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© 2003-2013 ACO department

Политика по обработке Персональных данных
 

FDS90 - Hoya

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

  Main parameters
nd = 1.846663
ne = 1.855048 		Vd = 23.78
Ve = 23.59 		nF - nC = 0.035596
nF' - nC' = 0.036232 		Coloring:
0.37 - 0.42 mkm.

  Coefficients of dispertion formulas
Type: Schott
Spectral range: 0.40466 - 1.014 mkm.
C1 = 3.2606321 C2 = -0.017780398 C3 = 0.040902938 C4 = 0.0056076934 C5 = -0.00056434039 C6 = 0.000054763391

  Refraction index
n 2.3254-----
n 1.9701-----
n 1.5296-----
n 1.06-----
n t1.812999
n s1.820278
n r1.830996
n C1.836491
n C'1.838068
n 0.63281.839557
n D1.846356
n d1.846663
n e1.855048
n F1.872088
n F'1.874301
n g1.894130
n h-----
n i-----
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.6599
PC,A'0.3025
Pd,C0.2857
Pe,C0.5212
Pg,d1.3334
Pg,F0.6192
Ph,g-----
Pi,g-----
PC',t0.7042
Pe,C'0.4769
PF',e0.5408
Pi,F'-----
 transmittance: 5 mm
τ1.550.999
τ1.50.999
τ1.40.999
τ1.30.999
τ1.20.999
τ1.10.998
τ1.060.998
τ1.050.998
τ10.998
τ0.950.998
τ0.90.998
τ0.850.997
τ0.830.997
τ0.80.996
τ0.780.996
τ0.750.995
τ0.70.995
τ0.650.994
τ0.60.995
τ0.550.993
τ0.50.985
τ0.480.98
τ0.460.97
τ0.440.96
τ0.420.92
τ0.40.84
τ0.390.75
τ0.380.57
τ0.370.25
τ0.360.02
 transmittance: 10 mm
τ1.550.997
τ1.50.997
τ1.40.999
τ1.30.999
τ1.20.998
τ1.10.997
τ1.060.997
τ1.050.997
τ10.997
τ0.950.996
τ0.90.996
τ0.850.995
τ0.830.995
τ0.80.992
τ0.780.992
τ0.750.99
τ0.70.99
τ0.650.988
τ0.60.99
τ0.550.987
τ0.50.97
τ0.480.96
τ0.460.94
τ0.440.91
τ0.420.85
τ0.40.7
τ0.390.56
τ0.380.33
τ0.370.06

  mechanical
Poisson coef.: 0.244
Rigidity: 407 Pa*108
Young module: 1013 Pa*108
Knoop hardness: 550
Optical stress coef.: 2.73 1/Pa*1012
Abrasion: 160

  Chemical
Staining: 1
Resistance to acids: 1

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7090
100 ~ 300104

 Temperature coefs. of nabs
Temp. range,
C		Wave length,
mkm.		Value,
1/C*10-6
-40 ~ -20-2.2
-20 ~ 0-1.8
0 ~ 20-1.4
20 ~ 40-1
40 ~ 60-0.6
60 ~ 80-0.3
 Temperature coefs. of nrel
Temp. range,
C		Wave length,
mkm.		Value,
1/C*10-6
-40 ~ -200.3
-20 ~ 00.4
0 ~ 200.5
20 ~ 400.6
40 ~ 600.8
60 ~ 801