Logotype


search by parameters
analog search

catalogs
GOST Rus
Hikari
Hoya
O'Hara
Schott 2000
Special
Sumita

help

© 2003-2013 ACO department

Политика по обработке Персональных данных

 

BPH35 - O'Hara

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

  Main parameters
nd = 1.644495
ne = 1.648245
Vd = 40.81
Ve = 40.57
nF - nC = 0.015789
nF' - nC' = 0.015974
Coloring:
0.33 - 0.39 mkm.

  Coefficients of dispertion formulas
Type: Schott
Spectral range: 0.3650146 - 1.01398 mkm.
C1 = 2.6413378 C2 = -0.012997513 C3 = 0.02125189 C4 = 0.00074166905 C5 = -0.000019814508 C6 = 0.0000030698879

  Refraction index
n 2.3254-----
n 1.9701-----
n 1.5296-----
n 1.06-----
n t1.627676
n s1.631727
n r1.637159
n C1.639793
n C'1.640535
n 0.63281.641231
n D1.644356
n d1.644495
n e1.648245
n F1.655583
n F'1.656510
n g1.664563
n h1.672247
n i1.685899
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.7674
PC,A'0.3323
Pd,C0.2978
Pe,C0.5352
Pg,d1.2709
Pg,F0.5687
Ph,g0.4866
Pi,g1.3512
PC',t0.8144
Pe,C'0.4882
PF',e0.5234
Pi,F'1.8612
 transmittance: 10 mm
τ0.390.913
τ0.40.95
τ0.420.982
τ0.440.99
τ0.460.995
τ0.480.997
τ0.50.998
τ0.550.998
τ0.60.997
τ0.650.998
τ0.70.998

  mechanical
Poisson coef.: 0.274
Rigidity: 261 Pa*108
Young module: 666 Pa*108
Knoop hardness: 470
Abrasion: 111

  Chemical
Climatic resistance: 3
Resistance to acids: 52.1
Phosphate resistance: 4.2

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7048
100 ~ 30062

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20C'5.4
-20 ~ 0C'5.5
0 ~ 20C'5.6
20 ~ 40C'5.8
40 ~ 60C'6.1
60 ~ 80C'6.3
-40 ~ -20D5.8
-20 ~ 0D5.9
0 ~ 20D6
20 ~ 40D6.1
40 ~ 60D6.3
60 ~ 80D6.5
-40 ~ -20e5.9
-20 ~ 0e6
0 ~ 20e6.2
20 ~ 40e6.4
40 ~ 60e6.6
60 ~ 80e6.8
-40 ~ -20F6.5
-20 ~ 0F6.6
0 ~ 20F6.7
20 ~ 40F7
40 ~ 60F7.2
60 ~ 80F7.5
-40 ~ -20g7.1
-20 ~ 0g7.2
0 ~ 20g7.4
20 ~ 40g7.7
40 ~ 60g8
60 ~ 80g8.3