N-KZFS4HT  613445.300

optical glass klein 4zu3.jpg

“N”-glass as an environmentally friendly alternative to conventional lead and arsenic-containing glass types.

HT & HTultra glasses feature enhanced transmission values in the visible spectral range, especially in the blue-violet range.

Find more information in the tabs below or on our website.

Compare glass types with our Interactive Abbe Diagram.

Characteristics
nd 1.61336 νd 44.49
ne 1.61664 νe 44.27
nF-nC 0.013785 nF'-nC' 0.013929
Characteristics λ [nm]
n2,325.4 2,325.4 1.57535
n1,970.1 1,970.1 1.58233
n1,529.6 1,529.6 1.58971
n1,060.0 1,060.0 1.59739
nt 1,014.0 1.59828
ns 852.1 1.60199
nr 706.5 1.60688
nC 656.3 1.60922
nC' 643.8 1.60987
Characteristics λ [nm]
n632.8 632.8 1.61049
nD 589.3 1.61324
nd 587.6 1.61336
ne 546.1 1.61664
nF 486.1 1.62300
nF' 480.0 1.62380
ng 435.8 1.63071
nh 404.7 1.63723
ni 365.0 1.64865
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 0.186
τ25/2325 2,325 0.486
τ25/1970 1,970 0.881
τ25/1530 1,530 0.961
τ25/1060 1,060 0.999
τ25/700 700 0.994
τ25/660 660 0.993
τ25/620 620 0.992
τ25/580 580 0.993
τ25/546 546 0.993
τ25/500 500 0.988
τ25/460 460 0.980
τ25/436 436 0.975
τ25/420 420 0.971
τ25/405 405 0.966
τ25/400 400 0.962
τ25/390 390 0.951
τ25/380 380 0.934
τ25/370 370 0.901
τ25/365 365 0.874
τ25/350 350 0.700
τ25/334 334 0.223
τ25/320 320 0.002
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 0.510
τ10/2325 2,325 0.749
τ10/1970 1,970 0.951
τ10/1530 1,530 0.984
τ10/1060 1,060 0.999
τ10/700 700 0.998
τ10/660 660 0.997
τ10/620 620 0.997
τ10/580 580 0.997
τ10/546 546 0.997
τ10/500 500 0.995
τ10/460 460 0.992
τ10/436 436 0.990
τ10/420 420 0.988
τ10/405 405 0.986
τ10/400 400 0.985
τ10/390 390 0.980
τ10/380 380 0.973
τ10/370 370 0.959
τ10/365 365 0.948
τ10/350 350 0.867
τ10/334 334 0.549
τ10/320 320 0.060
τ10/310 310
τ10/300 300
τ10/290 290
τ10/280 280
τ10/270 270
τ10/260 260
τ10/250 250
Characteristics
Ps,t 0.2694
PC,s 0.5240
Pd,C 0.3006
Pe,d 0.2378
Pg,F 0.5590
Pi,h 0.8284
P's,t 0.2666
P'C',s 0.5657
P'd,C' 0.2503
P'e,d 0.2353
P'g,F' 0.4958
P'i,h 0.8199
Characteristics
ΔPC,t 0.0373
ΔPC,s 0.0173
ΔPF,e -0.0033
ΔPg,F -0.0100
ΔPi,g -0.0496