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© 2003-2013 ACO department

Политика по обработке Персональных данных
 

NBFD3 - Hoya

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

  Main parameters
nd = 1.804503
ne = 1.809323 		Vd = 39.63
Ve = 39.38 		nF - nC = 0.020297
nF' - nC' = 0.020548 		Coloring:
0.35 - 0.41 mkm.

  Coefficients of dispertion formulas
Type: Schott
Spectral range: 0.36501 - 1.014 mkm.
C1 = 3.1633746 C2 = -0.01327628 C3 = 0.031133309 C4 = 0.0008352338 C5 = 0.0000029980499 C6 = 0.0000025568853

  Refraction index
n 2.3254-----
n 1.9701-----
n 1.5296-----
n 1.06-----
n t1.783479
n s1.788355
n r1.795142
n C1.798487
n C'1.799434
n 0.63281.800322
n D1.804325
n d1.804503
n e1.809323
n F1.818784
n F'1.819982
n g1.830383
n h1.840304
n i1.857877
n 0.3341-----
n 0.3126-----
n 0.2967-----
n 0.2804-----
n 0.2483-----
  Relative partial dispertion
PC,t0.7393
PC,A'0.3269
Pd,C0.2964
Pe,C0.5338
Pg,d1.2750
Pg,F0.5714
Ph,g0.4887
Pi,g1.3545
PC',t0.7860
Pe,C'0.4872
PF',e0.5251
Pi,F'1.8670
 transmittance: 5 mm
τ1.550.997
τ1.50.996
τ1.40.998
τ1.30.999
τ1.20.999
τ1.10.999
τ1.060.999
τ1.050.999
τ10.999
τ0.950.999
τ0.90.999
τ0.850.999
τ0.830.999
τ0.80.999
τ0.780.999
τ0.750.999
τ0.70.999
τ0.650.999
τ0.60.999
τ0.550.999
τ0.50.999
τ0.480.996
τ0.460.996
τ0.440.991
τ0.420.985
τ0.40.971
τ0.390.96
τ0.380.93
τ0.370.86
τ0.360.73
τ0.350.45
 transmittance: 10 mm
τ1.550.994
τ1.50.993
τ1.40.996
τ1.30.999
τ1.20.999
τ1.10.999
τ1.060.999
τ1.050.999
τ10.999
τ0.950.999
τ0.90.999
τ0.850.999
τ0.830.999
τ0.80.999
τ0.780.999
τ0.750.999
τ0.70.997
τ0.650.997
τ0.60.997
τ0.550.997
τ0.50.997
τ0.480.993
τ0.460.993
τ0.440.982
τ0.420.97
τ0.40.943
τ0.390.91
τ0.380.86
τ0.370.75
τ0.360.53
τ0.350.2

  mechanical
Poisson coef.: 0.292
Rigidity: 446 Pa*108
Young module: 1153 Pa*108
Knoop hardness: 615
Optical stress coef.: 2.37 1/Pa*1012
Abrasion: 80

  Chemical
Staining: 3
Resistance to acids: 5

 Temperature coefficient of linear expansion
Temp. range, CValue, 1/C*10^-7
-30 ~ 7053
100 ~ 30072

 Temperature coefs. of nabs
Temp. range,
C		Wave length,
mkm.		Value,
1/C*10-6
-40 ~ -205.8
-20 ~ 06.3
0 ~ 206.8
20 ~ 407.3
40 ~ 607.7
60 ~ 807.8
 Temperature coefs. of nrel
Temp. range,
C		Wave length,
mkm.		Value,
1/C*10-6
-40 ~ -208.2
-20 ~ 08.4
0 ~ 208.6
20 ~ 408.8
40 ~ 609
60 ~ 809.2