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N-SF66  923209.400

optical glass klein 4zu3.jpg

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

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Compare glass types with our Interactive Abbe Diagram.

Characteristics
nd 1.92286 νd 20.88
ne 1.93322 νe 20.70
nF-nC 0.044199 nF'-nC' 0.045076
Download Data sheet
Glass type
 Article L
 W
 T
 DIA
 nd
 vd
 STEP
nd 		STEP
vd 		Weight
Characteristics λ [nm]
n2,325.4 2,325.4 1.84839
n1,970.1 1,970.1 1.85665
n1,529.6 1,529.6 1.86650
n1,060.0 1,060.0 1.87999
nt 1,014.0 1.88189
ns 852.1 1.89064
nr 706.5 1.90368
nC 656.3 1.91039
nC' 643.8 1.91232
Characteristics λ [nm]
n632.8 632.8 1.91414
nD 589.3 1.92248
nd 587.6 1.92286
ne 546.1 1.93322
nF 486.1 1.95459
nF' 480.0 1.95739
ng 435.8 1.98285
nh 404.7
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 0.560
τ25/2325 2,325 0.640
τ25/1970 1,970 0.873
τ25/1530 1,530 0.973
τ25/1060 1,060 0.991
τ25/700 700 0.977
τ25/660 660 0.968
τ25/620 620 0.958
τ25/580 580 0.940
τ25/546 546 0.910
τ25/500 500 0.830
τ25/460 460 0.740
τ25/436 436 0.630
τ25/420 420 0.500
τ25/405 405 0.270
τ25/400 400 0.180
τ25/390 390 0.020
τ25/380 380
τ25/370 370
τ25/365 365
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 0.793
τ10/2325 2,325 0.837
τ10/1970 1,970 0.947
τ10/1530 1,530 0.989
τ10/1060 1,060 0.996
τ10/700 700 0.991
τ10/660 660 0.987
τ10/620 620 0.983
τ10/580 580 0.976
τ10/546 546 0.963
τ10/500 500 0.928
τ10/460 460 0.887
τ10/436 436 0.831
τ10/420 420 0.758
τ10/405 405 0.592
τ10/400 400 0.504
τ10/390 390 0.250
τ10/380 380 0.040
τ10/370 370 0.001
τ10/365 365
τ10/350 350
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 0.1980
PC,s 0.4467
Pd,C 0.2822
Pe,d 0.2345
Pg,F 0.6394
Pi,h
P's,t 0.1941
P'C',s 0.4808
P'd,C' 0.2339
P'e,d 0.2299
P'g,F' 0.5647
P'i,h
Characteristics
ΔPC,t 0.0007
ΔPC,s -0.0048
ΔPF,e 0.0059
ΔPg,F 0.0307
ΔPi,g

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