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N-LAK22

Glass Code:  651559.377

“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 1.65113 νd 55.89
ne 1.65391 νe 55.63
nF-nC 0.011650 nF'-nC' 0.011755
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Download Data sheet N-LAK22
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 1.61915
n1,970.1 1,970.1 1.62488
n1,529.6 1,529.6 1.63100
n1,060.0 1,060.0 1.63747
nt 1,014.0 1.63823
ns 852.1 1.64141
nr 706.5 1.64560
nC 656.3 1.64760
nC' 643.8 1.64816
Characteristics λ [nm]
n632.8 632.8 1.64868
nD 589.3 1.65103
nd 587.6 1.65113
ne 546.1 1.65391
nF 486.1 1.65925
nF' 480.0 1.65992
ng 435.8 1.66562
nh 404.7 1.67092
ni 365.0 1.67997
Characteristics λ [nm]
n334.1 334.1 1.68975
n312.6 312.6 1.69876
n296.7 296.7
n280.4 280.4
n248.3 248.3
Internal Transmittance
Characteristics λ [nm]
τ25/2500 2,500 0.432
τ25/2325 2,325 0.666
τ25/1970 1,970 0.920
τ25/1530 1,530 0.986
τ25/1060 1,060 0.998
τ25/700 700 0.996
τ25/660 660 0.994
τ25/620 620 0.995
τ25/580 580 0.995
τ25/546 546 0.995
τ25/500 500 0.991
τ25/460 460 0.986
τ25/436 436 0.983
τ25/420 420 0.982
τ25/405 405 0.979
τ25/400 400 0.977
τ25/390 390 0.972
τ25/380 380 0.962
τ25/370 370 0.946
τ25/365 365 0.934
τ25/350 350 0.873
τ25/334 334 0.740
τ25/320 320 0.522
τ25/310 310 0.314
τ25/300 300 0.124
τ25/290 290 0.020
τ25/280 280 0.004
τ25/270 270
τ25/260 260
τ25/250 250
Characteristics λ [nm]
τ10/2500 2,500 0.715
τ10/2325 2,325 0.850
τ10/1970 1,970 0.967
τ10/1530 1,530 0.994
τ10/1060 1,060 0.999
τ10/700 700 0.998
τ10/660 660 0.998
τ10/620 620 0.998
τ10/580 580 0.998
τ10/546 546 0.998
τ10/500 500 0.996
τ10/460 460 0.994
τ10/436 436 0.993
τ10/420 420 0.993
τ10/405 405 0.992
τ10/400 400 0.991
τ10/390 390 0.989
τ10/380 380 0.985
τ10/370 370 0.978
τ10/365 365 0.973
τ10/350 350 0.947
τ10/334 334 0.887
τ10/320 320 0.771
τ10/310 310 0.629
τ10/300 300 0.433
τ10/290 290 0.207
τ10/280 280 0.110
τ10/270 270
τ10/260 260
τ10/250 250
Partial Dispersion
Characteristics
Ps,t 0.2729
PC,s 0.5314
Pd,C 0.3031
Pe,d 0.2384
Pg,F 0.5467
Pi,h 0.7771
P's,t 0.2704
P'C',s 0.5744
P'd,C' 0.2527
P'e,d 0.2362
P'g,F' 0.4851
P'i,h 0.7702
Characteristics
ΔPC,t -0.0058
ΔPC,s -0.0018
ΔPF,e -0.0005
ΔPg,F -0.0031
ΔPi,g -0.0236
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