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Политика по обработке Персональных данных

 

TBF25 - GOST Rus

 Diagram n (λ)    n calculation    Analogue search

  Main parameters
nd = 1.812385
ne = 1.817524
Vd = 37.45
Ve = 37.20
nF - nC = 0.021691
nF' - nC' = 0.021975
 

  Coefficients of dispertion formulas
Type: Resnik
Spectral range: 0.40466 - 2.6 mkm.
C1 = 0.028 C2 = 1.80781 C3 = 0.0332358 C4 = -0.0134343 C5 = -0.000706859 C6 = -0.000340525 C7 = 0.000800849 C8 = 0.00123287 C9 = -0.000819539 C10 = -0.00147654 C11 = 0.000433057

  Refraction index
n 2.32541.764283
n 1.97011.771397
n 1.52961.779549
n 1.061.788873
n t1.790046
n s1.795208
n r1.802427
n C1.805985
n C'1.806992
n 0.63281.807936
n D1.812195
n d1.812385
n e1.817524
n F1.827676
n F'1.828968
n g1.840245
n h-----
n i-----
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.7348
PC,A'0.3254
Pd,C0.2950
Pe,C0.5319
Pg,d1.2844
Pg,F0.5794
Ph,g-----
Pi,g-----
PC',t0.7812
Pe,C'0.4855
PF',e0.5275
Pi,F'-----

  mechanical
Density: 4.48 g/cm3
Optical stress coef.: 4.48 1/Pa*1012
Abrasion: 1.85

  Chemical
Climatic resistance: с
Resistance to acids: IV

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-60 ~ 2055
0 ~ 3059
20 ~ 12066
20 ~ 30076