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N-ZK7A  508610.247

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 1.50805 νd 61.04
ne 1.51004 νe 60.84
nF-nC 0.008323 nF'-nC' 0.008384
Glass type
Article L
W
T
DIA
nd
vd
STEP
nd
STEP
vd
Weight
Characteristics λ [nm]
n2,325.4 2,325.4 1.48001
n1,970.1 1,970.1 1.48582
n1,529.6 1,529.6 1.49184
n1,060.0 1,060.0 1.49768
nt 1,014.0 1.49831
ns 852.1 1.50086
nr 706.5 1.50403
nC 656.3 1.50550
nC' 643.8 1.50591
Characteristics λ [nm]
n632.8 632.8 1.50629
nD 589.3 1.50798
nd 587.6 1.50805
ne 546.1 1.51004
nF 486.1 1.51382
nF' 480.0 1.51429
ng 435.8 1.51829
nh 404.7 1.52198
ni 365.0 1.52826
Characteristics λ [nm]
n334.1 334.1 1.53500
n312.6 312.6 1.54118
n296.7 296.7
n280.4 280.4
n248.3 248.3
Characteristics λ [nm]
τ25/2500 2,500 0.350
τ25/2325 2,325 0.660
τ25/1970 1,970 0.930
τ25/1530 1,530 0.976
τ25/1060 1,060 0.994
τ25/700 700 0.996
τ25/660 660 0.994
τ25/620 620 0.994
τ25/580 580 0.995
τ25/546 546 0.995
τ25/500 500 0.993
τ25/460 460 0.988
τ25/436 436 0.984
τ25/420 420 0.981
τ25/405 405 0.977
τ25/400 400 0.975
τ25/390 390 0.969
τ25/380 380 0.956
τ25/370 370 0.940
τ25/365 365 0.930
τ25/350 350 0.860
τ25/334 334 0.670
τ25/320 320 0.390
τ25/310 310 0.170
τ25/300 300 0.030
τ25/290 290
τ25/280 280
τ25/270 270
τ25/260 260
τ25/250 250
Characteristics λ [nm]
τ10/2500 2,500 0.657
τ10/2325 2,325 0.847
τ10/1970 1,970 0.971
τ10/1530 1,530 0.990
τ10/1060 1,060 0.998
τ10/700 700 0.998
τ10/660 660 0.998
τ10/620 620 0.998
τ10/580 580 0.998
τ10/546 546 0.998
τ10/500 500 0.997
τ10/460 460 0.995
τ10/436 436 0.994
τ10/420 420 0.992
τ10/405 405 0.991
τ10/400 400 0.990
τ10/390 390 0.987
τ10/380 380 0.982
τ10/370 370 0.976
τ10/365 365 0.971
τ10/350 350 0.941
τ10/334 334 0.852
τ10/320 320 0.686
τ10/310 310 0.492
τ10/300 300 0.221
τ10/290 290 0.032
τ10/280 280
τ10/270 270
τ10/260 260
τ10/250 250
Characteristics
Ps,t 0.3058
PC,s 0.5576
Pd,C 0.3070
Pe,d 0.2386
Pg,F 0.5368
Pi,h 0.7540
P's,t 0.3036
P'C',s 0.6024
P'd,C' 0.2560
P'e,d 0.2369
P'g,F' 0.4770
P'i,h 0.7486
Characteristics
ΔPC,t 0.0289
ΔPC,s 0.0125
ΔPF,e -0.0019
ΔPg,F -0.0043
ΔPi,g -0.0146