N-PSK3

Glass Code:  552635.291

“N”-glass as an environmentally friendly alternative to conventional lead and arsenic-containing glass types.

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optical glass klein 4zu3.jpg
Characteristics
nd 1.55232 νd 63.46
ne 1.55440 νe 63.23
nF-nC 0.008704 nF'-nC' 0.008767
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    Article Details
     
     
     
     
    Technical Details
    Refractive Indices
    Characteristics λ [nm]
    n2,325.4 2,325.4 1.52375
    n1,970.1 1,970.1 1.52954
    n1,529.6 1,529.6 1.53558
    n1,060.0 1,060.0 1.54154
    nt 1,014.0 1.54218
    ns 852.1 1.54482
    nr 706.5 1.54811
    nC 656.3 1.54965
    nC' 643.8 1.55008
    Characteristics λ [nm]
    n632.8 632.8 1.55048
    nD 589.3 1.55224
    nd 587.6 1.55232
    ne 546.1 1.55440
    nF 486.1 1.55835
    nF' 480.0 1.55885
    ng 435.8 1.56302
    nh 404.7 1.56688
    ni 365.0 1.57342
    Characteristics λ [nm]
    n334.1 334.1 1.58041
    n312.6 312.6 1.58679
    n296.7 296.7
    n280.4 280.4
    n248.3 248.3
    Internal Transmittance
    Characteristics λ [nm]
    τ25/2500 2,500 0.338
    τ25/2325 2,325 0.588
    τ25/1970 1,970 0.877
    τ25/1530 1,530 0.978
    τ25/1060 1,060 0.997
    τ25/700 700 0.995
    τ25/660 660 0.993
    τ25/620 620 0.992
    τ25/580 580 0.993
    τ25/546 546 0.993
    τ25/500 500 0.990
    τ25/460 460 0.987
    τ25/436 436 0.986
    τ25/420 420 0.986
    τ25/405 405 0.987
    τ25/400 400 0.986
    τ25/390 390 0.983
    τ25/380 380 0.977
    τ25/370 370 0.971
    τ25/365 365 0.964
    τ25/350 350 0.920
    τ25/334 334 0.800
    τ25/320 320 0.520
    τ25/310 310 0.260
    τ25/300 300 0.060
    τ25/290 290
    τ25/280 280
    τ25/270 270
    τ25/260 260
    τ25/250 250
    Characteristics λ [nm]
    τ10/2500 2,500 0.648
    τ10/2325 2,325 0.809
    τ10/1970 1,970 0.949
    τ10/1530 1,530 0.991
    τ10/1060 1,060 0.999
    τ10/700 700 0.998
    τ10/660 660 0.997
    τ10/620 620 0.997
    τ10/580 580 0.997
    τ10/546 546 0.997
    τ10/500 500 0.996
    τ10/460 460 0.995
    τ10/436 436 0.994
    τ10/420 420 0.994
    τ10/405 405 0.995
    τ10/400 400 0.994
    τ10/390 390 0.993
    τ10/380 380 0.991
    τ10/370 370 0.988
    τ10/365 365 0.985
    τ10/350 350 0.967
    τ10/334 334 0.915
    τ10/320 320 0.770
    τ10/310 310 0.583
    τ10/300 300 0.325
    τ10/290 290 0.123
    τ10/280 280 0.026
    τ10/270 270
    τ10/260 260
    τ10/250 250
    Partial Dispersion
    Characteristics
    Ps,t 0.3023
    PC,s 0.5555
    Pd,C 0.3069
    Pe,d 0.2386
    Pg,F 0.5365
    Pi,h 0.7509
    P's,t 0.3001
    P'C',s 0.6002
    P'd,C' 0.2559
    P'e,d 0.2369
    P'g,F' 0.4767
    P'i,h 0.7454
    Characteristics
    ΔPC,t 0.0118
    ΔPC,s 0.0047
    ΔPF,e -0.0005
    ΔPg,F -0.0005
    ΔPi,g 0.0016