S-TIH11 - O'Hara

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.784722 n_e = 1.791918	V_d = 25.68 V_e = 25.47	n_F - n_C = 0.030553 n_F' - n_C' = 0.031086	Coloring: 0.37 - 0.43 mkm.

Type: Sellmeier
Spectral range: 0.4046561 - 2.325 mkm.
C1 = 1.72677471 C2 = 0.324568628 C3 = 2.65816809 C4 = 0.0129369958 C5 = 0.0618255245 C6 = 221.904637

Refraction index
n _2.3254	-----
n _1.9701	1.736390
n _1.5296	1.743969
n _1.06	1.754088
n _t	1.755488
n _s	1.761859
n _r	1.771207
n _C	1.775964
n _C'	1.777325
n _0.6328	1.778608
n _D	1.784459
n _d	1.784722
n _e	1.791918
n _F	1.806517
n _F'	1.808412
n _g	1.825344
n _h	1.842387
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.6701
P_C,A'	0.3058
P_d,C	0.2866
P_e,C	0.5221
P_g,d	1.3295
P_g,F	0.6161
P_h,g	0.5578
P_i,g	-----
P_C',t	0.7147
P_e,C'	0.4776
P_F',e	0.5398
P_i,F'	-----

transmittance: 10 mm
τ_0.37	0.08
τ_0.38	0.4
τ_0.39	0.66
τ_0.4	0.8
τ_0.42	0.915
τ_0.44	0.948
τ_0.46	0.964
τ_0.48	0.973
τ_0.5	0.98
τ_0.55	0.992
τ_0.6	0.992
τ_0.65	0.99
τ_0.7	0.992
τ_0.8	0.998
τ_0.9	0.998
τ₁	0.999
τ_1.2	0.999
τ_1.4	0.997
τ_1.6	0.996
τ_1.8	0.989
τ₂	0.982
τ_2.2	0.964
τ_2.4	0.942

Poisson coef.: 0.255
Rigidity: 363 Pa*10⁸
Young module: 912 Pa*10⁸
Knoop hardness: 550
Abrasion: 171

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	89
100 ~ 300	103

Temperature coefs. of n_rel
Temp. range, C	Wave length, mkm.	Value, 1/C*10^-6
-40 ~ -20	t	-0.3
-20 ~ 0	t	-0.2
0 ~ 20	t	-0.1
60 ~ 80	t	0.1
-40 ~ -20	C'	0.5
-20 ~ 0	C'	0.7
0 ~ 20	C'	0.8
20 ~ 40	C'	1
40 ~ 60	C'	1.1
60 ~ 80	C'	1.3
-40 ~ -20		0.6
-20 ~ 0		0.7
0 ~ 20		0.9
20 ~ 40		1.1
40 ~ 60		1.2
60 ~ 80		1.4
-40 ~ -20	D	0.9
-20 ~ 0	D	1.1
0 ~ 20	D	1.3
20 ~ 40	D	1.5
40 ~ 60	D	1.7
60 ~ 80	D	1.9
-40 ~ -20	e	1.4
-20 ~ 0	e	1.6
0 ~ 20	e	1.9
20 ~ 40	e	2.1
40 ~ 60	e	2.3
60 ~ 80	e	2.5
-40 ~ -20	F	2.6
-20 ~ 0	F	2.9
0 ~ 20	F	3.2
20 ~ 40	F	3.5
40 ~ 60	F	3.8
60 ~ 80	F	4.1
-40 ~ -20	g	4.1
-20 ~ 0	g	4.5
0 ~ 20	g	4.9
20 ~ 40	g	5.3
40 ~ 60	g	5.7
60 ~ 80	g	6.1