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© 2003-2013 ACO department

Политика по обработке Персональных данных

 

S-NPH 2 - O'Hara

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

  Main parameters
nd = 1.922859
ne = 1.934290
Vd = 18.89
Ve = 18.74
nF - nC = 0.048836
nF' - nC' = 0.049851
Coloring:
0.39 - 0.44 mkm.

  Coefficients of dispertion formulas
Type: Sellmeier
Spectral range: 0.4046561 - 2.325 mkm.
C1 = 2.0386951 C2 = 0.437269641 C3 = 2.96711461 C4 = 0.0170796224 C5 = 0.0749254813 C6 = 174.155354

  Refraction index
n 2.3254-----
n 1.97011.850932
n 1.52961.861456
n 1.061.876008
n t1.878071
n s1.887582
n r1.901812
n C1.909157
n C'1.911272
n 0.63281.913271
n D1.922444
n d1.922859
n e1.934290
n F1.957994
n F'1.961124
n g1.989717
n h2.019763
n i-----
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.6365
PC,A'0.2941
Pd,C0.2805
Pe,C0.5146
Pg,d1.3690
Pg,F0.6495
Ph,g0.6152
Pi,g-----
PC',t0.6798
Pe,C'0.4713
PF',e0.5494
Pi,F'-----
 transmittance: 10 mm
τ0.390.02
τ0.40.24
τ0.420.7
τ0.440.85
τ0.460.91
τ0.480.936
τ0.50.953
τ0.550.978
τ0.60.988
τ0.650.99
τ0.70.993
τ0.80.996
τ0.90.996
τ10.996
τ1.20.997
τ1.40.997
τ1.60.996
τ1.80.992
τ20.988
τ2.20.977
τ2.40.961

  mechanical
Poisson coef.: 0.249
Rigidity: 397 Pa*108
Young module: 991 Pa*108
Knoop hardness: 450
Abrasion: 224

  Chemical
Climatic resistance: 1
Resistance to acids: 1
Phosphate resistance: 1

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7067
100 ~ 30083

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20t-0.6
-20 ~ 0t-0.6
0 ~ 20t-0.4
20 ~ 40t-0.2
60 ~ 80t0.2
-40 ~ -20C'0.4
-20 ~ 0C'0.6
0 ~ 20C'0.9
20 ~ 40C'1.1
40 ~ 60C'1.4
60 ~ 80C'1.6
-40 ~ -200.5
-20 ~ 00.7
0 ~ 201
20 ~ 401.3
40 ~ 601.5
60 ~ 801.8
-40 ~ -20D1.2
-20 ~ 0D1.4
0 ~ 20D1.8
20 ~ 40D2.1
40 ~ 60D2.3
60 ~ 80D2.7
-40 ~ -20e1.8
-20 ~ 0e2.1
0 ~ 20e2.5
20 ~ 40e2.8
40 ~ 60e3.2
60 ~ 80e3.6
-40 ~ -20F3.8
-20 ~ 0F4.3
0 ~ 20F4.8
20 ~ 40F5.4
40 ~ 60F5.9
60 ~ 80F6.4
-40 ~ -20g6.6
-20 ~ 0g7.4
0 ~ 20g8.1
20 ~ 40g8.8
40 ~ 60g9.6
60 ~ 80g10.3