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

 

S-BSM81 - O'Hara

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

  Main parameters
nd = 1.639998
ne = 1.642540
Vd = 60.07
Ve = 59.87
nF - nC = 0.010653
nF' - nC' = 0.010731
Coloring:
0.31 - 0.37 mkm.

  Coefficients of dispertion formulas
Type: Sellmeier
Spectral range: 0.3650146 - 2.325 mkm.
C1 = 1.55250839 C2 = 0.0953908897 C3 = 1.27547489 C4 = 0.0111607655 C5 = -0.0208950411 C6 = 93.5161633

  Refraction index
n 2.3254-----
n 1.97011.611408
n 1.52961.619186
n 1.061.626721
n t1.627531
n s1.630793
n r1.634847
n C1.636730
n C'1.637253
n 0.63281.637740
n D1.639903
n d1.639998
n e1.642540
n F1.647383
n F'1.647984
n g1.653107
n h1.657837
n i1.665859
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.8634
PC,A'0.3565
Pd,C0.3068
Pe,C0.5453
Pg,d1.2304
Pg,F0.5372
Ph,g0.4439
Pi,g1.1969
PC',t0.9125
Pe,C'0.4962
PF',e0.5110
Pi,F'1.6778
 transmittance: 10 mm
τ0.30.02
τ0.310.08
τ0.320.19
τ0.330.35
τ0.340.53
τ0.350.69
τ0.360.8
τ0.370.88
τ0.380.929
τ0.390.955
τ0.40.97
τ0.420.984
τ0.440.988
τ0.460.992
τ0.480.994
τ0.50.996
τ0.550.997
τ0.60.995
τ0.650.996
τ0.70.997
τ0.80.997
τ0.90.996
τ10.995
τ1.20.995
τ1.40.991
τ1.60.992
τ1.80.984
τ20.961
τ2.20.88
τ2.40.61

  mechanical
Poisson coef.: 0.28
Rigidity: 415 Pa*108
Young module: 1061 Pa*108
Knoop hardness: 670
Abrasion: 89

  Chemical
Climatic resistance: 3
Resistance to acids: 53
Phosphate resistance: 4

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7059
100 ~ 30073

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20t2.9
-20 ~ 0t2.9
0 ~ 20t3
20 ~ 40t3
40 ~ 60t3.1
60 ~ 80t3.1
-40 ~ -20C'3.1
-20 ~ 0C'3.2
0 ~ 20C'3.3
20 ~ 40C'3.4
40 ~ 60C'3.5
60 ~ 80C'3.6
-40 ~ -203.1
-20 ~ 03.2
0 ~ 203.3
20 ~ 403.4
40 ~ 603.5
60 ~ 803.6
-40 ~ -20D3.2
-20 ~ 0D3.3
0 ~ 20D3.4
20 ~ 40D3.5
40 ~ 60D3.6
60 ~ 80D3.7
-40 ~ -20e3.3
-20 ~ 0e3.4
0 ~ 20e3.5
20 ~ 40e3.6
40 ~ 60e3.7
60 ~ 80e3.8
-40 ~ -20F3.6
-20 ~ 0F3.7
0 ~ 20F3.8
20 ~ 40F3.9
40 ~ 60F4
60 ~ 80F4.2
-40 ~ -20g3.8
-20 ~ 0g4
0 ~ 20g4.1
20 ~ 40g4.2
40 ~ 60g4.4
60 ~ 80g4.5