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

 

LaF70 - Sumita

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

  Main parameters
nd = 1.749498
ne = 1.754573
Vd = 35.00
Ve = 34.76
nF - nC = 0.021412
nF' - nC' = 0.021702
Coloring:
0.34 - 0.41 mkm.

  Coefficients of dispertion formulas
Type: Schott
Spectral range: 0.4046561 - 1.01398 mkm.
C1 = 2.9673854 C2 = -0.012979353 C3 = 0.03058557 C4 = 0.0011409521 C5 = -0.000033672625 C6 = 0.0000069733679

  Refraction index
n 2.3254-----
n 1.9701-----
n 1.5296-----
n 1.06-----
n t1.727669
n s1.732681
n r1.739712
n C1.743198
n C'1.744187
n 0.63281.745116
n D1.749311
n d1.749498
n e1.754573
n F1.764611
n F'1.765889
n g1.777076
n h1.787911
n i-----
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.7252
PC,A'0.3223
Pd,C0.2942
Pe,C0.5311
Pg,d1.2879
Pg,F0.5821
Ph,g0.5060
Pi,g-----
PC',t0.7713
Pe,C'0.4850
PF',e0.5285
Pi,F'-----
 transmittance: 10 mm
τ0.340.013
τ0.350.17
τ0.360.414
τ0.370.619
τ0.380.753
τ0.390.839
τ0.40.894
τ0.420.95
τ0.440.971
τ0.460.978
τ0.480.982
τ0.50.985
τ0.550.988
τ0.60.99
τ0.650.992
τ0.70.995
τ0.80.998
τ1.060.996
τ1.50.985
τ20.98
 transmittance: 25 mm
τ0.350.012
τ0.360.11
τ0.370.301
τ0.380.492
τ0.390.646
τ0.40.756
τ0.420.88
τ0.440.93
τ0.460.947
τ0.480.957
τ0.50.964
τ0.550.971
τ0.60.975
τ0.650.982
τ0.70.989
τ0.80.996
τ1.060.992
τ1.50.964
τ20.952

  mechanical
Poisson coef.: 0.268
Rigidity: 305 Pa*108
Young module: 774 Pa*108
Knoop hardness: 473
Abrasion: 150

  Chemical
Climatic resistance: 1
Resistance to acids: 5

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
100 ~ 30069