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© 2003-2013 ACO department

Политика по обработке Персональных данных

 

PBH25W - O'Hara

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

  Main parameters
nd = 1.761797
ne = 1.768432
Vd = 27.10
Ve = 26.89
nF - nC = 0.028102
nF' - nC' = 0.028569
Coloring:
0.37 - 0.41 mkm.

  Coefficients of dispertion formulas
Type: Schott
Spectral range: 0.3650146 - 1.01398 mkm.
C1 = 2.9830277 C2 = -0.010435952 C3 = 0.036346467 C4 = 0.0026194115 C5 = -0.00017513176 C6 = 0.000021325099

  Refraction index
n 2.3254-----
n 1.9701-----
n 1.5296-----
n 1.06-----
n t1.734930
n s1.740716
n r1.749308
n C1.753702
n C'1.754960
n 0.63281.756147
n D1.761554
n d1.761797
n e1.768432
n F1.781805
n F'1.783529
n g1.798837
n h1.814043
n i1.842720
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.6679
PC,A'0.3067
Pd,C0.2880
Pe,C0.5241
Pg,d1.3180
Pg,F0.6060
Ph,g0.5410
Pi,g1.5615
PC',t0.7127
Pe,C'0.4793
PF',e0.5372
Pi,F'2.1062
 transmittance: 10 mm
τ0.420.96
τ0.440.98
τ0.460.988
τ0.480.992
τ0.50.995
τ0.550.998
τ0.60.998
τ0.650.998
τ0.70.998
τ0.80.999
τ0.90.999

  mechanical
Poisson coef.: 0.239
Rigidity: 225 Pa*108
Young module: 559 Pa*108
Knoop hardness: 370
Abrasion: 200

  Chemical
Climatic resistance: 2
Resistance to acids: 3.2
Phosphate resistance: 2.2

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7075
100 ~ 30085

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20t5.5
-20 ~ 0t5.8
0 ~ 20t6.2
20 ~ 40t6.6
40 ~ 60t7.1
60 ~ 80t7.6
-40 ~ -20C'7.3
-20 ~ 0C'7.7
0 ~ 20C'8.1
20 ~ 40C'8.5
40 ~ 60C'9
60 ~ 80C'9.6
-40 ~ -207.4
-20 ~ 07.8
0 ~ 208.2
20 ~ 408.7
40 ~ 609.2
60 ~ 809.8
-40 ~ -20D8
-20 ~ 0D8.4
0 ~ 20D8.8
20 ~ 40D9.3
40 ~ 60D9.9
60 ~ 80D10.5
-40 ~ -20e8.7
-20 ~ 0e9.1
0 ~ 20e9.6
20 ~ 40e10.1
40 ~ 60e10.7
60 ~ 80e11.3
-40 ~ -20F10.6
-20 ~ 0F11.1
0 ~ 20F11.6
20 ~ 40F12.2
40 ~ 60F12.8
60 ~ 80F13.4
-40 ~ -20g12.7
-20 ~ 0g13.2
0 ~ 20g13.9
20 ~ 40g14.6
40 ~ 60g15.4
60 ~ 80g16.2