Optical constants

Refractive index of D-ZF10 (CDGM)

D-ZF10: n,k 0.365–2.325 µm

Data
formula 2 + tabulated k
Range
0.365–2.325 µm
Temperature
293 K
Licence
CC0-1.0

Plot

Click the plot to set the calculator wavelength.

At one wavelength

Range 0.365–2.325 µm
Refractive index n
1.68893
Extinction coefficient k
3.28468e-08
Permittivity ε1
2.85247
Permittivity ε2
1.10952e-07
Absorption coefficient α
0.0070246 cm⁻¹
Penetration depth δ = λ/(2πk)
2.84714e+09 nm
Abbe number Vd
31.078
Chromatic dispersion dn/dλ
-0.111664 µm⁻¹
Group index ng
1.75454
Group velocity dispersion
223.313 fs²/mm
Dispersion parameter D
-1218.29 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

# D-ZF10 (CDGM): D-ZF10
cdgm_d_zf10 = ls.fetch_refractiveindex("specs", "CDGM-optical", "D-ZF10", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(cdgm_d_zf10.range_nm)  # (365, 2325) nm
eps = cdgm_d_zf10.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=0.181090971λ2λ2−0.0606385885+1.38321826λ2λ2−132.946691+1.57814468λ2λ2−0.0122919204

Valid from 0.365 to 2.325 µm.

Coefficients as stored
CiValue
C10.0
C20.181090971
C30.0606385885
C41.38321826
C5132.946691
C61.57814468
C70.0122919204

Comments and conditions

anneal rate:4°C/h

Conditions

temperature
293 K

Properties

thermal dispersion
type: formula A, coefficients: -5.76e-06 6.62e-09 -3.57e-11 9.8e-07 1.12e-09 0.261
nd
1.688930
Vd
31.077677
glass code
689311
density
value: 2840
thermal expansion
value: 1e-05, temperature range: 243 343; value: 1.29e-05, temperature range: 293 573
dPgF
0.007
resistance
climatic: 1.0

Thermo-optic coefficient

  • Schott thermal-dispersion model (reference temperature 293.0 K): dn/dT = -1.53e-06 K⁻¹ at 633 nm, dn/dT = -2.74e-06 K⁻¹ at 1310 nm, dn/dT = -2.81e-06 K⁻¹ at 1550 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 425 wavelengths, the same grid as the API and the library
D-ZF10 (CDGM), D-ZF10: n and k versus wavelength
λ (µm)nk
0.3651.752015.795100e-06
0.3666981.7508144.848782e-06
0.3684031.749643.898063e-06
0.371.7485653.008100e-06
0.3701171.7484872.988158e-06
0.3718381.7473552.694567e-06
0.3735681.7462432.399611e-06
0.3753061.7451512.103283e-06
0.3770511.7440771.805576e-06
0.3788051.7430231.506485e-06
0.381.7423171.302700e-06
0.3805671.7419861.268103e-06
0.3823371.7409671.160094e-06
0.3841161.7399651.051583e-06
0.3859021.738989.425669e-07
0.3876971.7380118.330439e-07
0.38951.7370587.230115e-07
0.391.7367976.925300e-07
0.3913121.736126.536304e-07
0.3931321.7351985.996710e-07
0.3949611.734295.454607e-07
0.3967981.7333964.909982e-07
0.3986441.7325174.362824e-07
0.41.7318823.960700e-07
0.4004981.7316513.909177e-07
0.4023611.7307993.716373e-07
0.4042321.729963.522671e-07
0.4061121.7291343.328069e-07
0.4080011.728323.132561e-07
0.4098991.7275182.936144e-07
0.4118061.7267282.738813e-07
0.4137211.7259512.540565e-07
0.4156451.7251842.341394e-07
0.4175791.7244292.141297e-07
0.4195211.7236841.940270e-07
0.421.7235031.890700e-07
0.4214721.7229511.848693e-07
0.4234331.7222281.792762e-07
0.4254021.7215151.736572e-07
0.4273811.7208121.680120e-07
0.4293691.720121.623405e-07
0.4313661.7194371.566427e-07
0.4333721.7187631.509183e-07
0.4353881.7180991.451674e-07
0.4374131.7174441.393897e-07
0.4394481.7167971.335851e-07
0.441.7166241.320100e-07
0.4414921.716161.301988e-07
0.4435451.7155311.277058e-07
0.4456091.7149111.252012e-07
0.4476811.7142991.226850e-07
0.4497641.7136951.201571e-07
0.4518561.7130991.176174e-07
0.4539571.7125111.150659e-07
0.4560691.7119311.125025e-07
0.458191.7113581.099272e-07
0.461.7108771.077300e-07
0.4603211.7107931.073644e-07
0.4624621.7102341.049281e-07
0.4646131.7096841.024804e-07
0.4667751.709141.000213e-07
0.4689461.7086039.755076e-08
0.4711271.7080729.506875e-08
0.4733181.7075499.257519e-08
0.475521.7070329.007004e-08
0.4777321.7065218.755323e-08
0.4799541.7060178.502472e-08
0.481.7060078.497200e-08
0.4821861.7055198.269901e-08
0.4844291.7050288.036705e-08
0.4866821.7045427.802424e-08
0.4889461.7040627.567054e-08
0.491221.7035887.330589e-08
0.4935051.703127.093024e-08
0.49581.7026576.854354e-08
0.4981071.70226.614574e-08
0.51.701836.417700e-08
0.5004231.7017486.389391e-08
0.5027511.7013026.233756e-08
0.5050891.7008616.077397e-08
0.5074391.7004255.920311e-08
0.5097991.6999955.762494e-08
0.512171.6995695.603944e-08
0.5145531.6991485.444655e-08
0.5169461.6987335.284626e-08
0.519351.6983225.123852e-08
0.5217661.6979154.962331e-08
0.5241931.6975144.800058e-08
0.5266311.6971174.637031e-08
0.5290811.6967254.473245e-08
0.5315421.6963374.308698e-08
0.5340141.6959534.143385e-08
0.5364981.6955743.977303e-08
0.5389931.6951993.810448e-08
0.54151.6948283.642818e-08
0.5440191.6944613.474408e-08
0.5465491.6940993.305214e-08
0.5490921.693743.135234e-08
0.551.6936143.074500e-08
0.5516461.6933863.083699e-08
0.5542121.6930353.098043e-08
0.5567891.6926883.112453e-08
0.5593791.6923453.126930e-08
0.5619811.6920063.141474e-08
0.5645951.691673.156086e-08
0.5672211.6913383.170766e-08
0.5698591.691013.185514e-08
0.572511.6906853.200331e-08
0.5751731.6903633.215217e-08
0.5778481.6900453.230172e-08
0.5805361.689733.245197e-08
0.5832361.6894193.260291e-08
0.5859491.6891113.275456e-08
0.5886751.6888063.290691e-08
0.5914131.6885043.305997e-08
0.5941641.6882063.321375e-08
0.5969271.6879113.336823e-08
0.5997041.6876183.352344e-08
0.61.6875873.354000e-08
0.6024931.6873293.393926e-08
0.6052961.6870433.438803e-08
0.6081111.6867593.483890e-08
0.610941.6864793.529186e-08
0.6137811.6862013.574692e-08
0.6166361.6859263.620411e-08
0.6195041.6856543.666342e-08
0.6223861.6853853.712486e-08
0.6252811.6851183.758846e-08
0.6281891.6848543.805421e-08
0.6311111.6845933.852212e-08
0.6340471.6843343.899221e-08
0.6369961.6840783.946449e-08
0.6399591.6838253.993897e-08
0.6429351.6835734.041565e-08
0.6459261.6833254.089455e-08
0.648931.6830794.137568e-08
0.651.6829924.154700e-08
0.6519491.6828354.123430e-08
0.6549811.6825934.074765e-08
0.6580281.6823544.025875e-08
0.6610881.6821173.976756e-08
0.6641631.6818833.927410e-08
0.6672521.681653.877834e-08
0.6703561.681423.828027e-08
0.6734741.6811923.777988e-08
0.6766071.6809663.727717e-08
0.6797541.6807433.677212e-08
0.6829151.6805213.626472e-08
0.6860921.6803023.575496e-08
0.6892831.6800843.524283e-08
0.6924891.6798693.472832e-08
0.695711.6796553.421142e-08
0.6989461.6794443.369211e-08
0.71.6793753.352300e-08
0.7021971.6792343.306645e-08
0.7054631.6790263.238781e-08
0.7087451.678823.170601e-08
0.7120411.6786163.102104e-08
0.7153531.6784143.033289e-08
0.7186811.6782142.964153e-08
0.7220231.6780162.894696e-08
0.7253821.6778192.824916e-08
0.7287561.6776242.754811e-08
0.7321461.677432.684380e-08
0.7355511.6772392.613622e-08
0.7389721.6770492.542534e-08
0.7424091.676862.471116e-08
0.7458631.6766742.399366e-08
0.7493321.6764892.327282e-08
0.7528171.6763052.254862e-08
0.7563191.6761232.182106e-08
0.7598371.6759432.109011e-08
0.7633711.6757642.035576e-08
0.7669221.6755861.961800e-08
0.7704891.6754111.887681e-08
0.7740731.6752361.813217e-08
0.7776731.6750631.738406e-08
0.781291.6748911.663248e-08
0.7849241.6747211.587739e-08
0.7885751.6745521.511880e-08
0.7922431.6743851.435668e-08
0.7959281.6742191.359101e-08
0.799631.6740541.282179e-08
0.81.6740381.274500e-08
0.803351.673891.279840e-08
0.8070861.6737281.285796e-08
0.810841.6735671.291780e-08
0.8146121.6734081.297791e-08
0.8184011.6732491.303831e-08
0.8222081.6730921.309899e-08
0.8260321.6729361.315995e-08
0.8298741.6727811.322119e-08
0.8337341.6726271.328272e-08
0.8376121.6724751.334454e-08
0.8415081.6723231.340664e-08
0.8454221.6721731.346903e-08
0.8493551.6720241.353171e-08
0.851.6721.354200e-08
0.8533051.6718761.359462e-08
0.8572741.6717291.365781e-08
0.8612621.6715831.372129e-08
0.8652681.6714381.378506e-08
0.8692921.6712941.384913e-08
0.8733361.6711511.391350e-08
0.8773981.6710091.397817e-08
0.8814791.6708681.404315e-08
0.8855791.6707281.410842e-08
0.8896981.6705891.417399e-08
0.8938361.6704511.423988e-08
0.8979941.6703141.430606e-08
0.91.6702481.433800e-08
0.9021711.6701771.437260e-08
0.9063671.6700421.443949e-08
0.9105831.6699071.450669e-08
0.9148181.6697741.457420e-08
0.9190731.6696411.464203e-08
0.9233481.6695091.471017e-08
0.9276431.6693781.477863e-08
0.9319581.6692471.484741e-08
0.9362931.6691181.491651e-08
0.9406481.6689891.498593e-08
0.9450231.6688611.505567e-08
0.9494191.6687341.512573e-08
0.951.6687171.513500e-08
0.9538351.6686071.519605e-08
0.9582711.6684811.526668e-08
0.9627291.6683561.533764e-08
0.9672071.6682321.540893e-08
0.9717051.6681081.548055e-08
0.9762251.6679851.555250e-08
0.9807661.6678631.562479e-08
0.9853281.6677411.569742e-08
0.9899111.667621.577038e-08
0.9945151.66751.584368e-08
0.9991411.667381.591732e-08
11.6673581.593100e-08
1.003791.6672611.599136e-08
1.008461.6671421.606575e-08
1.013151.6670241.614049e-08
1.017861.6669071.621558e-08
1.022591.666791.629101e-08
1.027351.6666741.636680e-08
1.032131.6665581.644293e-08
1.036931.6664421.651943e-08
1.041751.6663281.659628e-08
1.04661.6662131.667348e-08
1.051471.66611.675105e-08
1.056361.6659861.682897e-08
1.061.6659031.688700e-08
1.061271.6658741.690726e-08
1.066211.6657611.698593e-08
1.071171.6656491.706496e-08
1.076151.6655381.714435e-08
1.081151.6654271.722412e-08
1.086181.6653161.730426e-08
1.091241.6652061.738477e-08
1.096311.6650961.746565e-08
1.101411.6649871.754691e-08
1.106531.6648781.762855e-08
1.111681.6647691.771057e-08
1.116851.664661.779297e-08
1.122051.6645521.787576e-08
1.127271.6644451.795892e-08
1.132511.6643371.804248e-08
1.137781.664231.812642e-08
1.143071.6641241.821076e-08
1.148391.6640171.829549e-08
1.153731.6639111.838061e-08
1.159091.6638051.846612e-08
1.164481.6636991.855204e-08
1.16991.6635941.863835e-08
1.175341.6634891.872507e-08
1.180811.6633841.881219e-08
1.18631.6632791.889971e-08
1.191821.6631741.898764e-08
1.197361.663071.907598e-08
1.21.6630211.911800e-08
1.202931.6629661.916472e-08
1.208531.6628621.925385e-08
1.214151.6627581.934340e-08
1.21981.6626541.943336e-08
1.225471.6625511.952374e-08
1.231171.6624481.961454e-08
1.23691.6623441.970577e-08
1.242651.6622411.979742e-08
1.248431.6621381.988949e-08
1.254241.6620351.998199e-08
1.260071.6619322.007493e-08
1.265931.661832.016829e-08
1.271821.6617272.026209e-08
1.277741.6616242.035633e-08
1.283681.6615222.045101e-08
1.289651.6614192.054612e-08
1.295651.6613172.064168e-08
1.301671.6612142.073768e-08
1.307731.6611122.083413e-08
1.313811.661012.093103e-08
1.319921.6609072.102837e-08
1.326061.6608052.112617e-08
1.332231.6607022.122443e-08
1.338431.66062.132314e-08
1.344651.6604972.142231e-08
1.350911.6603942.152195e-08
1.357191.6602922.162204e-08
1.36351.6601892.172260e-08
1.369851.6600862.182363e-08
1.376221.6599832.192513e-08
1.382621.659882.202711e-08
1.389051.6597772.212955e-08
1.395511.6596742.223247e-08
1.41.6596022.230400e-08
1.4021.659572.233588e-08
1.408521.6594672.243976e-08
1.415071.6593632.254412e-08
1.421661.6592592.264897e-08
1.428271.6591552.275431e-08
1.434911.6590512.286014e-08
1.441591.6589462.296646e-08
1.448291.6588422.307328e-08
1.455031.6587372.318059e-08
1.46181.6586322.328840e-08
1.468591.6585272.339671e-08
1.475431.6584212.350553e-08
1.482291.6583152.361485e-08
1.489181.6582092.372468e-08
1.496111.6581032.383503e-08
1.503071.6579962.394588e-08
1.510061.6578892.405725e-08
1.517081.6577822.416914e-08
1.524141.6576752.428155e-08
1.531231.6575672.439448e-08
1.538351.6574592.450794e-08
1.545511.657352.462193e-08
1.55271.6572412.473644e-08
1.559921.6571322.485149e-08
1.567171.6570232.496707e-08
1.574461.6569132.508319e-08
1.581791.6568022.519985e-08
1.589141.6566912.531706e-08
1.596541.656582.543481e-08
1.61.6565282.549000e-08
1.603961.6564693.100641e-08
1.611421.6563564.139597e-08
1.618921.6562445.183386e-08
1.626451.6561316.232031e-08
1.634011.6560187.285552e-08
1.641611.6559048.343975e-08
1.649251.6557899.407320e-08
1.656921.6556741.047561e-07
1.664631.6555591.154887e-07
1.672371.6554431.262712e-07
1.680151.6553261.371039e-07
1.687961.6552091.479870e-07
1.695811.6550921.589206e-07
1.70371.6549741.699052e-07
1.711631.6548551.809408e-07
1.719591.6547351.920278e-07
1.727591.6546152.031663e-07
1.735621.6544952.143566e-07
1.743691.6543742.255990e-07
1.751811.6542522.368937e-07
1.759951.6541292.482409e-07
1.768141.6540062.596409e-07
1.776361.6538822.710940e-07
1.784631.6537582.826002e-07
1.792931.6536332.941601e-07
1.81.6535263.040100e-07
1.801271.6535073.066198e-07
1.809641.653383.238854e-07
1.818061.6532533.412312e-07
1.826521.6531243.586578e-07
1.835011.6529953.761654e-07
1.843551.6528663.937544e-07
1.852121.6527354.114252e-07
1.860741.6526044.291783e-07
1.869391.6524724.470139e-07
1.878091.6523394.649324e-07
1.886821.6522054.829344e-07
1.89561.652075.010200e-07
1.904421.6519355.191898e-07
1.913281.6517995.374441e-07
1.922181.6516615.557833e-07
1.931121.6515235.742077e-07
1.94011.6513845.927179e-07
1.949121.6512446.113142e-07
1.958191.6511036.299970e-07
1.96731.6509616.487667e-07
1.976451.6508186.676237e-07
1.985641.6506746.865684e-07
1.994881.6505297.056012e-07
21.6504487.161600e-07
2.004161.6503837.331924e-07
2.013481.6502367.714051e-07
2.022841.6500888.097956e-07
2.032251.6499398.483646e-07
2.04171.6497888.871130e-07
2.05121.6496379.260416e-07
2.060741.6494849.651513e-07
2.070331.6493311.004443e-06
2.079961.6491761.043917e-06
2.089631.649021.083575e-06
2.099351.6488631.123418e-06
2.109121.6487051.163445e-06
2.118931.6485451.203659e-06
2.128781.6483841.244060e-06
2.138681.6482221.284649e-06
2.148631.6480591.325427e-06
2.158621.6478941.366394e-06
2.168671.6477291.407552e-06
2.178751.6475611.448902e-06
2.188891.6473931.490443e-06
2.199071.6472231.532178e-06
2.21.6472071.536000e-06
2.20931.6470521.588231e-06
2.219571.6468791.645968e-06
2.22991.6467051.703973e-06
2.240271.6465291.762248e-06
2.250691.6463531.820794e-06
2.261161.6461741.879612e-06
2.271671.6459941.938704e-06
2.282241.6458131.998071e-06
2.292861.645632.057714e-06
2.303521.6454452.117634e-06
2.314241.6452592.177833e-06
2.3251.6450722.238313e-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
—