N-SK4

Glass Code:  613586.354

“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 1.61272 νd 58.63
ne 1.61521 νe 58.37
nF-nC 0.010450 nF'-nC' 0.010541
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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 1.58282
n1,970.1 1,970.1 1.58835
n1,529.6 1,529.6 1.59422
n1,060.0 1,060.0 1.60032
nt 1,014.0 1.60102
ns 852.1 1.60393
nr 706.5 1.60774
nC 656.3 1.60954
nC' 643.8 1.61005
Characteristics λ [nm]
n632.8 632.8 1.61052
nD 589.3 1.61262
nd 587.6 1.61272
ne 546.1 1.61521
nF 486.1 1.61999
nF' 480.0 1.62059
ng 435.8 1.62568
nh 404.7 1.63042
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 0.390
τ25/2325 2,325 0.620
τ25/1970 1,970 0.900
τ25/1530 1,530 0.977
τ25/1060 1,060 0.993
τ25/700 700 0.996
τ25/660 660 0.995
τ25/620 620 0.995
τ25/580 580 0.995
τ25/546 546 0.995
τ25/500 500 0.992
τ25/460 460 0.985
τ25/436 436 0.983
τ25/420 420 0.983
τ25/405 405 0.979
τ25/400 400 0.975
τ25/390 390 0.960
τ25/380 380 0.930
τ25/370 370 0.870
τ25/365 365 0.830
τ25/350 350 0.610
τ25/334 334 0.200
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 0.686
τ10/2325 2,325 0.826
τ10/1970 1,970 0.959
τ10/1530 1,530 0.991
τ10/1060 1,060 0.997
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 0.997
τ10/460 460 0.994
τ10/436 436 0.993
τ10/420 420 0.993
τ10/405 405 0.992
τ10/400 400 0.990
τ10/390 390 0.984
τ10/380 380 0.971
τ10/370 370 0.946
τ10/365 365 0.928
τ10/350 350 0.821
τ10/334 334 0.525
τ10/320 320 0.102
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 0.2792
PC,s 0.5366
Pd,C 0.3039
Pe,d 0.2384
Pg,F 0.5448
Pi,h
P's,t 0.2768
P'C',s 0.5799
P'd,C' 0.2533
P'e,d 0.2364
P'g,F' 0.4835
P'i,h
Characteristics
ΔPC,t -0.0073
ΔPC,s -0.0030
ΔPF,e 0.0001
ΔPg,F -0.0004
ΔPi,g