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-LAH79 - O'Hara

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

  Main parameters
nd = 2.003300
ne = 2.011687
Vd = 28.27
Ve = 28.07
nF - nC = 0.035485
nF' - nC' = 0.036040
Coloring:
0.37 - 0.46 mkm.

  Coefficients of dispertion formulas
Type: Sellmeier
Spectral range: 0.4046561 - 2.325 mkm.
C1 = 2.32557148 C2 = 0.507967133 C3 = 2.43087198 C4 = 0.0132895208 C5 = 0.0528335449 C6 = 161.122408

  Refraction index
n 2.3254-----
n 1.97011.946416
n 1.52961.955182
n 1.061.967070
n t1.968729
n s1.976298
n r1.987390
n C1.993010
n C'1.994615
n 0.63281.996126
n D2.002991
n d2.003300
n e2.011687
n F2.028496
n F'2.030655
n g2.049716
n h2.068441
n i-----
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.6842
PC,A'0.3116
Pd,C0.2899
Pe,C0.5263
Pg,d1.3080
Pg,F0.5979
Ph,g0.5276
Pi,g-----
PC',t0.7294
Pe,C'0.4811
PF',e0.5345
Pi,F'-----
 transmittance: 10 mm
τ0.370.03
τ0.380.16
τ0.390.33
τ0.40.5
τ0.420.72
τ0.440.83
τ0.460.88
τ0.480.921
τ0.50.945
τ0.550.979
τ0.60.988
τ0.650.991
τ0.70.993
τ0.80.996
τ0.90.997
τ10.997
τ1.20.998
τ1.40.998
τ1.60.997
τ1.80.994
τ20.986
τ2.20.966
τ2.40.89

  mechanical
Poisson coef.: 0.297
Rigidity: 484 Pa*108
Young module: 1255 Pa*108
Knoop hardness: 700
Abrasion: 61

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

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7060
100 ~ 30071

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20t6.5
-20 ~ 0t6.7
0 ~ 20t6.9
20 ~ 40t7
40 ~ 60t7.2
60 ~ 80t7.4
-40 ~ -20C'8
-20 ~ 0C'8.2
0 ~ 20C'8.5
20 ~ 40C'8.7
40 ~ 60C'9
60 ~ 80C'9.2
-40 ~ -208.1
-20 ~ 08.3
0 ~ 208.6
20 ~ 408.9
40 ~ 609.1
60 ~ 809.4
-40 ~ -20D8.6
-20 ~ 0D8.9
0 ~ 20D9.2
20 ~ 40D9.4
40 ~ 60D9.7
60 ~ 80D10
-40 ~ -20e9.2
-20 ~ 0e9.5
0 ~ 20e9.8
20 ~ 40e10.1
40 ~ 60e10.4
60 ~ 80e10.7
-40 ~ -20F10.7
-20 ~ 0F11.1
0 ~ 20F11.5
20 ~ 40F11.9
40 ~ 60F12.2
60 ~ 80F12.6
-40 ~ -20g12.4
-20 ~ 0g12.9
0 ~ 20g13.4
20 ~ 40g13.8
40 ~ 60g14.3
60 ~ 80g14.8