Optical constants

Refractive index of H-QF3 (CDGM)

H-QF3: 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
1.57501
Extinction coefficient k
2.34385e-08
Permittivity ε1
2.48065
Permittivity ε2
7.38316e-08
Absorption coefficient α
0.00501254 cm⁻¹
Penetration depth δ = λ/(2πk)
3.98999e+09 nm
Abbe number Vd
41.505
Chromatic dispersion dn/dλ
-0.0704838 µm⁻¹
Group index ng
1.61642
Group velocity dispersion
133.804 fs²/mm
Dispersion parameter D
-729.969 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-QF3 (CDGM): H-QF3
cdgm_h_qf3 = ls.fetch_refractiveindex("specs", "CDGM-optical", "H-QF3", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(cdgm_h_qf3.range_nm)  # (365, 2325) nm
eps = cdgm_h_qf3.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=1.31974395λ2λ2−0.0096223383+0.106724103λ2λ2−0.0534250071+1.12240441λ2λ2−121.814727

Valid from 0.365 to 2.325 µm.

Coefficients as stored
CiValue
C10.0
C21.31974395
C30.0096223383
C40.106724103
C50.0534250071
C61.12240441
C7121.814727

Comments and conditions

Conditions

temperature
293 K

Properties

thermal dispersion
type: formula A, coefficients: -1.78e-06 1.49e-08 -4.97e-11 7.15e-07 4.63e-10 0.244
nd
1.575010
Vd
41.504715
glass code
575415
density
value: 2600
thermal expansion
value: 9e-06, temperature range: 243 343; value: 1.03e-05, temperature range: 293 573
dPgF
0.0025
resistance
climatic: 2.0

Thermo-optic coefficient

  • Schott thermal-dispersion model (reference temperature 293.0 K): dn/dT = 1.48e-07 K⁻¹ at 633 nm, dn/dT = -6.16e-07 K⁻¹ at 1310 nm, dn/dT = -6.70e-07 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
H-QF3 (CDGM), H-QF3: n and k versus wavelength
λ (µm)nk
0.3651.6122752.633300e-06
0.3666981.6116142.217083e-06
0.3684031.6109641.798930e-06
0.371.6103681.407500e-06
0.3701171.6103241.398232e-06
0.3718381.6096941.261781e-06
0.3735681.6090741.124696e-06
0.3753061.6084639.869727e-07
0.3770511.6078618.486092e-07
0.3788051.6072687.096020e-07
0.381.606876.148900e-07
0.3805671.6066835.972021e-07
0.3823371.6061085.419825e-07
0.3841161.605544.865061e-07
0.3859021.6049814.307716e-07
0.3876971.604433.747779e-07
0.38951.6038873.185237e-07
0.391.6037393.029400e-07
0.3913121.6033522.850529e-07
0.3931321.6028242.602410e-07
0.3949611.6023042.353137e-07
0.3967981.601792.102705e-07
0.3986441.6012841.851107e-07
0.41.6009181.666200e-07
0.4004981.6007851.644085e-07
0.4023611.6002931.561328e-07
0.4042321.5998071.478186e-07
0.4061121.5993281.394658e-07
0.4080011.5988551.310740e-07
0.4098991.5983891.226433e-07
0.4118061.5979291.141733e-07
0.4137211.5974751.056640e-07
0.4156451.5970279.711502e-08
0.4175791.5965858.852632e-08
0.4195211.5961487.989766e-08
0.421.5960427.777000e-08
0.4214721.5957177.646443e-08
0.4234331.5952927.472613e-08
0.4254021.5948727.297975e-08
0.4273811.5944577.122525e-08
0.4293691.5940486.946259e-08
0.4313661.5936446.769173e-08
0.4333721.5932456.591263e-08
0.4353881.5928516.412526e-08
0.4374131.5924626.232957e-08
0.4394481.5920776.052553e-08
0.441.5919746.003600e-08
0.4414921.5916985.913062e-08
0.4435451.5913235.788444e-08
0.4456091.5909525.663246e-08
0.4476811.5905875.537466e-08
0.4497641.5902255.411101e-08
0.4518561.5898685.284148e-08
0.4539571.5895155.156604e-08
0.4560691.5891665.028468e-08
0.458191.5888224.899735e-08
0.461.5885324.789900e-08
0.4603211.5884824.780826e-08
0.4624621.5881454.720350e-08
0.4646131.5878134.659593e-08
0.4667751.5874844.598554e-08
0.4689461.5871594.537230e-08
0.4711271.5868384.475622e-08
0.4733181.5865214.413727e-08
0.475521.5862074.351544e-08
0.4777321.5858974.289071e-08
0.4799541.5855914.226309e-08
0.481.5855854.225000e-08
0.4821861.5852884.156378e-08
0.4844291.5849884.085977e-08
0.4866821.5846924.015248e-08
0.4889461.5843993.944189e-08
0.491221.584113.872801e-08
0.4935051.5838233.801080e-08
0.49581.583543.729026e-08
0.4981071.583263.656636e-08
0.51.5830333.597200e-08
0.5004231.5829833.585317e-08
0.5027511.5827093.519990e-08
0.5050891.5824383.454359e-08
0.5074391.582173.388422e-08
0.5097991.5819053.322179e-08
0.512171.5816433.255628e-08
0.5145531.5813843.188767e-08
0.5169461.5811273.121595e-08
0.519351.5808733.054111e-08
0.5217661.5806222.986312e-08
0.5241931.5803742.918199e-08
0.5266311.5801282.849769e-08
0.5290811.5798852.781020e-08
0.5315421.5796442.711951e-08
0.5340141.5794062.642562e-08
0.5364981.5791712.572849e-08
0.5389931.5789372.502813e-08
0.54151.5787072.432450e-08
0.5440191.5784782.361760e-08
0.5465491.5782522.290742e-08
0.5490921.5780292.219393e-08
0.551.577952.193900e-08
0.5516461.5778072.200463e-08
0.5542121.5775882.210696e-08
0.5567891.5773712.220976e-08
0.5593791.5771572.231304e-08
0.5619811.5769442.241680e-08
0.5645951.5767342.252105e-08
0.5672211.5765252.262578e-08
0.5698591.5763192.273100e-08
0.572511.5761152.283670e-08
0.5751731.5759132.294290e-08
0.5778481.5757132.304959e-08
0.5805361.5755152.315678e-08
0.5832361.5753192.326447e-08
0.5859491.5751242.337265e-08
0.5886751.5749322.348134e-08
0.5914131.5747412.359054e-08
0.5941641.5745532.370024e-08
0.5969271.5743662.381046e-08
0.5997041.5741812.392119e-08
0.61.5741612.393300e-08
0.6024931.5739972.403248e-08
0.6052961.5738162.414429e-08
0.6081111.5736362.425663e-08
0.610941.5734582.436949e-08
0.6137811.5732812.448287e-08
0.6166361.5731072.459678e-08
0.6195041.5729332.471122e-08
0.6223861.5727622.482619e-08
0.6252811.5725922.494170e-08
0.6281891.5724242.505775e-08
0.6311111.5722572.517433e-08
0.6340471.5720912.529146e-08
0.6369961.5719282.540913e-08
0.6399591.5717652.552735e-08
0.6429351.5716042.564612e-08
0.6459261.5714452.576544e-08
0.648931.5712872.588531e-08
0.651.5712312.592800e-08
0.6519491.571132.556978e-08
0.6549811.5709752.501230e-08
0.6580281.5708212.445222e-08
0.6610881.5706692.388954e-08
0.6641631.5705182.332425e-08
0.6672521.5703682.275632e-08
0.6703561.570222.218575e-08
0.6734741.5700722.161253e-08
0.6766071.5699272.103664e-08
0.6797541.5697822.045808e-08
0.6829151.5696381.987682e-08
0.6860921.5694961.929286e-08
0.6892831.5693551.870618e-08
0.6924891.5692151.811677e-08
0.695711.5690771.752463e-08
0.6989461.5689391.692972e-08
0.71.5688951.673600e-08
0.7021971.5688031.664831e-08
0.7054631.5686671.651795e-08
0.7087451.5685331.638700e-08
0.7120411.56841.625543e-08
0.7153531.5682681.612325e-08
0.7186811.5681371.599045e-08
0.7220231.5680071.585704e-08
0.7253821.5678791.572301e-08
0.7287561.5677511.558835e-08
0.7321461.5676241.545307e-08
0.7355511.5674981.531716e-08
0.7389721.5673731.518062e-08
0.7424091.5672491.504344e-08
0.7458631.5671271.490562e-08
0.7493321.5670051.476716e-08
0.7528171.5668841.462806e-08
0.7563191.5667631.448831e-08
0.7598371.5666441.434791e-08
0.7633711.5665261.420686e-08
0.7669221.5664081.406515e-08
0.7704891.5662921.392279e-08
0.7740731.5661761.377976e-08
0.7776731.5660611.363606e-08
0.781291.5659471.349170e-08
0.7849241.5658331.334666e-08
0.7885751.5657211.320096e-08
0.7922431.5656091.305457e-08
0.7959281.5654981.290750e-08
0.799631.5653881.275975e-08
0.81.5653771.274500e-08
0.803351.5652791.279840e-08
0.8070861.565171.285796e-08
0.810841.5650621.291780e-08
0.8146121.5649551.297791e-08
0.8184011.5648481.303831e-08
0.8222081.5647421.309899e-08
0.8260321.5646371.315995e-08
0.8298741.5645331.322119e-08
0.8337341.5644291.328272e-08
0.8376121.5643261.334454e-08
0.8415081.5642231.340664e-08
0.8454221.5641211.346903e-08
0.8493551.564021.353171e-08
0.851.5640031.354200e-08
0.8533051.5639191.359462e-08
0.8572741.5638191.365781e-08
0.8612621.563721.372129e-08
0.8652681.5636211.378506e-08
0.8692921.5635231.384913e-08
0.8733361.5634251.391350e-08
0.8773981.5633281.397817e-08
0.8814791.5632311.404315e-08
0.8855791.5631351.410842e-08
0.8896981.5630391.417399e-08
0.8938361.5629441.423988e-08
0.8979941.562851.430606e-08
0.91.5628041.433800e-08
0.9021711.5627561.437260e-08
0.9063671.5626621.443949e-08
0.9105831.5625691.450669e-08
0.9148181.5624761.457420e-08
0.9190731.5623841.464203e-08
0.9233481.5622921.471017e-08
0.9276431.5622011.477863e-08
0.9319581.562111.484741e-08
0.9362931.562021.491651e-08
0.9406481.5619291.498593e-08
0.9450231.561841.505567e-08
0.9494191.5617511.512573e-08
0.951.5617391.513500e-08
0.9538351.5616621.519605e-08
0.9582711.5615731.526668e-08
0.9627291.5614851.533764e-08
0.9672071.5613971.540893e-08
0.9717051.561311.548055e-08
0.9762251.5612231.555250e-08
0.9807661.5611361.562479e-08
0.9853281.561051.569742e-08
0.9899111.5609641.577038e-08
0.9945151.5608781.584368e-08
0.9991411.5607921.591732e-08
11.5607771.593100e-08
1.003791.5607071.599136e-08
1.008461.5606221.606575e-08
1.013151.5605381.614049e-08
1.017861.5604531.621558e-08
1.022591.5603691.629101e-08
1.027351.5602861.636680e-08
1.032131.5602021.644293e-08
1.036931.5601191.651943e-08
1.041751.5600351.659628e-08
1.04661.5599531.667348e-08
1.051471.559871.675105e-08
1.056361.5597871.682897e-08
1.061.5597261.688700e-08
1.061271.5597051.690726e-08
1.066211.5596231.698593e-08
1.071171.5595411.706496e-08
1.076151.5594591.714435e-08
1.081151.5593781.722412e-08
1.086181.5592961.730426e-08
1.091241.5592151.738477e-08
1.096311.5591341.746565e-08
1.101411.5590531.754691e-08
1.106531.5589721.762855e-08
1.111681.5588921.771057e-08
1.116851.5588111.779297e-08
1.122051.558731.787576e-08
1.127271.558651.795892e-08
1.132511.558571.804248e-08
1.137781.5584891.812642e-08
1.143071.5584091.821076e-08
1.148391.5583291.829549e-08
1.153731.5582491.838061e-08
1.159091.5581691.846612e-08
1.164481.5580891.855204e-08
1.16991.5580091.863835e-08
1.175341.5579291.872507e-08
1.180811.557851.881219e-08
1.18631.557771.889971e-08
1.191821.557691.898764e-08
1.197361.557611.907598e-08
1.21.5575721.911800e-08
1.202931.557531.916472e-08
1.208531.557451.925385e-08
1.214151.5573711.934340e-08
1.21981.5572911.943336e-08
1.225471.5572111.952374e-08
1.231171.5571311.961454e-08
1.23691.5570511.970577e-08
1.242651.5569711.979742e-08
1.248431.556891.988949e-08
1.254241.556811.998199e-08
1.260071.556732.007493e-08
1.265931.5566492.016829e-08
1.271821.5565692.026209e-08
1.277741.5564882.035633e-08
1.283681.5564082.045101e-08
1.289651.5563272.054612e-08
1.295651.5562462.064168e-08
1.301671.5561652.073768e-08
1.307731.5560832.083413e-08
1.313811.5560022.093103e-08
1.319921.555922.102837e-08
1.326061.5558392.112617e-08
1.332231.5557572.122443e-08
1.338431.5556752.132314e-08
1.344651.5555922.142231e-08
1.350911.555512.152195e-08
1.357191.5554272.162204e-08
1.36351.5553442.172260e-08
1.369851.5552612.182363e-08
1.376221.5551782.192513e-08
1.382621.5550942.202711e-08
1.389051.5550112.212955e-08
1.395511.5549262.223247e-08
1.41.5548682.230400e-08
1.4021.5548422.246359e-08
1.408521.5547582.298368e-08
1.415071.5546732.350620e-08
1.421661.5545882.403115e-08
1.428271.5545022.455853e-08
1.434911.5544162.508837e-08
1.441591.554332.562068e-08
1.448291.5542442.615546e-08
1.455031.5541572.669273e-08
1.46181.554072.723249e-08
1.468591.5539832.777477e-08
1.475431.5538952.831957e-08
1.482291.5538072.886690e-08
1.489181.5537192.941678e-08
1.496111.553632.996922e-08
1.503071.5535413.052423e-08
1.510061.5534513.108182e-08
1.517081.5533613.164200e-08
1.524141.5532713.220479e-08
1.531231.553183.277019e-08
1.538351.5530883.333823e-08
1.545511.5529973.390891e-08
1.55271.5529053.448224e-08
1.559921.5528123.505824e-08
1.567171.5527193.563691e-08
1.574461.5526263.621828e-08
1.581791.5525323.680236e-08
1.589141.5524373.738915e-08
1.596541.5523423.797867e-08
1.61.5522983.825500e-08
1.603961.5522474.236170e-08
1.611421.5521515.009625e-08
1.618921.5520545.786676e-08
1.626451.5519576.567343e-08
1.634011.5518597.351640e-08
1.641611.5517618.139585e-08
1.649251.5516638.931195e-08
1.656921.5515639.726488e-08
1.664631.5514631.052548e-07
1.672371.5513631.132819e-07
1.680151.5512621.213463e-07
1.687961.551161.294482e-07
1.695811.5510581.375878e-07
1.70371.5509551.457653e-07
1.711631.5508511.539808e-07
1.719591.5507471.622345e-07
1.727591.5506421.705266e-07
1.735621.5505371.788573e-07
1.743691.550431.872267e-07
1.751811.5503241.956351e-07
1.759951.5502162.040826e-07
1.768141.5501082.125693e-07
1.776361.5499982.210956e-07
1.784631.5498892.296614e-07
1.792931.5497782.382672e-07
1.81.5496842.456000e-07
1.801271.5496672.477398e-07
1.809641.5495552.618962e-07
1.818061.5494422.761184e-07
1.826521.5493282.904068e-07
1.835011.5492143.047616e-07
1.843551.5490983.191832e-07
1.852121.5489823.336719e-07
1.860741.5488653.482280e-07
1.869391.5487473.628517e-07
1.878091.5486293.775435e-07
1.886821.5485093.923037e-07
1.89561.5483894.071324e-07
1.904421.5482674.220302e-07
1.913281.5481454.369972e-07
1.922181.5480224.520339e-07
1.931121.5478984.671405e-07
1.94011.5477734.823174e-07
1.949121.5476474.975649e-07
1.958191.547525.128833e-07
1.96731.5473915.282729e-07
1.976451.5472625.437341e-07
1.985641.5471325.592672e-07
1.994881.5470015.748726e-07
21.5469285.835300e-07
2.004161.5468696.033179e-07
2.013481.5467366.477124e-07
2.022841.5466026.923135e-07
2.032251.5464677.371220e-07
2.04171.546337.821389e-07
2.05121.5461938.273653e-07
2.060741.5460548.728020e-07
2.070331.5459149.184500e-07
2.079961.5457739.643103e-07
2.089631.5456311.010384e-06
2.099351.5454881.056672e-06
2.109121.5453431.103175e-06
2.118931.5451971.149895e-06
2.128781.545051.196832e-06
2.138681.5449021.243987e-06
2.148631.5447531.291361e-06
2.158621.5446021.338956e-06
2.168671.544451.386773e-06
2.178751.5442961.434811e-06
2.188891.5441421.483073e-06
2.199071.5439861.531560e-06
2.21.5439711.536000e-06
2.20931.5438281.559124e-06
2.219571.5436691.584686e-06
2.22991.5435091.610367e-06
2.240271.5433471.636168e-06
2.250691.5431841.662088e-06
2.261161.543021.688129e-06
2.271671.5428541.714291e-06
2.282241.5426861.740574e-06
2.292861.5425171.766980e-06
2.303521.5423471.793509e-06
2.314241.5421741.820161e-06
2.3251.5420011.846938e-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
—