1.171461.7818273.028894e-08
1.176551.7817213.000400e-08
1.181661.7816162.971782e-08
1.186791.7815112.943040e-08
1.191951.7814052.914173e-08
1.197131.78132.885181e-08
1.21.7812422.869100e-08
1.202331.7811952.939878e-08
1.207551.7810893.098648e-08
1.21281.7809843.258107e-08
1.218071.7808793.418259e-08
1.223361.7807743.579107e-08
1.228671.7806683.740653e-08
1.234011.7805633.902901e-08
1.239371.7804574.065854e-08
1.244751.7803524.229515e-08
1.250161.7802464.393887e-08
1.255591.7801414.558973e-08
1.261051.7800354.724777e-08
1.266531.7799294.891300e-08
1.272031.7798235.058547e-08
1.277551.7797175.226521e-08
1.28311.7796115.395224e-08
1.288681.7795045.564660e-08
1.294281.7793985.734832e-08
1.29991.7792915.905743e-08
1.305551.7791856.077397e-08
1.311221.7790786.249797e-08
1.316911.7789716.422946e-08
1.322641.7788636.596846e-08
1.328381.7787566.771502e-08
1.334151.7786486.946917e-08
1.339951.778547.123094e-08
1.345771.7784327.300037e-08
1.351621.7783247.477748e-08
1.357491.7782157.656231e-08
1.363381.7781067.835489e-08
1.369311.7779978.015527e-08
1.375261.7778888.196346e-08
1.381231.7777788.377951e-08
1.387231.7776688.560344e-08
1.393261.7775588.743531e-08
1.399311.7774488.927512e-08
1.41.7774358.948500e-08
1.405391.7773379.086836e-08
1.411491.7772269.243575e-08
1.417631.7771149.400995e-08
1.423781.7770029.559099e-08
1.429971.776899.717890e-08
1.436181.7767789.877371e-08
1.442421.7766651.003754e-07
1.448691.7765521.019841e-07
1.454981.7764381.035998e-07
1.46131.7763241.052225e-07
1.467651.7762091.068523e-07
1.474031.7760951.084891e-07
1.480431.7759791.101330e-07
1.486861.7758641.117841e-07
1.493321.7757471.134424e-07
1.499811.7756311.151078e-07
1.506321.7755141.167805e-07
1.512871.7753961.184605e-07
1.519441.7752781.201478e-07
1.526041.775161.218423e-07
1.532671.7750411.235443e-07
1.539331.7749211.252536e-07
1.546011.7748011.269704e-07
1.552731.774681.286946e-07
1.559481.7745591.304264e-07
1.566251.7744381.321656e-07
1.573051.7743151.339124e-07
1.579891.7741921.356668e-07
1.586751.7740691.374288e-07
1.593641.7739451.391984e-07
1.61.7738311.408300e-07
1.600571.773821.414599e-07
1.607521.7736951.491717e-07
1.61451.7735691.569171e-07
1.621521.7734431.646960e-07
1.628561.7733161.725088e-07
1.635641.7731881.803556e-07
1.642741.7730591.882364e-07
1.649881.772931.961514e-07
1.657051.77282.041009e-07
1.664251.772672.120848e-07
1.671481.7725382.201035e-07
1.678741.7724062.281570e-07
1.686031.7722742.362454e-07
1.693351.772142.443690e-07
1.700711.7720062.525279e-07
1.70811.7718712.607223e-07
1.715521.7717352.689522e-07
1.722971.7715982.772179e-07
1.730461.7714612.855195e-07
1.737971.7713222.938572e-07
1.745521.7711833.022311e-07
1.753111.7710433.106414e-07
1.760721.7709033.190882e-07
1.768371.7707613.275717e-07
1.776051.7706183.360920e-07
1.783771.7704753.446494e-07
1.791521.770333.532439e-07
1.79931.7701853.618758e-07
1.81.7701723.626500e-07
1.807121.7700393.770127e-07
1.814971.7698923.928524e-07
1.822851.7697444.087609e-07
1.830771.7695954.247384e-07
1.838731.7694444.407854e-07
1.846711.7692934.569021e-07
1.854741.7691414.730888e-07
1.862791.7689884.893459e-07
1.870891.7688345.056735e-07
1.879011.7686795.220721e-07
1.887181.7685225.385419e-07
1.895371.7683655.550833e-07
1.903611.7682065.716965e-07
1.911881.7680475.883819e-07
1.920181.7678866.051398e-07
1.928531.7677246.219705e-07
1.93691.7675616.388743e-07
1.945321.7673976.558516e-07
1.953771.7672316.729026e-07
1.962261.7670656.900276e-07
1.970781.7668977.072271e-07
1.979341.7667287.245013e-07
1.987941.7665587.418505e-07
1.996581.7663867.592751e-07
21.7663187.661800e-07
2.005251.7662138.048253e-07
2.013961.7660398.689324e-07
2.022711.7658649.333181e-07
2.03151.7656879.979835e-07
2.040321.7655091.062930e-06
2.049191.7653291.128158e-06
2.058091.7651481.193670e-06

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
—