Optical constants

Refractive index of J-SFH1 (HIKARI)

J-SFH1: 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
1.80808
Extinction coefficient k
4.66640e-08
Permittivity ε1
3.26917
Permittivity ε2
1.68745e-07
Absorption coefficient α
0.00997954 cm⁻¹
Penetration depth δ = λ/(2πk)
2.00410e+09 nm
Abbe number Vd
22.739
Chromatic dispersion dn/dλ
-0.17679 µm⁻¹
Group index ng
1.91196
Group velocity dispersion
373.128 fs²/mm
Dispersion parameter D
-2035.61 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-SFH1 (HIKARI): J-SFH1
hikari_j_sfh1 = ls.fetch_refractiveindex("specs", "HIKARI-optical", "J-SFH1", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(hikari_j_sfh1.range_nm)  # (388.865, 2058.09) nm
eps = hikari_j_sfh1.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=3.11637039−0.0140103252⁢λ2.0+0.0455295459⁢λ−2.0+0.00379129507⁢λ−4.0−0.000576203793⁢λ−6.0+0.000153793977⁢λ−8.0−1.65780029×10-5⁢λ−10.0+8.814805×10-7⁢λ−12.0

Valid from 0.388865 to 2.05809 µm.

Coefficients as stored
CiValue
C13.11637039
C2-0.0140103252
C32.0
C40.0455295459
C5-2.0
C60.00379129507
C7-4.0
C8-0.000576203793
C9-6.0
C100.000153793977
C11-8.0
C12-1.65780029e-05
C13-10.0
C148.814805e-07
C15-12.0

Comments and conditions

Conditions

temperature
296 K

Properties

thermal dispersion
type: formula A, coefficients: -1.0375e-05 6.4139e-09 -1.6733e-12 1.0398e-06 1.4408e-09 0.30553
nd
1.808090
Vd
22.738831
density
value: 3310
thermal expansion
value: 9.1e-06, temperature range: 243 343
dPgF
0.0226
resistance
phosphate: 1.0

Thermo-optic coefficient

  • Schott thermal-dispersion model (reference temperature 296.0 K): dn/dT = -4.36e-06 K⁻¹ at 633 nm, dn/dT = -5.84e-06 K⁻¹ at 1310 nm, dn/dT = -5.92e-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-SFH1 (HIKARI), J-SFH1: n and k versus wavelength
λ (µm)nk
0.3888651.8901572.180453e-06
0.391.8890761.855400e-06
0.3904921.8886121.809133e-06
0.3921271.8870941.655572e-06
0.3937681.8856031.501369e-06
0.3954151.8841371.346520e-06
0.397071.8826961.191023e-06
0.3987321.881281.034875e-06
0.41.8802199.157200e-07
0.4004011.8798879.051791e-07
0.4020761.8785178.610903e-07
0.4037591.8771698.168170e-07
0.4054491.8758447.723584e-07
0.4071451.8745397.277138e-07
0.4088491.8732566.828823e-07
0.410561.8719926.378632e-07
0.4122781.8707485.926557e-07
0.4140041.8695245.472590e-07
0.4157361.8683185.016724e-07
0.4174761.8671314.558950e-07
0.4192231.8659624.099259e-07
0.421.8654493.894900e-07
0.4209781.864813.817704e-07
0.4227391.8636753.678604e-07
0.4245091.8625583.538922e-07
0.4262851.8614563.398655e-07
0.4280691.8603713.257802e-07
0.4298611.8593013.116359e-07
0.431661.8582462.974324e-07
0.4334661.8572072.831695e-07
0.435281.8561822.688468e-07
0.4371021.8551722.544643e-07
0.4389311.8541762.400215e-07
0.441.8536022.315800e-07
0.4407681.8531932.293075e-07
0.4426121.8522242.238475e-07
0.4444651.8512692.183647e-07
0.4463251.8503262.128590e-07
0.4481931.8493962.073302e-07
0.4500681.8484792.017783e-07
0.4519521.8475741.962031e-07
0.4538431.846681.906046e-07
0.4557421.8457991.849827e-07
0.457651.8449291.793372e-07
0.4595651.8440711.736681e-07
0.461.8438781.723800e-07
0.4614881.8432241.696799e-07
0.4634191.8423871.661756e-07
0.4653591.8415621.626566e-07
0.4673061.8407471.591229e-07
0.4692621.8399421.555743e-07
0.4712261.8391481.520110e-07
0.4731981.8383631.484327e-07
0.4751781.8375891.448394e-07
0.4771671.8368241.412312e-07
0.4791641.8360681.376078e-07
0.481.8357551.360900e-07
0.4811691.8353221.342626e-07
0.4831821.8345851.311142e-07
0.4852051.8338571.279527e-07
0.4872351.8331381.247780e-07
0.4892741.8324271.215899e-07
0.4913221.8317251.183885e-07
0.4933781.8310321.151737e-07
0.4954431.8303471.119455e-07
0.4975161.829671.087038e-07
0.4995981.8290011.054484e-07
0.51.8288731.048200e-07
0.5016891.828341.032140e-07
0.5037881.8276861.012173e-07
0.5058971.827049.921237e-08
0.5080141.8264029.719902e-08
0.510141.8257719.517723e-08
0.5122751.8251489.314699e-08
0.5144191.8245329.110825e-08
0.5165711.8239228.906097e-08
0.5187331.823328.700513e-08
0.5209041.8227248.494069e-08
0.5230841.8221368.286760e-08
0.5252731.8215538.078584e-08
0.5274711.8209787.869537e-08
0.5296791.8204097.659615e-08
0.5318951.8198467.448814e-08
0.5341211.8192897.237132e-08
0.5363571.8187397.024563e-08
0.5386011.8181946.811105e-08
0.5408551.8176566.596753e-08
0.5431191.8171236.381505e-08
0.5453921.8165976.165356e-08
0.5476741.8160765.948302e-08
0.5499661.815565.730339e-08
0.551.8155535.727100e-08
0.5522681.815055.663134e-08
0.5545791.8145465.597935e-08
0.55691.8140475.532463e-08
0.559231.8135535.466717e-08
0.561571.8130655.400696e-08
0.5639211.8125825.334399e-08
0.5662811.8121045.267825e-08
0.568651.811635.200971e-08
0.571031.8111625.133838e-08
0.573421.8106995.066424e-08
0.575821.810244.998728e-08
0.5782291.8097874.930749e-08
0.5806491.8093384.862485e-08
0.5830791.8088934.793935e-08
0.5855191.8084534.725099e-08
0.587971.8080184.655974e-08
0.590431.8075874.586560e-08
0.5929011.807164.516856e-08
0.5953821.8067384.446860e-08
0.5978741.806324.376571e-08
0.61.8059684.316600e-08
0.6003761.8059064.327168e-08
0.6028891.8054974.397755e-08
0.6054121.8050914.468638e-08
0.6079451.804694.539817e-08
0.610491.8042924.611294e-08
0.6130441.8038984.683070e-08
0.615611.8035094.755146e-08
0.6181861.8031234.827524e-08
0.6207731.8027414.900205e-08
0.6233711.8023624.973190e-08
0.625981.8019875.046481e-08
0.62861.8016165.120078e-08
0.631231.8012495.193984e-08
0.6338721.8008855.268198e-08
0.6365251.8005245.342723e-08
0.6391881.8001675.417560e-08
0.6418631.7998135.492711e-08
0.644551.7994635.568175e-08
0.6472471.7991165.643956e-08
0.6499561.7987725.720054e-08
0.651.7987675.721300e-08
0.6526761.7984325.714729e-08
0.6554071.7980955.708020e-08
0.658151.7977615.701284e-08
0.6609041.797435.694519e-08
0.663671.7971025.687726e-08
0.6664471.7967775.680905e-08
0.6692361.7964555.674055e-08
0.6720371.7961365.667177e-08
0.674851.795825.660269e-08
0.6776741.7955075.653333e-08
0.680511.7951965.646368e-08
0.6833581.7948895.639374e-08
0.6862171.7945845.632350e-08
0.6890891.7942825.625297e-08
0.6919731.7939835.618214e-08
0.6948691.7936865.611102e-08
0.6977771.7933935.603960e-08
0.71.793175.598500e-08
0.7006971.7931015.608559e-08
0.7036291.7928135.650876e-08
0.7065741.7925265.693370e-08
0.7095311.7922435.736042e-08
0.71251.7919625.778892e-08
0.7154821.7916835.821922e-08
0.7184761.7914065.865132e-08
0.7214831.7911335.908523e-08
0.7245021.7908615.952095e-08
0.7275341.7905925.995850e-08
0.7305791.7903256.039787e-08
0.7336371.790066.083909e-08
0.7367071.7897986.128215e-08
0.739791.7895386.172707e-08
0.7428861.789286.217385e-08
0.7459951.7890246.262250e-08
0.7491171.7887716.307302e-08
0.7522521.7885196.352543e-08
0.75541.788276.397974e-08
0.7585611.7880226.443594e-08
0.7617361.7877776.489406e-08
0.7649231.7875346.535409e-08
0.7681251.7872926.581605e-08
0.7713391.7870536.627994e-08
0.7745671.7868166.674577e-08
0.7778091.786586.721356e-08
0.7810641.7863476.768329e-08
0.7843321.7861156.815500e-08
0.7876151.7858856.862868e-08
0.7909111.7856576.910434e-08
0.7942211.7854316.958199e-08
0.7975441.7852077.006164e-08
0.81.7850437.041600e-08
0.8008821.7849847.017504e-08
0.8042341.7847636.925954e-08
0.8075991.7845446.834021e-08
0.8109791.7843266.741704e-08
0.8143731.784116.649000e-08
0.8177811.7838966.555908e-08
0.8212041.7836846.462426e-08
0.824641.7834736.368553e-08
0.8280911.7832636.274287e-08
0.8315571.7830566.179627e-08
0.8350371.7828496.084571e-08
0.8385311.7826455.989117e-08
0.8420411.7824425.893263e-08
0.8455641.782245.797009e-08
0.8491031.782045.700351e-08
0.8526561.7818415.603289e-08
0.8562251.7816445.505821e-08
0.8598081.7814485.407945e-08
0.8634061.7812535.309659e-08
0.867021.781065.210962e-08
0.8706481.7808695.111852e-08
0.8742921.7806785.012327e-08
0.877951.7804894.912386e-08
0.8816251.7803014.812026e-08
0.8853141.7801154.711246e-08
0.8890191.779934.610045e-08
0.892741.7797464.508420e-08
0.8964761.7795634.406370e-08
0.91.7793934.310100e-08
0.9002271.7793824.313009e-08
0.9039951.7792024.361227e-08
0.9077781.7790234.409648e-08
0.9115771.7788454.458271e-08
0.9153921.7786684.507098e-08
0.9192231.7784934.556129e-08
0.9230691.7783184.605365e-08
0.9269321.7781454.654807e-08
0.9308121.7779734.704456e-08
0.9347071.7778024.754313e-08
0.9386191.7776324.804379e-08
0.9425471.7774634.854654e-08
0.9464911.7772954.905140e-08
0.9504521.7771284.955836e-08
0.954431.7769625.006745e-08
0.9584241.7767975.057867e-08
0.9624351.7766335.109203e-08
0.9664631.776475.160754e-08
0.9705071.7763085.212520e-08
0.9745691.7761475.264504e-08
0.9786471.7759875.316704e-08
0.9827431.7758285.369123e-08
0.9868551.775675.421762e-08
0.9909851.7755125.474621e-08
0.9951321.7753565.527701e-08
0.9992971.77525.581003e-08
11.7751745.590000e-08
1.003481.7750455.559339e-08
1.007681.7748915.522329e-08
1.01191.7747385.485164e-08
1.016131.7745865.447844e-08
1.020381.7744345.410367e-08
1.024651.7742835.372734e-08
1.028941.7741335.334943e-08
1.033251.7739845.296993e-08
1.037571.7738365.258885e-08
1.041911.7736885.220618e-08
1.046271.7735415.182190e-08
1.050651.7733945.143602e-08
1.055051.7732495.104852e-08
1.059461.7731045.065940e-08
1.06391.7729595.026865e-08
1.068351.7728154.987627e-08
1.072821.7726724.948224e-08
1.077311.772534.908656e-08
1.081821.7723884.868923e-08
1.086351.7722474.829024e-08
1.090891.7721064.788958e-08
1.095461.7719664.748724e-08
1.100041.7718274.708321e-08
1.104651.7716884.667750e-08
1.109271.771554.627008e-08
1.113911.7714124.586096e-08
1.118571.7712754.545013e-08
1.123251.7711384.503758e-08
1.127961.7710024.462331e-08
1.132681.7708664.420730e-08
1.137421.7707314.378955e-08
1.142181.7705964.337005e-08
1.146961.7704624.294879e-08
1.151761.7703284.252578e-08
1.156581.7701944.210099e-08
1.161421.7700614.167442e-08
1.166281.7699294.124607e-08
1.171161.7697974.081593e-08
1.176061.7696654.038399e-08
1.180981.7695333.995024e-08
1.185921.7694023.951467e-08
1.190891.7692723.907728e-08
1.195871.7691413.863806e-08
1.21.7690343.827400e-08
1.200871.7690123.825303e-08
1.20591.7688823.813239e-08
1.210951.7687533.801125e-08
1.216011.7686243.788959e-08
1.22111.7684953.776744e-08
1.226211.7683673.764476e-08
1.231341.7682383.752158e-08
1.23651.7681113.739788e-08
1.241671.7679833.727366e-08
1.246871.7678563.714893e-08
1.252091.7677293.702367e-08
1.257331.7676023.689788e-08
1.262591.7674753.677157e-08
1.267871.7673493.664473e-08
1.273181.7672233.651736e-08
1.278511.7670973.638946e-08
1.283861.7669713.626102e-08
1.289231.7668453.613205e-08
1.294621.766723.600253e-08
1.300041.7665943.587248e-08
1.305481.7664693.574188e-08
1.310951.7663443.561073e-08
1.316431.7662193.547903e-08
1.321941.7660943.534678e-08
1.327471.765973.521398e-08
1.333031.7658453.508063e-08
1.338611.7657213.494671e-08
1.344211.7655963.481224e-08
1.349841.7654723.467720e-08
1.355481.7653473.454159e-08
1.361161.7652233.440542e-08
1.366851.7650993.426868e-08
1.372571.7649753.413137e-08
1.378321.7648513.399348e-08
1.384091.7647263.385502e-08
1.389881.7646023.371597e-08
1.395691.7644783.357635e-08
1.41.7643873.347300e-08
1.401541.7643543.429731e-08
1.40741.764233.744573e-08
1.413291.7641054.060732e-08
1.419211.7639814.378214e-08
1.425141.7638574.697025e-08
1.431111.7637325.017171e-08
1.43711.7636085.338656e-08
1.443111.7634835.661486e-08
1.449151.7633595.985668e-08
1.455221.7632346.311206e-08
1.461311.7631096.638107e-08
1.467421.7629846.966375e-08
1.473561.7628597.296018e-08
1.479731.7627337.627039e-08
1.485921.7626087.959447e-08
1.492141.7624828.293245e-08
1.498381.7623578.628440e-08
1.504661.7622318.965038e-08
1.510951.7621059.303045e-08
1.517281.7619789.642466e-08
1.523631.7618529.983308e-08
1.531.7617251.032558e-07
1.53641.7615981.066928e-07
1.542831.7614711.101441e-07
1.549291.7613431.136100e-07
1.555771.7612161.170903e-07
1.562291.7610881.205852e-07
1.568821.7609591.240947e-07
1.575391.7608311.276190e-07
1.581981.7607021.311579e-07
1.58861.7605731.347117e-07
1.595251.7604441.382803e-07
1.61.7603511.408300e-07
1.601931.7603141.431078e-07
1.608631.7601841.510359e-07
1.615361.7600531.589972e-07
1.622121.7599231.669917e-07
1.628911.7597911.750198e-07
1.635731.759661.830814e-07
1.642571.7595281.911768e-07
1.649451.7593961.993060e-07
1.656351.7592632.074693e-07
1.663281.759132.156667e-07
1.670241.7589972.238985e-07
1.677231.7588632.321647e-07
1.684251.7587282.404654e-07
1.69131.7585942.488010e-07
1.698381.7584582.571714e-07
1.705491.7583232.655768e-07
1.712621.7581862.740174e-07
1.719791.758052.824933e-07
1.726991.7579132.910047e-07
1.734211.7577752.995517e-07
1.741471.7576373.081345e-07
1.748761.7574983.167532e-07
1.756081.7573593.254080e-07
1.763431.7572193.340990e-07
1.770811.7570793.428264e-07
1.778221.7569383.515903e-07
1.785661.7567963.603908e-07
1.793131.7566543.692282e-07
1.81.7565243.773500e-07
1.800641.7565113.779011e-07
1.808171.7563683.844265e-07
1.815741.7562243.909792e-07
1.823341.756083.975593e-07
1.830971.7559344.041670e-07
1.838631.7557894.108023e-07
1.846331.7556424.174654e-07
1.854051.7554954.241563e-07
1.861811.7553474.308753e-07
1.86961.7551994.376224e-07
1.877431.7550494.443977e-07
1.885281.7548994.512014e-07
1.893171.7547494.580335e-07
1.90111.7545974.648943e-07
1.909051.7544454.717837e-07
1.917041.7542924.787020e-07
1.925061.7541384.856493e-07
1.933121.7539844.926256e-07
1.941211.7538294.996311e-07
1.949331.7536725.066659e-07
1.957491.7535165.137302e-07
1.965681.7533585.208240e-07
1.973911.7531995.279475e-07
1.982171.753045.351008e-07
1.990471.752885.422841e-07
1.99881.7527185.494974e-07
21.7526955.505400e-07
2.007161.7525565.702810e-07
2.015561.7523935.934376e-07
2.0241.752236.166912e-07
2.032471.7520656.400420e-07
2.040971.7518996.634906e-07
2.049511.7517326.870373e-07
2.058091.7515657.106825e-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
—