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Политика по обработке Персональных данных

 

PBH 4W - O'Hara

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

  Main parameters
nd = 1.755199
ne = 1.761681
Vd = 27.51
Ve = 27.30
nF - nC = 0.027449
nF' - nC' = 0.027899
Coloring:
0.35 - 0.40 mkm.

  Coefficients of dispertion formulas
Type: Schott
Spectral range: 0.3650146 - 1.01398 mkm.
C1 = 2.961379 C2 = -0.0098262329 C3 = 0.036779565 C4 = 0.0020712902 C5 = -0.000093348652 C6 = 0.000015491439

  Refraction index
n 2.3254-----
n 1.9701-----
n 1.5296-----
n 1.06-----
n t1.728853
n s1.734542
n r1.742976
n C1.747281
n C'1.748512
n 0.63281.749674
n D1.754961
n d1.755199
n e1.761681
n F1.774730
n F'1.776412
n g1.791318
n h1.806078
n i1.833709
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.6713
PC,A'0.3078
Pd,C0.2884
Pe,C0.5246
Pg,d1.3158
Pg,F0.6043
Ph,g0.5376
Pi,g1.5443
PC',t0.7161
Pe,C'0.4797
PF',e0.5366
Pi,F'2.0873
 transmittance: 10 mm
τ0.390.906
τ0.40.946
τ0.420.978
τ0.440.988
τ0.460.992
τ0.480.995
τ0.50.997
τ0.550.998
τ0.60.998
τ0.650.998
τ0.70.998
τ0.80.999
τ0.90.999

  mechanical
Poisson coef.: 0.239
Rigidity: 226 Pa*108
Young module: 560 Pa*108
Knoop hardness: 350
Abrasion: 183

  Chemical
Climatic resistance: 2
Resistance to acids: 4.2
Phosphate resistance: 1

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7079
100 ~ 30089

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20C'6.9
-20 ~ 0C'7
0 ~ 20C'7.3
20 ~ 40C'7.6
40 ~ 60C'8
60 ~ 80C'8.5
-40 ~ -20D7.6
-20 ~ 0D7.7
0 ~ 20D8
20 ~ 40D8.5
40 ~ 60D9.1
60 ~ 80D9.6
-40 ~ -20e8.3
-20 ~ 0e8.5
0 ~ 20e8.8
20 ~ 40e9.3
40 ~ 60e9.8
60 ~ 80e10.2
-40 ~ -20F9.9
-20 ~ 0F10.2
0 ~ 20F10.5
20 ~ 40F10.9
40 ~ 60F11.8
60 ~ 80F12.3
-40 ~ -20g12.1
-20 ~ 0g12.3
0 ~ 20g12.8
20 ~ 40g13.5
40 ~ 60g14.1
60 ~ 80g14.8