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N-LASF41  835431.485

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 1.83501 νd 43.13
ne 1.83961 νe 42.88
nF-nC 0.019361 nF'-nC' 0.019578
Glass type
Article L
W
T
DIA
nd
vd
STEP
nd
STEP
vd
Weight
Characteristics λ [nm]
n2,325.4 2,325.4 1.78859
n1,970.1 1,970.1 1.79608
n1,529.6 1,529.6 1.80423
n1,060.0 1,060.0 1.81338
nt 1,014.0 1.81450
ns 852.1 1.81936
nr 706.5 1.82599
nC 656.3 1.82923
nC' 643.8 1.83014
Characteristics λ [nm]
n632.8 632.8 1.83100
nD 589.3 1.83484
nd 587.6 1.83501
ne 546.1 1.83961
nF 486.1 1.84859
nF' 480.0 1.84972
ng 435.8 1.85949
nh 404.7 1.86872
ni 365.0 1.88486
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 0.160
τ25/2325 2,325 0.510
τ25/1970 1,970 0.880
τ25/1530 1,530 0.983
τ25/1060 1,060 0.995
τ25/700 700 0.995
τ25/660 660 0.994
τ25/620 620 0.993
τ25/580 580 0.994
τ25/546 546 0.993
τ25/500 500 0.984
τ25/460 460 0.962
τ25/436 436 0.940
τ25/420 420 0.920
τ25/405 405 0.890
τ25/400 400 0.876
τ25/390 390 0.830
τ25/380 380 0.750
τ25/370 370 0.630
τ25/365 365 0.550
τ25/350 350 0.270
τ25/334 334 0.040
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 0.480
τ10/2325 2,325 0.764
τ10/1970 1,970 0.950
τ10/1530 1,530 0.993
τ10/1060 1,060 0.998
τ10/700 700 0.998
τ10/660 660 0.998
τ10/620 620 0.997
τ10/580 580 0.998
τ10/546 546 0.997
τ10/500 500 0.994
τ10/460 460 0.985
τ10/436 436 0.976
τ10/420 420 0.967
τ10/405 405 0.954
τ10/400 400 0.948
τ10/390 390 0.928
τ10/380 380 0.891
τ10/370 370 0.831
τ10/365 365 0.787
τ10/350 350 0.592
τ10/334 334 0.292
τ10/320 320 0.040
τ10/310 310
τ10/300 300
τ10/290 290
τ10/280 280
τ10/270 270
τ10/260 260
τ10/250 250
Characteristics
Ps,t 0.2508
PC,s 0.5098
Pd,C 0.2986
Pe,d 0.2378
Pg,F 0.5629
Pi,h 0.8338
P's,t 0.2480
P'C',s 0.5507
P'd,C' 0.2487
P'e,d 0.2351
P'g,F' 0.4989
P'i,h 0.8245
Characteristics
ΔPC,t 0.0110
ΔPC,s 0.0063
ΔPF,e -0.0021
ΔPg,F -0.0083
ΔPi,g -0.0520