Please note: Due to maintenance the shop will be unavailable on Tuesday, November 30, from 06:00 AM until 08:00 AM (CEST)

N-BAF52  609466.305

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 1.60863 νd 46.60
ne 1.61173 νe 46.30
nF-nC 0.013061 nF'-nC' 0.013211
Glass type
Article L
W
T
DIA
nd
vd
STEP
nd
STEP
vd
Weight
Characteristics λ [nm]
n2,325.4 2,325.4 1.57475
n1,970.1 1,970.1 1.58067
n1,529.6 1,529.6 1.58702
n1,060.0 1,060.0 1.59381
nt 1,014.0 1.59461
ns 852.1 1.59801
nr 706.5 1.60254
nC 656.3 1.60473
nC' 643.8 1.60535
Characteristics λ [nm]
n632.8 632.8 1.60593
nD 589.3 1.60852
nd 587.6 1.60863
ne 546.1 1.61173
nF 486.1 1.61779
nF' 480.0 1.61856
ng 435.8 1.62521
nh 404.7 1.63157
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 0.390
τ25/2325 2,325 0.630
τ25/1970 1,970 0.890
τ25/1530 1,530 0.975
τ25/1060 1,060 0.994
τ25/700 700 0.993
τ25/660 660 0.990
τ25/620 620 0.989
τ25/580 580 0.990
τ25/546 546 0.989
τ25/500 500 0.980
τ25/460 460 0.967
τ25/436 436 0.954
τ25/420 420 0.938
τ25/405 405 0.900
τ25/400 400 0.880
τ25/390 390 0.800
τ25/380 380 0.650
τ25/370 370 0.370
τ25/365 365 0.210
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 0.686
τ10/2325 2,325 0.831
τ10/1970 1,970 0.954
τ10/1530 1,530 0.990
τ10/1060 1,060 0.998
τ10/700 700 0.997
τ10/660 660 0.996
τ10/620 620 0.996
τ10/580 580 0.996
τ10/546 546 0.996
τ10/500 500 0.992
τ10/460 460 0.987
τ10/436 436 0.981
τ10/420 420 0.975
τ10/405 405 0.959
τ10/400 400 0.950
τ10/390 390 0.915
τ10/380 380 0.842
τ10/370 370 0.672
τ10/365 365 0.536
τ10/350 350 0.048
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 0.2600
PC,s 0.5147
Pd,C 0.2985
Pe,d 0.2374
Pg,F 0.5678
Pi,h
P's,t 0.2571
P'C',s 0.5555
P'd,C' 0.2485
P'e,d 0.2348
P'g,F' 0.5035
P'i,h
Characteristics
ΔPC,t 0.0087
ΔPC,s 0.0031
ΔPF,e 0.0002
ΔPg,F 0.0024
ΔPi,g