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© 2003-2013 ACO department

Политика по обработке Персональных данных

 

PBM18Y - O'Hara

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

  Main parameters
nd = 1.595509
ne = 1.599153
Vd = 38.76
Ve = 38.50
nF - nC = 0.015361
nF' - nC' = 0.015560
Coloring:
0.31 - 0.34 mkm.

  Coefficients of dispertion formulas
Type: Sellmeier
Spectral range: 0.326 - 2.325 mkm.
C1 = 1.34660215 C2 = 0.136322343 C3 = 0.183371587 C4 = 0.0106313733 C5 = 0.0491403013 C6 = 23.9154655

  Refraction index
n 2.3254-----
n 1.97011.566156
n 1.52961.572294
n 1.061.578918
n t1.579746
n s1.583378
n r1.588460
n C1.590974
n C'1.591686
n 0.63281.592356
n D1.595374
n d1.595509
n e1.599153
n F1.606335
n F'1.607247
n g1.615198
n h1.622840
n i1.636558
n 0.33411.652584
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.7309
PC,A'0.3242
Pd,C0.2952
Pe,C0.5324
Pg,d1.2817
Pg,F0.5769
Ph,g0.4974
Pi,g1.3905
PC',t0.7773
Pe,C'0.4860
PF',e0.5269
Pi,F'1.9081
 transmittance: 10 mm
τ0.320.22
τ0.330.68
τ0.340.912
τ0.350.975
τ0.360.99
τ0.3650.993
τ0.370.995
τ0.380.997
τ0.390.998
τ0.40.998
τ0.420.998
τ0.440.999
τ0.460.999
τ0.480.999
τ0.50.999
τ0.550.999
τ0.60.999
τ0.650.999
τ0.70.999
τ0.80.999
τ0.90.999
τ10.998
τ1.20.998
τ1.40.996
τ1.60.994
τ1.80.979
τ20.956
τ2.20.907
τ2.40.87

  mechanical
Poisson coef.: 0.223
Rigidity: 244 Pa*108
Young module: 598 Pa*108
Knoop hardness: 410
Abrasion: 132

  Chemical
Climatic resistance: 2
Resistance to acids: 1
Phosphate resistance: 2

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7088
100 ~ 300100

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20t2.5
-20 ~ 0t2.5
0 ~ 20t2.6
20 ~ 40t2.7
40 ~ 60t2.8
60 ~ 80t2.8
-40 ~ -20C'3.1
-20 ~ 0C'3.3
0 ~ 20C'3.4
20 ~ 40C'3.5
40 ~ 60C'3.6
60 ~ 80C'3.7
-40 ~ -203.2
-20 ~ 03.3
0 ~ 203.4
20 ~ 403.5
40 ~ 603.6
60 ~ 803.7
-40 ~ -20D3.4
-20 ~ 0D3.5
0 ~ 20D3.7
20 ~ 40D3.8
40 ~ 60D3.9
60 ~ 80D4
-40 ~ -20e3.7
-20 ~ 0e3.9
0 ~ 20e4
20 ~ 40e4.1
40 ~ 60e4.2
60 ~ 80e4.3
-40 ~ -20F4.4
-20 ~ 0F4.6
0 ~ 20F4.7
20 ~ 40F4.9
40 ~ 60F5
60 ~ 80F5.2
-40 ~ -20g5.2
-20 ~ 0g5.4
0 ~ 20g5.5
20 ~ 40g5.7
40 ~ 60g5.9
60 ~ 80g6.1
-40 ~ -20i7.6
-20 ~ 0i7.9
0 ~ 20i8.1
20 ~ 40i8.4
40 ~ 60i8.7
60 ~ 80i8.9