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N-LASF46B

Glass Code:  904313.451

“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.

optical glass klein 4zu3.jpg
Characteristics
nd 1.90366 νd 31.32
ne 1.91048 νe 31.09
nF-nC 0.028852 nF'-nC' 0.029289
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Download Data sheet N-LASF46B
Article Details
SCHOTT
Article
Glass type
L
W
T
DIA
Step
nd
Step
vd
nd
vd
Weight
 
Technical Details
Refractive Indices
Characteristics λ [nm]
n2,325.4 2,325.4 1.84657
n1,970.1 1,970.1 1.85418
n1,529.6 1,529.6 1.86283
n1,060.0 1,060.0 1.87362
nt 1,014.0 1.87505
ns 852.1 1.88146
nr 706.5 1.89065
nC 656.3 1.89526
nC' 643.8 1.89657
Characteristics λ [nm]
n632.8 632.8 1.89781
nD 589.3 1.90341
nd 587.6 1.90366
ne 546.1 1.91048
nF 486.1 1.92411
nF' 480.0 1.92586
ng 435.8 1.94130
nh 404.7 1.95647
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
Internal Transmittance
Characteristics λ [nm]
τ25/2500 2,500 0.230
τ25/2325 2,325 0.550
τ25/1970 1,970 0.890
τ25/1530 1,530 0.977
τ25/1060 1,060 0.996
τ25/700 700 0.989
τ25/660 660 0.983
τ25/620 620 0.980
τ25/580 580 0.978
τ25/546 546 0.972
τ25/500 500 0.944
τ25/460 460 0.890
τ25/436 436 0.840
τ25/420 420 0.770
τ25/405 405 0.660
τ25/400 400 0.600
τ25/390 390 0.420
τ25/380 380 0.180
τ25/370 370 0.014
τ25/365 365 0.000
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 0.556
τ10/2325 2,325 0.787
τ10/1970 1,970 0.954
τ10/1530 1,530 0.991
τ10/1060 1,060 0.998
τ10/700 700 0.996
τ10/660 660 0.993
τ10/620 620 0.992
τ10/580 580 0.991
τ10/546 546 0.989
τ10/500 500 0.977
τ10/460 460 0.954
τ10/436 436 0.933
τ10/420 420 0.901
τ10/405 405 0.847
τ10/400 400 0.815
τ10/390 390 0.707
τ10/380 380 0.504
τ10/370 370 0.181
τ10/365 365 0.050
τ10/350 350 0.000
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
Partial Dispersion
Characteristics
Ps,t 0.2222
PC,s 0.4783
Pd,C 0.2911
Pe,d 0.2364
Pg,F 0.5956
Pi,h
P's,t 0.2189
P'C',s 0.5160
P'd,C' 0.2419
P'e,d 0.2329
P'g,F' 0.5270
P'i,h
Characteristics
ΔPC,t 0.0069
ΔPC,s 0.0024
ΔPF,e 0.0006
ΔPg,F 0.0045
ΔPi,g
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