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N-SF2

Glass Code:  648338.272

“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 1.64769 νd 33.82
ne 1.65222 νe 33.56
nF-nC 0.019151 nF'-nC' 0.019435
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Download Data sheet N-SF2
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 1.60661
n1,970.1 1,970.1 1.61268
n1,529.6 1,529.6 1.61944
n1,060.0 1,060.0 1.62738
nt 1,014.0 1.62839
ns 852.1 1.63282
nr 706.5 1.63902
nC 656.3 1.64210
nC' 643.8 1.64298
Characteristics λ [nm]
n632.8 632.8 1.64380
nD 589.3 1.64752
nd 587.6 1.64769
ne 546.1 1.65222
nF 486.1 1.66125
nF' 480.0 1.66241
ng 435.8 1.67265
nh 404.7 1.68273
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 0.670
τ25/2325 2,325 0.760
τ25/1970 1,970 0.930
τ25/1530 1,530 0.984
τ25/1060 1,060 0.997
τ25/700 700 0.987
τ25/660 660 0.984
τ25/620 620 0.984
τ25/580 580 0.987
τ25/546 546 0.986
τ25/500 500 0.975
τ25/460 460 0.961
τ25/436 436 0.949
τ25/420 420 0.926
τ25/405 405 0.865
τ25/400 400 0.830
τ25/390 390 0.680
τ25/380 380 0.400
τ25/370 370 0.060
τ25/365 365 0.007
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 0.852
τ10/2325 2,325 0.896
τ10/1970 1,970 0.971
τ10/1530 1,530 0.994
τ10/1060 1,060 0.999
τ10/700 700 0.995
τ10/660 660 0.994
τ10/620 620 0.994
τ10/580 580 0.995
τ10/546 546 0.994
τ10/500 500 0.990
τ10/460 460 0.984
τ10/436 436 0.979
τ10/420 420 0.970
τ10/405 405 0.944
τ10/400 400 0.928
τ10/390 390 0.857
τ10/380 380 0.693
τ10/370 370 0.325
τ10/365 365 0.132
τ10/350 350 0.001
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 0.2311
PC,s 0.4848
Pd,C 0.2918
Pe,d 0.2364
Pg,F 0.5950
Pi,h
P's,t 0.2277
P'C',s 0.5228
P'd,C' 0.2425
P'e,d 0.2329
P'g,F' 0.5267
P'i,h
Characteristics
ΔPC,t 0.0106
ΔPC,s 0.0031
ΔPF,e 0.0012
ΔPg,F 0.0081
ΔPi,g
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