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N-F2  620364.265

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 1.62005 νd 36.43
ne 1.62408 νe 36.16
nF-nC 0.017020 nF'-nC' 0.017258
Glass type
Article L
W
T
DIA
nd
vd
STEP
nd
STEP
vd
Weight
Characteristics λ [nm]
n2,325.4 2,325.4 1.58136
n1,970.1 1,970.1 1.58744
n1,529.6 1,529.6 1.59410
n1,060.0 1,060.0 1.60167
nt 1,014.0 1.60261
ns 852.1 1.60667
nr 706.5 1.61229
nC 656.3 1.61506
nC' 643.8 1.61584
Characteristics λ [nm]
n632.8 632.8 1.61658
nD 589.3 1.61990
nd 587.6 1.62005
ne 546.1 1.62408
nF 486.1 1.63208
nF' 480.0 1.63310
ng 435.8 1.64209
nh 404.7 1.65087
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 0.480
τ25/2325 2,325 0.640
τ25/1970 1,970 0.880
τ25/1530 1,530 0.977
τ25/1060 1,060 0.996
τ25/700 700 0.992
τ25/660 660 0.990
τ25/620 620 0.991
τ25/580 580 0.993
τ25/546 546 0.992
τ25/500 500 0.984
τ25/460 460 0.973
τ25/436 436 0.963
τ25/420 420 0.950
τ25/405 405 0.900
τ25/400 400 0.870
τ25/390 390 0.750
τ25/380 380 0.510
τ25/370 370 0.160
τ25/365 365 0.040
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 0.746
τ10/2325 2,325 0.837
τ10/1970 1,970 0.950
τ10/1530 1,530 0.991
τ10/1060 1,060 0.998
τ10/700 700 0.997
τ10/660 660 0.996
τ10/620 620 0.996
τ10/580 580 0.997
τ10/546 546 0.997
τ10/500 500 0.994
τ10/460 460 0.989
τ10/436 436 0.985
τ10/420 420 0.980
τ10/405 405 0.959
τ10/400 400 0.946
τ10/390 390 0.891
τ10/380 380 0.764
τ10/370 370 0.480
τ10/365 365 0.276
τ10/350 350 0.096
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 0.2389
PC,s 0.4925
Pd,C 0.2935
Pe,d 0.2366
Pg,F 0.5881
Pi,h
P's,t 0.2356
P'C',s 0.5312
P'd,C' 0.2440
P'e,d 0.2334
P'g,F' 0.5208
P'i,h
Characteristics
ΔPC,t 0.0137
ΔPC,s 0.0047
ΔPF,e 0.0006
ΔPg,F 0.0056
ΔPi,g