TK16 - GOST Rus

Diagram n (λ)

n calculation

Analogue search

Main parameters
n_d = 1.612685 n_e = 1.615188	V_d = 58.35 V_e = 58.08	n_F - n_C = 0.010498 n_F' - n_C' = 0.010591

Type: Resnik
Spectral range: 0.36501 - 2.6 mkm.
C1 = 0.028 C2 = 1.61066 C3 = 0.019429 C4 = -0.0103596 C5 = -0.00125197 C6 = -0.000351737 C7 = 0.000214066 C8 = 0.000291904 C9 = -0.000150034 C10 = 0 C11 = 0

Refraction index
n _2.3254	1.583606
n _1.9701	1.588798
n _1.5296	1.594423
n _1.06	1.600320
n _t	1.601005
n _s	1.603889
n _r	1.607685
n _C	1.609497
n _C'	1.610004
n _0.6328	1.610478
n _D	1.612591
n _d	1.612685
n _e	1.615188
n _F	1.619995
n _F'	1.620595
n _g	1.625729
n _h	1.630502
n _i	1.638615
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.8088
P_C,A'	0.3455
P_d,C	0.3036
P_e,C	0.5420
P_g,d	1.2424
P_g,F	0.5461
P_h,g	0.4546
P_i,g	1.2274
P_C',t	0.8571
P_e,C'	0.4937
P_F',e	0.5150
P_i,F'	1.7164

Density: 3.56 g/cm³
Poisson coef.: 0.267
Rigidity: 316.3 Pa*10⁸
Young module: 801.6 Pa*10⁸
Optical stress coef.: 1.84 1/Pa*10¹²
Abrasion: 0.7

Climatic resistance: А
Resistance to acids: III

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
-60 ~ 20	65
0 ~ 30	69
20 ~ 120	72
20 ~ 300	79

Temperature coefs. of n_abs
Temp. range, C	Wave length, mkm.	Value, 1/C*10^-6
-60 ~ 20	F	0.4
-60 ~ 20	e	0.1
-60 ~ 20	D	-0.1
-60 ~ 20	C	-0.2
20 ~ 120	F	1.9
20 ~ 120	e	1.6
20 ~ 120	D	1.4
20 ~ 120	C	1.3