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SF6HT

Glass Code:  805254.518

A classic glass type with lead oxide as an essential component for outstanding optical properties.

HT & HTultra glasses feature enhanced transmission values in the visible spectral range, especially in the blue-violet range.

Find more information in the tabs below or on our website.

Compare glass types with our Interactive Abbe Diagram.

optical glass klein 4zu3.jpg
Characteristics
nd 1.80518 νd 25.43
ne 1.81265 νe 25.24
nF-nC 0.031660 nF'-nC' 0.032201
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Download Data sheet SF6HT
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 1.75302
n1,970.1 1,970.1 1.75813
n1,529.6 1,529.6 1.76444
n1,060.0 1,060.0 1.77380
nt 1,014.0 1.77517
ns 852.1 1.78157
nr 706.5 1.79117
nC 656.3 1.79609
nC' 643.8 1.79750
Characteristics λ [nm]
n632.8 632.8 1.79884
nD 589.3 1.80491
nd 587.6 1.80518
ne 546.1 1.81265
nF 486.1 1.82775
nF' 480.0 1.82970
ng 435.8 1.84707
nh 404.7 1.86436
ni 365.0 1.89703
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 0.740
τ25/2325 2,325 0.790
τ25/1970 1,970 0.930
τ25/1530 1,530 0.991
τ25/1060 1,060 0.999
τ25/700 700 0.996
τ25/660 660 0.995
τ25/620 620 0.995
τ25/580 580 0.996
τ25/546 546 0.996
τ25/500 500 0.991
τ25/460 460 0.981
τ25/436 436 0.967
τ25/420 420 0.943
τ25/405 405 0.890
τ25/400 400 0.860
τ25/390 390 0.750
τ25/380 380 0.520
τ25/370 370 0.180
τ25/365 365 0.050
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 0.887
τ10/2325 2,325 0.910
τ10/1970 1,970 0.971
τ10/1530 1,530 0.996
τ10/1060 1,060 0.999
τ10/700 700 0.999
τ10/660 660 0.998
τ10/620 620 0.998
τ10/580 580 0.999
τ10/546 546 0.998
τ10/500 500 0.996
τ10/460 460 0.992
τ10/436 436 0.987
τ10/420 420 0.977
τ10/405 405 0.954
τ10/400 400 0.941
τ10/390 390 0.891
τ10/380 380 0.770
τ10/370 370 0.504
τ10/365 365 0.302
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 0.2020
PC,s 0.4588
Pd,C 0.2871
Pe,d 0.2359
Pg,F 0.6102
Pi,h 1.0316
P's,t 0.1986
P'C',s 0.4950
P'd,C' 0.2384
P'e,d 0.2319
P'g,F' 0.5393
P'i,h 1.0143
Characteristics
ΔPC,t -0.0048
ΔPC,s -0.0033
ΔPF,e 0.0020
ΔPg,F 0.0092
ΔPi,g 0.0669
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