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-TIH18 - O'Hara

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

  Main parameters
nd = 1.721506
ne = 1.727330
Vd = 29.23
Ve = 28.99
nF - nC = 0.024681
nF' - nC' = 0.025081
Coloring:
0.36 - 0.41 mkm.

  Coefficients of dispertion formulas
Type: Sellmeier
Spectral range: 0.4046561 - 2.325 mkm.
C1 = 1.59921608 C2 = 0.259532164 C3 = 2.12454543 C4 = 0.0116469304 C5 = 0.0584824883 C6 = 186.927779

  Refraction index
n 2.3254-----
n 1.97011.680024
n 1.52961.687149
n 1.061.696143
n t1.697343
n s1.702724
n r1.710469
n C1.714371
n C'1.715483
n 0.63281.716531
n D1.721293
n d1.721506
n e1.727330
n F1.739052
n F'1.740565
n g1.753995
n h1.767352
n i-----
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.6898
PC,A'0.3114
Pd,C0.2891
Pe,C0.5250
Pg,d1.3162
Pg,F0.6053
Ph,g0.5411
Pi,g-----
PC',t0.7349
Pe,C'0.4799
PF',e0.5361
Pi,F'-----
 transmittance: 10 mm
τ0.370.18
τ0.380.54
τ0.390.77
τ0.40.87
τ0.420.951
τ0.440.971
τ0.460.979
τ0.480.984
τ0.50.988
τ0.550.995
τ0.60.995
τ0.650.993
τ0.70.995
τ0.80.998
τ0.90.999
τ10.999
τ1.20.999
τ1.40.996
τ1.60.995
τ1.80.986
τ20.978
τ2.20.948
τ2.40.928

  mechanical
Poisson coef.: 0.248
Rigidity: 357 Pa*108
Young module: 891 Pa*108
Knoop hardness: 560
Abrasion: 154

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

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7083
100 ~ 30098

 Temperature coefs. of nrel
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-40 ~ -20t1.1
-20 ~ 0t1.2
0 ~ 20t1.3
20 ~ 40t1.4
40 ~ 60t1.5
60 ~ 80t1.6
-40 ~ -20C'1.8
-20 ~ 0C'1.9
0 ~ 20C'2
20 ~ 40C'2.2
40 ~ 60C'2.3
60 ~ 80C'2.4
-40 ~ -201.8
-20 ~ 02
0 ~ 202.2
20 ~ 402.3
40 ~ 602.5
60 ~ 802.6
-40 ~ -20D2.2
-20 ~ 0D2.3
0 ~ 20D2.5
20 ~ 40D2.7
40 ~ 60D2.8
60 ~ 80D3
-40 ~ -20e2.5
-20 ~ 0e2.7
0 ~ 20e2.9
20 ~ 40e3.1
40 ~ 60e3.3
60 ~ 80e3.5
-40 ~ -20F3.5
-20 ~ 0F3.8
0 ~ 20F4
20 ~ 40F4.3
40 ~ 60F4.5
60 ~ 80F4.8
-40 ~ -20g4.7
-20 ~ 0g5
0 ~ 20g5.3
20 ~ 40g5.7
40 ~ 60g6
60 ~ 80g6.3