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Политика по обработке Персональных данных

 

BK4 - GOST Rus

 Diagram n (λ)    n calculation    Analogue search

  Main parameters
nd = 1.530278
ne = 1.532369
Vd = 60.48
Ve = 60.22
nF - nC = 0.008767
nF' - nC' = 0.008840
 

  Coefficients of dispertion formulas
Type: Resnik
Spectral range: 0.36501 - 2.6 mkm.
C1 = 0.028 C2 = 1.52744 C3 = 0.0160545 C4 = -0.00972822 C5 = -0.001107 C6 = -0.000430015 C7 = 0.000109251 C8 = 0 C9 = 0 C10 = 0 C11 = 0

  Refraction index
n 2.32541.504409
n 1.97011.509326
n 1.52961.514495
n 1.061.519778
n t1.520378
n s1.522865
n r1.526083
n C1.527606
n C'1.528032
n 0.63281.528430
n D1.530200
n d1.530278
n e1.532369
n F1.536374
n F'1.536872
n g1.541127
n h1.545069
n i1.551794
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.8244
PC,A'0.3487
Pd,C0.3047
Pe,C0.5432
Pg,d1.2374
Pg,F0.5421
Ph,g0.4496
Pi,g1.2166
PC',t0.8729
Pe,C'0.4946
PF',e0.5136
Pi,F'1.7018

  mechanical
Density: 2.76 g/cm3
Poisson coef.: 0.226
Rigidity: 286.5 Pa*108
Young module: 702.7 Pa*108
Optical stress coef.: 2.8 1/Pa*1012
Abrasion: 0.8

  Chemical
Climatic resistance: А
Resistance to acids: I

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-60 ~ 2071
0 ~ 3074
20 ~ 12078
20 ~ 30085

 Temperature coefs. of nabs
Temp. range,
C
Wave length,
mkm.
Value,
1/C*10-6
-60 ~ 20F0.6
-60 ~ 20e0.3
-60 ~ 20D0.2
20 ~ 120F2
20 ~ 120e1.6
20 ~ 120D1.5
20 ~ 120C1.3