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N-BASF64  704394.320

optical glass klein 4zu3.jpg

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

Find more information in the tabs below or on our website.

Compare glass types with our Interactive Abbe Diagram.

Characteristics
nd 1.70400 νd 39.38
ne 1.70824 νe 39.12
nF-nC 0.017875 nF'-nC' 0.018105
Glass type
Article L
W
T
DIA
nd
vd
STEP
nd
STEP
vd
Weight
Characteristics λ [nm]
n2,325.4 2,325.4 1.66373
n1,970.1 1,970.1 1.66988
n1,529.6 1,529.6 1.67667
n1,060.0 1,060.0 1.68453
nt 1,014.0 1.68551
ns 852.1 1.68982
nr 706.5 1.69578
nC 656.3 1.69872
nC' 643.8 1.69955
Characteristics λ [nm]
n632.8 632.8 1.70033
nD 589.3 1.70384
nd 587.6 1.70400
ne 546.1 1.70824
nF 486.1 1.71659
nF' 480.0 1.71765
ng 435.8 1.72690
nh 404.7 1.73581
ni 365.0 1.75184
Characteristics λ [nm]
n334.1 334.1
n312.6 312.6
n296.7 296.7
n280.4 280.4
n248.3 248.3
Characteristics λ [nm]
τ25/2500 2,500 0.450
τ25/2325 2,325 0.670
τ25/1970 1,970 0.900
τ25/1530 1,530 0.970
τ25/1060 1,060 0.985
τ25/700 700 0.970
τ25/660 660 0.955
τ25/620 620 0.949
τ25/580 580 0.949
τ25/546 546 0.950
τ25/500 500 0.940
τ25/460 460 0.920
τ25/436 436 0.900
τ25/420 420 0.880
τ25/405 405 0.840
τ25/400 400 0.820
τ25/390 390 0.750
τ25/380 380 0.610
τ25/370 370 0.370
τ25/365 365 0.220
τ25/350 350
τ25/334 334
τ25/320 320
τ25/310 310
τ25/300 300
τ25/290 290
τ25/280 280
τ25/270 270
τ25/260 260
τ25/250 250
Characteristics λ [nm]
τ10/2500 2,500 0.727
τ10/2325 2,325 0.852
τ10/1970 1,970 0.959
τ10/1530 1,530 0.988
τ10/1060 1,060 0.994
τ10/700 700 0.988
τ10/660 660 0.982
τ10/620 620 0.979
τ10/580 580 0.979
τ10/546 546 0.980
τ10/500 500 0.976
τ10/460 460 0.967
τ10/436 436 0.959
τ10/420 420 0.950
τ10/405 405 0.933
τ10/400 400 0.924
τ10/390 390 0.891
τ10/380 380 0.821
τ10/370 370 0.672
τ10/365 365 0.546
τ10/350 350 0.090
τ10/334 334
τ10/320 320
τ10/310 310
τ10/300 300
τ10/290 290
τ10/280 280
τ10/270 270
τ10/260 260
τ10/250 250
Characteristics
Ps,t 0.2408
PC,s 0.4979
Pd,C 0.2956
Pe,d 0.2372
Pg,F 0.5769
Pi,h 0.8970
P's,t 0.2377
P'C',s 0.5375
P'd,C' 0.2459
P'e,d 0.2342
P'g,F' 0.5110
P'i,h 0.8856
Characteristics
ΔPC,t 0.0069
ΔPC,s 0.0032
ΔPF,e -0.0004
ΔPg,F -0.0006
ΔPi,g 0.0012