K14 - GOST Rus

Diagram n (λ)

n calculation

Analogue search

Main parameters
n_d = 1.514780 n_e = 1.516805	V_d = 60.62 V_e = 60.39	n_F - n_C = 0.008490 n_F' - n_C' = 0.008556

Type: Resnik
Spectral range: 0.36501 - 2.6 mkm.
C1 = 0.028 C2 = 1.51067 C3 = 0.0154389 C4 = -0.0111172 C5 = -0.00105656 C6 = -0.000509534 C7 = 0.000131503 C8 = 0.000224504 C9 = 0 C10 = 0 C11 = 0

Refraction index
n _2.3254	1.487475
n _1.9701	1.493001
n _1.5296	1.498776
n _1.06	1.504403
n _t	1.505018
n _s	1.507523
n _r	1.510696
n _C	1.512184
n _C'	1.512598
n _0.6328	1.512985
n _D	1.514704
n _d	1.514780
n _e	1.516805
n _F	1.520674
n _F'	1.521155
n _g	1.525259
n _h	1.529063
n _i	1.535566
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.8439
P_C,A'	0.3526
P_d,C	0.3057
P_e,C	0.5443
P_g,d	1.2342
P_g,F	0.5400
P_h,g	0.4479
P_i,g	1.2138
P_C',t	0.8928
P_e,C'	0.4954
P_F',e	0.5123
P_i,F'	1.6972

Density: 2.53 g/cm³
Poisson coef.: 0.203
Rigidity: 320.5 Pa*10⁸
Young module: 771.3 Pa*10⁸
Optical stress coef.: 2.96 1/Pa*10¹²
Abrasion: 1

Climatic resistance: А
Resistance to acids: I

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
-60 ~ 20	64
0 ~ 30	67
20 ~ 120	71
20 ~ 300	78

Temperature coefs. of n_abs
Temp. range, C	Wave length, mkm.	Value, 1/C*10^-6
-60 ~ 20	F	2.4
-60 ~ 20	e	2.1
-60 ~ 20	D	2
-60 ~ 20	C	1.8
20 ~ 120	F	4.1
20 ~ 120	e	3.7
20 ~ 120	D	3.6
20 ~ 120	C	3.4