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N-LASF40  834373.443

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 1.83404 νd 37.30
ne 1.83935 νe 37.04
nF-nC 0.022363 nF'-nC' 0.022658
Glass type
Article L
W
T
DIA
nd
vd
STEP
nd
STEP
vd
Weight
Characteristics λ [nm]
n2,325.4 2,325.4 1.78600
n1,970.1 1,970.1 1.79298
n1,529.6 1,529.6 1.80074
n1,060.0 1,060.0 1.80999
nt 1,014.0 1.81118
ns 852.1 1.81643
nr 706.5 1.82380
nC 656.3 1.82745
nC' 643.8 1.82849
Characteristics λ [nm]
n632.8 632.8 1.82946
nD 589.3 1.83385
nd 587.6 1.83404
ne 546.1 1.83935
nF 486.1 1.84981
nF' 480.0 1.85114
ng 435.8 1.86275
nh 404.7 1.87393
ni 365.0
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 0.240
τ25/2325 2,325 0.590
τ25/1970 1,970 0.910
τ25/1530 1,530 0.982
τ25/1060 1,060 0.995
τ25/700 700 0.996
τ25/660 660 0.994
τ25/620 620 0.993
τ25/580 580 0.992
τ25/546 546 0.988
τ25/500 500 0.969
τ25/460 460 0.933
τ25/436 436 0.890
τ25/420 420 0.850
τ25/405 405 0.780
τ25/400 400 0.750
τ25/390 390 0.650
τ25/380 380 0.510
τ25/370 370 0.280
τ25/365 365 0.150
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 0.565
τ10/2325 2,325 0.810
τ10/1970 1,970 0.963
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 0.997
τ10/546 546 0.995
τ10/500 500 0.987
τ10/460 460 0.973
τ10/436 436 0.954
τ10/420 420 0.937
τ10/405 405 0.905
τ10/400 400 0.891
τ10/390 390 0.842
τ10/380 380 0.764
τ10/370 370 0.601
τ10/365 365 0.468
τ10/350 350 0.044
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 0.2346
PC,s 0.4929
Pd,C 0.2948
Pe,d 0.2371
Pg,F 0.5786
Pi,h
P's,t 0.2315
P'C',s 0.5321
P'd,C' 0.2453
P'e,d 0.2340
P'g,F' 0.5124
P'i,h
Characteristics
ΔPC,t 0.0055
ΔPC,s 0.0030
ΔPF,e -0.0007
ΔPg,F -0.0024
ΔPi,g