Optical constants

Refractive index of H-ZK10 (CDGM)

H-ZK10: n,k 0.313–2.325 µm

Data
formula 2 + tabulated k
Range
0.313–2.325 µm
Temperature
293 K
Licence
CC0-1.0

Plot

Click the plot to set the calculator wavelength. Note: k data cover 320-2400 nm only; k = 0 elsewhere in the n range 313-2325 nm.

At one wavelength

Range 0.313–2.325 µm
Refractive index n
1.6221
Extinction coefficient k
1.87414e-08
Permittivity ε1
2.6312
Permittivity ε2
6.08009e-08
Absorption coefficient α
0.00400803 cm⁻¹
Penetration depth δ = λ/(2πk)
4.98998e+09 nm
Abbe number Vd
56.71
Chromatic dispersion dn/dλ
-0.0565568 µm⁻¹
Group index ng
1.65533
Group velocity dispersion
100.411 fs²/mm
Dispersion parameter D
-547.796 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

# H-ZK10 (CDGM): H-ZK10
cdgm_h_zk10 = ls.fetch_refractiveindex("specs", "CDGM-optical", "H-ZK10", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(cdgm_h_zk10.range_nm)  # (313, 2325) nm
eps = cdgm_h_zk10.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

Sellmeier (C in µm²) (formula 2), λ in µm
n2−1=1.48007727λ2λ2−0.00852142302+0.874190019λ2λ2−93.1901383+0.1058395λ2λ2−0.0327272904

Valid from 0.313 to 2.325 µm.

Coefficients as stored
CiValue
C10.0
C21.48007727
C30.00852142302
C40.874190019
C593.1901383
C60.1058395
C70.0327272904

Comments and conditions

Conditions

temperature
293 K

Properties

thermal dispersion
type: formula A, coefficients: -3.18e-09 2.08e-08 -7.24e-11 5e-07 -1.17e-10 0.212
nd
1.622100
Vd
56.709831
glass code
622567
density
value: 3630
thermal expansion
value: 6.5e-06, temperature range: 243 343; value: 7.5e-06, temperature range: 293 573
dPgF
-0.0018
resistance
climatic: 1.0

Thermo-optic coefficient

  • Schott thermal-dispersion model (reference temperature 293.0 K): dn/dT = 7.03e-07 K⁻¹ at 633 nm, dn/dT = 1.46e-07 K⁻¹ at 1310 nm, dn/dT = 1.02e-07 K⁻¹ at 1550 nm
Notes on the source data (kept exactly as published):
  • k data cover 320-2400 nm only; k = 0 elsewhere in the n range 313-2325 nm

References

Cite

CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com); See also CDGM optical 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 430 wavelengths, the same grid as the API and the library
H-ZK10 (CDGM), H-ZK10: n and k versus wavelength
λ (µm)nk
0.3131.6670610
0.3145771.6663570
0.3161621.6656630
0.3177551.6649790
0.3193561.6643050
0.321.6640371.172700e-05
0.3209651.6636391.107613e-05
0.3225821.6629839.985352e-06
0.3242071.6623368.889073e-06
0.3258411.6616987.787272e-06
0.3274831.6610686.679918e-06
0.3291331.6604475.566986e-06
0.331.6601254.981900e-06
0.3307911.6598344.754056e-06
0.3324581.659234.273910e-06
0.3341331.6586333.791344e-06
0.3358161.6580453.306347e-06
0.3375081.6574642.818906e-06
0.3392091.6568912.329009e-06
0.341.6566272.101000e-06
0.3409181.6563251.992166e-06
0.3426351.6557671.788441e-06
0.3443621.6552161.583690e-06
0.3460971.6546721.377906e-06
0.347841.6541351.171086e-06
0.3495931.6536059.632242e-07
0.351.6534839.149500e-07
0.3513541.6530828.531771e-07
0.3531251.6525657.724355e-07
0.3549041.6520556.912870e-07
0.3566921.6515526.097297e-07
0.3584891.6510545.277615e-07
0.361.6506434.588500e-07
0.3602951.6505634.520782e-07
0.3621111.6500794.104531e-07
0.3639351.64963.686184e-07
0.3657691.6491273.265728e-07
0.3676121.648662.843154e-07
0.3694641.6481992.418451e-07
0.371.6480672.295500e-07
0.3713251.6477442.163235e-07
0.3731961.6472941.976520e-07
0.3750761.6468491.788866e-07
0.3769661.646411.600265e-07
0.3788661.6459771.410714e-07
0.381.6457211.297500e-07
0.3807741.6455481.262802e-07
0.3826931.6451251.176848e-07
0.3846211.6447071.090460e-07
0.3865591.6442941.003638e-07
0.3885071.6438869.163779e-08
0.391.6435788.494700e-08
0.3904641.6434838.353766e-08
0.3924311.6430847.756313e-08
0.3944091.6426917.155850e-08
0.3963961.6423016.552361e-08
0.3983931.6419175.945832e-08
0.41.6416125.457800e-08
0.40041.6415375.415799e-08
0.4024181.6411625.204106e-08
0.4044451.640794.991346e-08
0.4064831.6404244.777515e-08
0.4085311.6400614.562606e-08
0.4105891.6397034.346614e-08
0.4126581.6393494.129533e-08
0.4147371.6389993.911359e-08
0.4168271.6386533.692086e-08
0.4189271.6383113.471708e-08
0.421.6381383.359100e-08
0.4210381.6379723.349056e-08
0.4231591.6376383.328521e-08
0.4252911.6373083.307883e-08
0.4274341.6369813.287141e-08
0.4295871.6366583.266294e-08
0.4317521.6363393.245343e-08
0.4339271.6360233.224285e-08
0.4361131.6357113.203122e-08
0.4383111.6354023.181852e-08
0.441.6351683.165500e-08
0.4405191.6350973.159652e-08
0.4427391.6347953.134649e-08
0.4449691.6344963.109521e-08
0.4472111.6342013.084265e-08
0.4494641.6339093.058883e-08
0.4517291.6336213.033372e-08
0.4540051.6333353.007733e-08
0.4562921.6330532.981965e-08
0.4585911.6327742.956067e-08
0.461.6326052.940200e-08
0.4609021.6324972.928609e-08
0.4632241.6322242.898768e-08
0.4655581.6319542.868778e-08
0.4679041.6316872.838636e-08
0.4702611.6314222.808342e-08
0.4726311.6311612.777896e-08
0.4750121.6309022.747296e-08
0.4774051.6306462.716542e-08
0.4798111.6303932.685634e-08
0.481.6303732.683200e-08
0.4822281.6301422.606464e-08
0.4846581.6298952.522787e-08
0.48711.629652.438688e-08
0.4895541.6294072.354165e-08
0.492021.6291672.269217e-08
0.4944991.628932.183840e-08
0.4969911.6286952.098034e-08
0.4994951.6284622.011795e-08
0.51.6284161.994400e-08
0.5020121.6282321.984736e-08
0.5045411.6280041.972585e-08
0.5070831.6277791.960373e-08
0.5096381.6275561.948100e-08
0.5122061.6273361.935764e-08
0.5147861.6271171.923366e-08
0.517381.6269011.910906e-08
0.5199871.6266871.898383e-08
0.5226071.6264761.885797e-08
0.525241.6262661.873148e-08
0.5278861.6260591.860435e-08
0.5305461.6258531.847658e-08
0.5332191.625651.834816e-08
0.5359061.6254491.821910e-08
0.5386061.625251.808939e-08
0.5413191.6250531.795902e-08
0.5440471.6248581.782800e-08
0.5467881.6246651.769631e-08
0.5495431.6244741.756397e-08
0.551.6244421.754200e-08
0.5523121.6242841.761574e-08
0.5550941.6240971.770451e-08
0.5578911.6239111.779373e-08
0.5607021.6237271.788339e-08
0.5635271.6235451.797351e-08
0.5663661.6233651.806409e-08
0.569221.6231871.815511e-08
0.5720881.623011.824660e-08
0.574971.6228351.833855e-08
0.5778671.6226621.843096e-08
0.5807791.622491.852384e-08
0.5837051.622321.861719e-08
0.5866461.6221521.871100e-08
0.5896021.6219851.880529e-08
0.5925721.621821.890005e-08
0.5955581.6216561.899530e-08
0.5985581.6214941.909102e-08
0.61.6214171.913700e-08
0.6015741.6213341.918722e-08
0.6046051.6211751.928391e-08
0.6076511.6210171.938108e-08
0.6107131.6208611.947875e-08
0.613791.6207071.957690e-08
0.6168831.6205531.967555e-08
0.6199911.6204021.977470e-08
0.6231141.6202511.987435e-08
0.6262541.6201021.997450e-08
0.6294091.6199542.007516e-08
0.632581.6198082.017632e-08
0.6357681.6196632.027799e-08
0.6389711.6195192.038017e-08
0.642191.6193772.048287e-08
0.6454261.6192362.058609e-08
0.6486781.6190962.068982e-08
0.651.6190392.073200e-08
0.6519461.6189572.057647e-08
0.6552311.6188192.031395e-08
0.6585321.6186832.005011e-08
0.661851.6185481.978494e-08
0.6651851.6184141.951843e-08
0.6685361.6182811.925058e-08
0.6719051.618151.898138e-08
0.675291.6180191.871083e-08
0.6786921.617891.843891e-08
0.6821121.6177611.816562e-08
0.6855491.6176341.789096e-08
0.6890031.6175081.761491e-08
0.6924741.6173821.733747e-08
0.6959631.6172581.705863e-08
0.699471.6171351.677839e-08
0.71.6171171.673600e-08
0.7029941.6170131.661652e-08
0.7065361.6168921.647516e-08
0.7100961.6167711.633309e-08
0.7136731.6166521.619030e-08
0.7172691.6165341.604679e-08
0.7208831.6164171.590256e-08
0.7245151.61631.575760e-08
0.7281651.6161841.561192e-08
0.7318341.616071.546550e-08
0.7355221.6159561.531834e-08
0.7392271.6158431.517044e-08
0.7429521.6157311.502179e-08
0.7466951.615621.487240e-08
0.7504571.6155091.472225e-08
0.7542381.61541.457135e-08
0.7580391.6152911.441968e-08
0.7618581.6151831.426725e-08
0.7656961.6150761.411406e-08
0.7695541.6149691.396009e-08
0.7734321.6148631.380534e-08
0.7773281.6147581.364982e-08
0.7812451.6146541.349351e-08
0.7851811.614551.333642e-08
0.7891371.6144471.317853e-08
0.7931131.6143451.301985e-08
0.7971091.6142441.286037e-08
0.81.6141711.274500e-08
0.8011251.6141431.276294e-08
0.8051621.6140431.282728e-08
0.8092181.6139431.289194e-08
0.8132961.6138441.295693e-08
0.8173931.6137461.302225e-08
0.8215121.6136481.308790e-08
0.8256511.6135511.315387e-08
0.8298111.6134551.322018e-08
0.8339921.6133591.328683e-08
0.8381941.6132641.335381e-08
0.8424171.6131691.342112e-08
0.8466611.6130751.348878e-08
0.851.6130011.354200e-08
0.8509271.6129811.355676e-08
0.8552141.6128881.362501e-08
0.8595231.6127951.369361e-08
0.8638541.6127031.376255e-08
0.8682061.6126111.383184e-08
0.8725811.612521.390148e-08
0.8769771.612431.397148e-08
0.8813961.6123391.404182e-08
0.8858361.612251.411252e-08
0.89031.612161.418357e-08
0.8947851.6120711.425498e-08
0.8992941.6119831.432675e-08
0.91.6119691.433800e-08
0.9038251.6118951.439896e-08
0.9083781.6118071.447155e-08
0.9129551.611721.454451e-08
0.9175551.6116331.461783e-08
0.9221781.6115471.469152e-08
0.9268241.6114611.476558e-08
0.9314941.6113751.484001e-08
0.9361871.611291.491483e-08
0.9409041.6112051.499001e-08
0.9456451.611121.506558e-08
0.951.6110431.513500e-08
0.9504091.6110351.514152e-08
0.9551981.6109511.521775e-08
0.9600111.6108681.529437e-08
0.9648471.6107841.537137e-08
0.9697091.6107011.544876e-08
0.9745951.6106181.552654e-08
0.9795051.6105351.560472e-08
0.984441.6104531.568329e-08
0.98941.6103711.576225e-08
0.9943851.6102891.584161e-08
0.9993951.6102071.592137e-08
11.6101981.593100e-08
1.004431.6101261.600159e-08
1.009491.6100451.608223e-08
1.014581.6099641.616327e-08
1.019691.6098831.624472e-08
1.024831.6098021.632657e-08
1.029991.6097221.640885e-08
1.035181.6096411.649153e-08
1.04041.6095611.657463e-08
1.045641.6094811.665816e-08
1.050911.6094021.674210e-08
1.05621.6093221.682646e-08
1.061.6092651.688700e-08
1.061521.6092421.691126e-08
1.066871.6091631.699649e-08
1.072251.6090841.708215e-08
1.077651.6090041.716824e-08
1.083081.6089251.725476e-08
1.088531.6088461.734172e-08
1.094021.6087671.742912e-08
1.099531.6086881.751696e-08
1.105071.6086091.760524e-08
1.110641.6085311.769397e-08
1.116231.6084521.778314e-08
1.121861.6083731.787277e-08
1.127511.6082941.796284e-08
1.133191.6082161.805337e-08
1.13891.6081371.814435e-08
1.144641.6080581.823580e-08
1.150411.607981.832770e-08
1.15621.6079011.842007e-08
1.162031.6078221.851290e-08
1.167881.6077431.860620e-08
1.173771.6076651.869997e-08
1.179681.6075861.879421e-08
1.185631.6075071.888893e-08
1.19161.6074281.898412e-08
1.19761.6073491.907980e-08
1.21.6073171.911800e-08
1.203641.607271.937902e-08
1.20971.607191.981429e-08
1.21581.6071112.025176e-08
1.221921.6070312.069142e-08
1.228081.6069522.113331e-08
1.234271.6068722.157742e-08
1.240481.6067922.202377e-08
1.246731.6067122.247237e-08
1.253021.6066322.292322e-08
1.259331.6065522.337635e-08
1.265671.6064712.383176e-08
1.272051.606392.428947e-08
1.278461.6063092.474948e-08
1.28491.6062282.521181e-08
1.291381.6061472.567647e-08
1.297881.6060662.614348e-08
1.304421.6059842.661283e-08
1.310991.6059022.708455e-08
1.31761.605822.755864e-08
1.324241.6057372.803513e-08
1.330911.6056542.851401e-08
1.337611.6055712.899531e-08
1.344351.6054882.947903e-08
1.351131.6054042.996519e-08
1.357941.605323.045380e-08
1.364781.6052363.094487e-08
1.371651.6051523.143842e-08
1.378561.6050673.193445e-08
1.385511.6049823.243298e-08
1.392491.6048963.293403e-08
1.399511.604813.343759e-08
1.41.6048043.347300e-08
1.406561.6047243.404876e-08
1.413641.6046373.467094e-08
1.420771.604553.529626e-08
1.427931.6044633.592473e-08
1.435121.6043753.655637e-08
1.442351.6042863.719119e-08
1.449621.6041983.782921e-08
1.456921.6041093.847044e-08
1.464261.6040193.911490e-08
1.471641.6039293.976261e-08
1.479051.6038384.041359e-08
1.486511.6037474.106784e-08
1.4941.6036564.172539e-08
1.501521.6035644.238625e-08
1.509091.6034714.305045e-08
1.516691.6033784.371799e-08
1.524331.6032854.438889e-08
1.532011.6031914.506317e-08
1.539731.6030964.574085e-08
1.547491.6030014.642195e-08
1.555291.6029054.710647e-08
1.563121.6028094.779445e-08
1.5711.6027124.848589e-08
1.578911.6026144.918081e-08
1.586871.6025164.987924e-08
1.594871.6024175.058119e-08
1.61.6023545.103200e-08
1.60291.6023185.491327e-08
1.610981.6022186.571934e-08
1.619091.6021177.657986e-08
1.627251.6020158.749510e-08
1.635451.6019139.846533e-08
1.643691.6018111.094908e-07
1.651971.6017071.205719e-07
1.660291.6016031.317088e-07
1.668661.6014981.429018e-07
1.677071.6013921.541512e-07
1.685521.6012851.654573e-07
1.694011.6011781.768203e-07
1.702541.601071.882406e-07
1.711121.6009611.997184e-07
1.719741.6008512.112541e-07
1.728411.6007412.228478e-07
1.737121.6006292.345000e-07
1.745871.6005172.462109e-07
1.754671.6004042.579809e-07
1.763511.600292.698101e-07
1.772391.6001752.816989e-07
1.781321.6000592.936476e-07
1.79031.5999433.056565e-07
1.799321.5998253.177259e-07
1.81.5998163.186400e-07
1.808381.5997063.359989e-07
1.817491.5995873.548672e-07
1.826651.5994663.738304e-07
1.835851.5993453.928893e-07
1.84511.5992224.120442e-07
1.85441.5990994.312955e-07
1.863741.5989744.506439e-07
1.873131.5988484.700898e-07
1.882571.5987214.896336e-07
1.892061.5985945.092759e-07
1.901591.5984655.290172e-07
1.911171.5983355.488579e-07
1.92081.5982035.687986e-07
1.930481.5980715.888397e-07
1.94021.5979376.089819e-07
1.949981.5978036.292255e-07
1.95981.5976676.495711e-07
1.969681.597536.700193e-07
1.97961.5973916.905704e-07
1.989581.5972517.112251e-07
1.99961.5971117.319839e-07
21.5971057.328100e-07
2.009681.5969688.201922e-07
2.01981.5968259.116354e-07
2.029981.596681.003539e-06
2.040211.5965341.095906e-06
2.050491.5963861.188739e-06
2.060821.5962371.282039e-06
2.07121.5960871.375809e-06
2.081641.5959351.470052e-06
2.092121.5957811.564769e-06
2.102661.5956271.659964e-06
2.113261.595471.755638e-06
2.123911.5953131.851795e-06
2.134611.5951531.948436e-06
2.145361.5949932.045563e-06
2.156171.594832.143181e-06
2.167031.5946662.241290e-06
2.177951.5945012.339893e-06
2.188931.5943332.438993e-06
2.199951.5941642.538592e-06
2.21.5941642.539000e-06
2.211041.5939942.674378e-06
2.222181.5938212.810995e-06
2.233381.5936472.948299e-06
2.244631.5934723.086296e-06
2.255941.5932943.224988e-06
2.26731.5931153.364379e-06
2.278731.5929333.504472e-06
2.290211.592753.645270e-06
2.301751.5925653.786779e-06
2.313341.5923783.929000e-06
2.3251.5921894.071938e-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
—