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N-LAK14  697554.363

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 1.69680 νd 55.41
ne 1.69980 νe 55.19
nF-nC 0.012575 nF'-nC' 0.012679
Glass type
Article L
W
T
DIA
nd
vd
STEP
nd
STEP
vd
Weight
Characteristics λ [nm]
n2,325.4 2,325.4 1.65783
n1,970.1 1,970.1 1.66554
n1,529.6 1,529.6 1.67357
n1,060.0 1,060.0 1.68157
nt 1,014.0 1.68246
ns 852.1 1.68612
nr 706.5 1.69077
nC 656.3 1.69297
nC' 643.8 1.69358
Characteristics λ [nm]
n632.8 632.8 1.69415
nD 589.3 1.69669
nd 587.6 1.69680
ne 546.1 1.69980
nF 486.1 1.70554
nF' 480.0 1.70626
ng 435.8 1.71237
nh 404.7 1.71804
ni 365.0 1.72772
Characteristics λ [nm]
n334.1 334.1 1.73819
n312.6 312.6
n296.7 296.7
n280.4 280.4
n248.3 248.3
Characteristics λ [nm]
τ25/2500 2,500 0.090
τ25/2325 2,325 0.370
τ25/1970 1,970 0.840
τ25/1530 1,530 0.960
τ25/1060 1,060 0.995
τ25/700 700 0.995
τ25/660 660 0.994
τ25/620 620 0.992
τ25/580 580 0.993
τ25/546 546 0.995
τ25/500 500 0.992
τ25/460 460 0.984
τ25/436 436 0.977
τ25/420 420 0.971
τ25/405 405 0.960
τ25/400 400 0.953
τ25/390 390 0.930
τ25/380 380 0.900
τ25/370 370 0.840
τ25/365 365 0.800
τ25/350 350 0.610
τ25/334 334 0.330
τ25/320 320 0.120
τ25/310 310 0.040
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 0.382
τ10/2325 2,325 0.672
τ10/1970 1,970 0.933
τ10/1530 1,530 0.984
τ10/1060 1,060 0.998
τ10/700 700 0.998
τ10/660 660 0.998
τ10/620 620 0.997
τ10/580 580 0.997
τ10/546 546 0.998
τ10/500 500 0.997
τ10/460 460 0.994
τ10/436 436 0.991
τ10/420 420 0.988
τ10/405 405 0.984
τ10/400 400 0.981
τ10/390 390 0.971
τ10/380 380 0.959
τ10/370 370 0.933
τ10/365 365 0.915
τ10/350 350 0.821
τ10/334 334 0.642
τ10/320 320 0.428
τ10/310 310 0.239
τ10/300 300 0.089
τ10/290 290 0.019
τ10/280 280 0.000
τ10/270 270
τ10/260 260
τ10/250 250
Characteristics
Ps,t 0.2903
PC,s 0.5447
Pd,C 0.3049
Pe,d 0.2384
Pg,F 0.5427
Pi,h 0.7701
P's,t 0.2880
P'C',s 0.5885
P'd,C' 0.2542
P'e,d 0.2365
P'g,F' 0.4819
P'i,h 0.7638
Characteristics
ΔPC,t 0.0273
ΔPC,s 0.0127
ΔPF,e -0.0026
ΔPg,F -0.0079
ΔPi,g -0.0386