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© 2003-2013 ACO department

Политика по обработке Персональных данных

 

S-LAL56 - O'Hara

 Diagram n (λ)    n calculation    Diagram τ (λ)    τ calculation    Analogue search

  Main parameters
nd = 1.677897
ne = 1.681079
Vd = 50.72
Ve = 50.44
nF - nC = 0.013364
nF' - nC' = 0.013502
Coloring:
0.33 - 0.38 mkm.

  Coefficients of dispertion formulas
Type: Sellmeier
Spectral range: 0.3650146 - 2.325 mkm.
C1 = 1.54052 C2 = 0.217748704 C3 = 1.30456122 C4 = 0.00826765101 C5 = 0.0328533726 C6 = 124.527479

  Refraction index
n 2.3254-----
n 1.97011.649680
n 1.52961.655854
n 1.061.662639
n t1.663455
n s1.666937
n r1.671617
n C1.673879
n C'1.674515
n 0.63281.675111
n D1.677779
n d1.677897
n e1.681079
n F1.687244
n F'1.688017
n g1.694672
n h1.700918
n i1.711740
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.7799
PC,A'0.3376
Pd,C0.3006
Pe,C0.5386
Pg,d1.2551
Pg,F0.5557
Ph,g0.4673
Pi,g1.2770
PC',t0.8275
Pe,C'0.4910
PF',e0.5191
Pi,F'1.7749
 transmittance: 10 mm
τ0.330.01
τ0.340.18
τ0.350.51
τ0.360.74
τ0.370.86
τ0.380.928
τ0.390.958
τ0.40.975
τ0.420.986
τ0.440.99
τ0.460.993
τ0.480.995
τ0.50.997
τ0.550.998
τ0.60.997
τ0.650.997
τ0.70.998
τ0.80.999
τ0.90.998
τ10.998
τ1.20.997
τ1.40.993
τ1.60.993
τ1.80.986
τ20.973
τ2.20.928
τ2.40.81

  mechanical
Poisson coef.: 0.28
Rigidity: 356 Pa*108
Young module: 911 Pa*108
Knoop hardness: 540
Abrasion: 147

  Chemical
Climatic resistance: 2
Resistance to acids: 51
Phosphate resistance: 2

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7066
100 ~ 30076

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20t2.8
-20 ~ 0t2.9
0 ~ 20t3
20 ~ 40t3.1
40 ~ 60t3.2
60 ~ 80t3.3
-40 ~ -20C'3.2
-20 ~ 0C'3.3
0 ~ 20C'3.4
20 ~ 40C'3.5
40 ~ 60C'3.6
60 ~ 80C'3.8
-40 ~ -203.2
-20 ~ 03.4
0 ~ 203.5
20 ~ 403.6
40 ~ 603.7
60 ~ 803.8
-40 ~ -20D3.3
-20 ~ 0D3.5
0 ~ 20D3.6
20 ~ 40D3.7
40 ~ 60D3.8
60 ~ 80D4
-40 ~ -20e3.6
-20 ~ 0e3.7
0 ~ 20e3.8
20 ~ 40e4
40 ~ 60e4.1
60 ~ 80e4.2
-40 ~ -20F4
-20 ~ 0F4.1
0 ~ 20F4.3
20 ~ 40F4.4
40 ~ 60F4.6
60 ~ 80F4.7
-40 ~ -20g4.4
-20 ~ 0g4.6
0 ~ 20g4.8
20 ~ 40g4.9
40 ~ 60g5.1
60 ~ 80g5.3