TIH53 - O'Hara

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.846659 n_e = 1.855039	V_d = 23.78 V_e = 23.59	n_F - n_C = 0.035603 n_F' - n_C' = 0.036244	Coloring: 0.38 - 0.42 mkm.

Type: Schott
Spectral range: 0.4046561 - 1.01398 mkm.
C1 = 3.2534707 C2 = -0.014523589 C3 = 0.046505136 C4 = 0.0036159629 C5 = -0.00024194408 C6 = 0.000035879606

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	1.813008
n _s	1.820255
n _r	1.830991
n _C	1.836491
n _C'	1.838068
n _0.6328	1.839556
n _D	1.846352
n _d	1.846659
n _e	1.855039
n _F	1.872095
n _F'	1.874313
n _g	1.894205
n _h	1.914356
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.6595
P_C,A'	0.3028
P_d,C	0.2855
P_e,C	0.5209
P_g,d	1.3354
P_g,F	0.6210
P_h,g	0.5659
P_i,g	-----
P_C',t	0.7038
P_e,C'	0.4766
P_F',e	0.5413
P_i,F'	-----

transmittance: 10 mm
τ_0.44	0.916
τ_0.46	0.943
τ_0.48	0.961
τ_0.5	0.971
τ_0.55	0.987
τ_0.6	0.99
τ_0.65	0.989
τ_0.7	0.992

Poisson coef.: 0.262
Rigidity: 384 Pa*10⁸
Young module: 970 Pa*10⁸
Knoop hardness: 520
Abrasion: 165

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	102

Temperature coefs. of n_rel
Temp. range, C	Wave length, mkm.	Value, 1/C*10^-6
-40 ~ -20	t	0.7
-20 ~ 0	t	0.7
0 ~ 20	t	0.9
20 ~ 40	t	0.8
40 ~ 60	t	0.8
60 ~ 80	t	1.2
-40 ~ -20	C'	0.8
-20 ~ 0	C'	1
0 ~ 20	C'	1.2
20 ~ 40	C'	1.5
40 ~ 60	C'	1.8
60 ~ 80	C'	2.2
-40 ~ -20		1
-20 ~ 0		1.1
0 ~ 20		1.4
20 ~ 40		1.6
40 ~ 60		1.9
60 ~ 80		2.4
-40 ~ -20	D	1.3
-20 ~ 0	D	1.5
0 ~ 20	D	1.8
20 ~ 40	D	2.1
40 ~ 60	D	2.4
60 ~ 80	D	2.8
-40 ~ -20	e	1.9
-20 ~ 0	e	2.1
0 ~ 20	e	2.4
20 ~ 40	e	2.8
40 ~ 60	e	3.2
60 ~ 80	e	3.7
-40 ~ -20	F	3.3
-20 ~ 0	F	3.7
0 ~ 20	F	4.1
20 ~ 40	F	4.6
40 ~ 60	F	5.1
60 ~ 80	F	5.6
-40 ~ -20	g	5.1
-20 ~ 0	g	5.6
0 ~ 20	g	6.2
20 ~ 40	g	6.8
40 ~ 60	g	7.4
60 ~ 80	g	8.2