S-TIM22 - O'Hara

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.647688 n_e = 1.652220	V_d = 33.79 V_e = 33.53	n_F - n_C = 0.019166 n_F' - n_C' = 0.019450	Coloring: 0.36 - 0.40 mkm.

Type: Sellmeier
Spectral range: 0.4046561 - 2.325 mkm.
C1 = 1.44222294 C2 = 0.194432265 C3 = 1.74092482 C4 = 0.0104249404 C5 = 0.0550235257 C6 = 169.710769

Refraction index
n _2.3254	-----
n _1.9701	1.613254
n _1.5296	1.619708
n _1.06	1.627442
n _t	1.628438
n _s	1.632827
n _r	1.639014
n _C	1.642095
n _C'	1.642971
n _0.6328	1.643794
n _D	1.647521
n _d	1.647688
n _e	1.652220
n _F	1.661262
n _F'	1.662421
n _g	1.672645
n _h	1.682687
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.7125
P_C,A'	0.3178
P_d,C	0.2918
P_e,C	0.5282
P_g,d	1.3020
P_g,F	0.5938
P_h,g	0.5239
P_i,g	-----
P_C',t	0.7582
P_e,C'	0.4825
P_F',e	0.5322
P_i,F'	-----

transmittance: 10 mm
τ_0.36	0.04
τ_0.37	0.37
τ_0.38	0.7
τ_0.39	0.86
τ_0.4	0.928
τ_0.42	0.97
τ_0.44	0.981
τ_0.46	0.986
τ_0.48	0.989
τ_0.5	0.991
τ_0.55	0.996
τ_0.6	0.996
τ_0.65	0.995
τ_0.7	0.996
τ_0.8	0.998
τ_0.9	0.997
τ₁	0.997
τ_1.2	0.996
τ_1.4	0.993
τ_1.6	0.991
τ_1.8	0.981
τ₂	0.97
τ_2.2	0.934
τ_2.4	0.916

Poisson coef.: 0.238
Rigidity: 322 Pa*10⁸
Young module: 798 Pa*10⁸
Knoop hardness: 560
Abrasion: 149

Climatic resistance: 1
Resistance to acids: 1
Phosphate resistance: 1

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
-30 ~ 70	83
100 ~ 300	98

Temperature coefs. of n_rel
Temp. range, C	Wave length, mkm.	Value, 1/C*10^-6
-40 ~ -20	t	0.8
-20 ~ 0	t	1
0 ~ 20	t	1.1
20 ~ 40	t	1.1
40 ~ 60	t	1.3
60 ~ 80	t	1.4
-40 ~ -20	C'	1.5
-20 ~ 0	C'	1.7
0 ~ 20	C'	1.8
20 ~ 40	C'	1.9
40 ~ 60	C'	2.1
60 ~ 80	C'	2.2
-40 ~ -20		1.6
-20 ~ 0		1.7
0 ~ 20		1.8
20 ~ 40		2
40 ~ 60		2.1
60 ~ 80		2.3
-40 ~ -20	D	1.8
-20 ~ 0	D	1.9
0 ~ 20	D	2.1
20 ~ 40	D	2.3
40 ~ 60	D	2.4
60 ~ 80	D	2.6
-40 ~ -20	e	2.1
-20 ~ 0	e	2.3
0 ~ 20	e	2.4
20 ~ 40	e	2.6
40 ~ 60	e	2.8
60 ~ 80	e	2.9
-40 ~ -20	F	2.9
-20 ~ 0	F	3.1
0 ~ 20	F	3.3
20 ~ 40	F	3.5
40 ~ 60	F	3.7
60 ~ 80	F	3.9
-40 ~ -20	g	3.7
-20 ~ 0	g	4
0 ~ 20	g	4.3
20 ~ 40	g	4.5
40 ~ 60	g	4.8
60 ~ 80	g	5