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Политика по обработке Персональных данных

 

BPH45 - O'Hara

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

  Main parameters
nd = 1.718501
ne = 1.723578
Vd = 33.51
Ve = 33.28
nF - nC = 0.021437
nF' - nC' = 0.021739
Coloring:
0.35 - 0.42 mkm.

  Coefficients of dispertion formulas
Type: Schott
Spectral range: 0.3650146 - 1.01398 mkm.
C1 = 2.8619065 C2 = -0.012425617 C3 = 0.02988917 C4 = 0.0010370691 C5 = 0.0000016015692 C6 = 0.0000044595212

  Refraction index
n 2.3254-----
n 1.9701-----
n 1.5296-----
n 1.06-----
n t1.696817
n s1.701774
n r1.708750
n C1.712218
n C'1.713203
n 0.63281.714129
n D1.718314
n d1.718501
n e1.723578
n F1.733656
n F'1.734942
n g1.746224
n h1.757171
n i1.777029
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.7184
PC,A'0.3200
Pd,C0.2930
Pe,C0.5298
Pg,d1.2931
Pg,F0.5862
Ph,g0.5106
Pi,g1.4369
PC',t0.7643
Pe,C'0.4839
PF',e0.5301
Pi,F'1.9631
 transmittance: 10 mm
τ0.420.941
τ0.440.976
τ0.460.989
τ0.480.994
τ0.50.996
τ0.550.997
τ0.60.997
τ0.650.998
τ0.70.998

  mechanical
Poisson coef.: 0.274
Rigidity: 270 Pa*108
Young module: 688 Pa*108
Knoop hardness: 460
Abrasion: 131

  Chemical
Climatic resistance: 3
Resistance to acids: 52
Phosphate resistance: 4.3

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7057
100 ~ 30069

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20C'7.2
-20 ~ 0C'7.3
0 ~ 20C'7.5
20 ~ 40C'7.7
40 ~ 60C'8
60 ~ 80C'8.3
-40 ~ -20D7.6
-20 ~ 0D7.7
0 ~ 20D7.9
20 ~ 40D8.2
40 ~ 60D8.5
60 ~ 80D8.8
-40 ~ -20e8
-20 ~ 0e8.2
0 ~ 20e8.4
20 ~ 40e8.6
40 ~ 60e8.9
60 ~ 80e9.3
-40 ~ -20F9
-20 ~ 0F9.2
0 ~ 20F9.5
20 ~ 40F9.8
40 ~ 60F10.2
60 ~ 80F10.6
-40 ~ -20g10.2
-20 ~ 0g10.5
0 ~ 20g10.8
20 ~ 40g11.1
40 ~ 60g11.5
60 ~ 80g12