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N-LASF9

Glass Code:  850322.441

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

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optical glass klein 4zu3.jpg
Characteristics
nd 1.85025 νd 32.17
ne 1.85650 νe 31.93
nF-nC 0.026430 nF'-nC' 0.026827
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Download Data sheet N-LASF9
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 1.80058
n1,970.1 1,970.1 1.80659
n1,529.6 1,529.6 1.81364
n1,060.0 1,060.0 1.82293
nt 1,014.0 1.82420
ns 852.1 1.82997
nr 706.5 1.83834
nC 656.3 1.84255
nC' 643.8 1.84376
Characteristics λ [nm]
n632.8 632.8 1.84489
nD 589.3 1.85002
nd 587.6 1.85025
ne 546.1 1.85650
nF 486.1 1.86898
nF' 480.0 1.87058
ng 435.8 1.88467
nh 404.7 1.89845
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 0.598
τ25/2325 2,325 0.712
τ25/1970 1,970 0.919
τ25/1530 1,530 0.986
τ25/1060 1,060 0.994
τ25/700 700 0.986
τ25/660 660 0.981
τ25/620 620 0.979
τ25/580 580 0.978
τ25/546 546 0.972
τ25/500 500 0.945
τ25/460 460 0.898
τ25/436 436 0.840
τ25/420 420 0.770
τ25/405 405 0.630
τ25/400 400 0.570
τ25/390 390 0.400
τ25/380 380 0.200
τ25/370 370 0.040
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 0.814
τ10/2325 2,325 0.873
τ10/1970 1,970 0.967
τ10/1530 1,530 0.994
τ10/1060 1,060 0.998
τ10/700 700 0.994
τ10/660 660 0.992
τ10/620 620 0.992
τ10/580 580 0.991
τ10/546 546 0.989
τ10/500 500 0.978
τ10/460 460 0.958
τ10/436 436 0.933
τ10/420 420 0.901
τ10/405 405 0.831
τ10/400 400 0.799
τ10/390 390 0.693
τ10/380 380 0.525
τ10/370 370 0.270
τ10/365 365 0.137
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
Partial Dispersion
Characteristics
Ps,t 0.2181
PC,s 0.4762
Pd,C 0.2912
Pe,d 0.2366
Pg,F 0.5934
Pi,h
P's,t 0.2149
P'C',s 0.5140
P'd,C' 0.2420
P'e,d 0.2330
P'g,F' 0.5250
P'i,h
Characteristics
ΔPC,t -0.0032
ΔPC,s -0.0016
ΔPF,e 0.0008
ΔPg,F 0.0037
ΔPi,g
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