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N-SF4

Glass Code:  755274.315

“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 1.75513 νd 27.38
ne 1.76164 νe 27.16
nF-nC 0.027583 nF'-nC' 0.028044
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Download Data sheet N-SF4
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 1.70434
n1,970.1 1,970.1 1.71052
n1,529.6 1,529.6 1.71773
n1,060.0 1,060.0 1.72717
nt 1,014.0 1.72846
ns 852.1 1.73432
nr 706.5 1.74286
nC 656.3 1.74719
nC' 643.8 1.74842
Characteristics λ [nm]
n632.8 632.8 1.74959
nD 589.3 1.75489
nd 587.6 1.75513
ne 546.1 1.76164
nF 486.1 1.77477
nF' 480.0 1.77647
ng 435.8 1.79158
nh 404.7 1.80668
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 0.530
τ25/2325 2,325 0.602
τ25/1970 1,970 0.863
τ25/1530 1,530 0.980
τ25/1060 1,060 0.999
τ25/700 700 0.984
τ25/660 660 0.978
τ25/620 620 0.979
τ25/580 580 0.982
τ25/546 546 0.977
τ25/500 500 0.948
τ25/460 460 0.906
τ25/436 436 0.861
τ25/420 420 0.802
τ25/405 405 0.687
τ25/400 400 0.628
τ25/390 390 0.471
τ25/380 380 0.238
τ25/370 370 0.031
τ25/365 365 0.003
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 0.776
τ10/2325 2,325 0.816
τ10/1970 1,970 0.943
τ10/1530 1,530 0.992
τ10/1060 1,060 0.999
τ10/700 700 0.994
τ10/660 660 0.991
τ10/620 620 0.992
τ10/580 580 0.993
τ10/546 546 0.991
τ10/500 500 0.979
τ10/460 460 0.961
τ10/436 436 0.942
τ10/420 420 0.916
τ10/405 405 0.861
τ10/400 400 0.830
τ10/390 390 0.740
τ10/380 380 0.563
τ10/370 370 0.249
τ10/365 365 0.100
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 0.2123
PC,s 0.4666
Pd,C 0.2880
Pe,d 0.2358
Pg,F 0.6096
Pi,h
P's,t 0.2088
P'C',s 0.5030
P'd,C' 0.2392
P'e,d 0.2319
P'g,F' 0.5390
P'i,h
Characteristics
ΔPC,t 0.0040
ΔPC,s -0.0002
ΔPF,e 0.0022
ΔPg,F 0.0118
ΔPi,g
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