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© 2003-2013 ACO department

Политика по обработке Персональных данных

 

BPH 8 - O'Hara

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

  Main parameters
nd = 1.720466
ne = 1.725383
Vd = 34.71
Ve = 34.48
nF - nC = 0.020753
nF' - nC' = 0.021034
Coloring:
0.34 - 0.40 mkm.

  Coefficients of dispertion formulas
Type: Sellmeier
Spectral range: 0.3650146 - 2.325 mkm.
C1 = 1.59323023 C2 = 0.277775516 C3 = 1.04070526 C4 = 0.0103458172 C5 = 0.0474089271 C6 = 81.2863792

  Refraction index
n 2.3254-----
n 1.97011.681224
n 1.52961.689078
n 1.061.698075
n t1.699204
n s1.704130
n r1.710978
n C1.714361
n C'1.715319
n 0.63281.716220
n D1.720285
n d1.720466
n e1.725383
n F1.735114
n F'1.736353
n g1.747206
n h1.757712
n i1.776756
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.7303
PC,A'0.3230
Pd,C0.2942
Pe,C0.5311
Pg,d1.2884
Pg,F0.5826
Ph,g0.5062
Pi,g1.4239
PC',t0.7765
Pe,C'0.4849
PF',e0.5286
Pi,F'1.9468
 transmittance: 10 mm
τ0.330.01
τ0.340.13
τ0.350.32
τ0.360.51
τ0.370.67
τ0.380.79
τ0.390.87
τ0.40.923
τ0.420.967
τ0.440.984
τ0.460.991
τ0.480.995
τ0.50.997
τ0.550.998
τ0.60.997
τ0.650.997
τ0.70.998
τ0.80.997
τ0.90.997
τ10.996
τ1.20.996
τ1.40.976
τ1.60.981
τ1.80.968
τ20.93
τ2.20.77
τ2.40.55

  mechanical
Poisson coef.: 0.273
Rigidity: 278 Pa*108
Young module: 707 Pa*108
Knoop hardness: 450
Abrasion: 166

  Chemical
Climatic resistance: 4
Resistance to acids: 53.2
Phosphate resistance: 4.2

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7054
100 ~ 30067

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20t5.3
-20 ~ 0t5.4
0 ~ 20t5.6
20 ~ 40t5.8
40 ~ 60t5.9
60 ~ 80t6.1
-40 ~ -20C'6.1
-20 ~ 0C'6.3
0 ~ 20C'6.5
20 ~ 40C'6.6
40 ~ 60C'6.8
60 ~ 80C'7
-40 ~ -206.2
-20 ~ 06.4
0 ~ 206.5
20 ~ 406.7
40 ~ 606.9
60 ~ 807.1
-40 ~ -20D6.5
-20 ~ 0D6.7
0 ~ 20D6.9
20 ~ 40D7
40 ~ 60D7.2
60 ~ 80D7.4
-40 ~ -20e6.9
-20 ~ 0e7.1
0 ~ 20e7.3
20 ~ 40e7.5
40 ~ 60e7.7
60 ~ 80e7.9
-40 ~ -20F7.8
-20 ~ 0F8
0 ~ 20F8.2
20 ~ 40F8.4
40 ~ 60F8.7
60 ~ 80F8.9
-40 ~ -20g8.7
-20 ~ 0g9
0 ~ 20g9.3
20 ~ 40g9.5
40 ~ 60g9.8
60 ~ 80g10.1