BaSF5 - Sumita

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.603230 n_e = 1.606600	V_d = 42.50 V_e = 42.21	n_F - n_C = 0.014192 n_F' - n_C' = 0.014368	Coloring: 0.35 - 0.38 mkm.

Type: Schott
Spectral range: 0.4046561 - 1.01398 mkm.
C1 = 2.51853 C2 = -0.01197918 C3 = 0.015787006 C4 = 0.0015614544 C5 = -0.00014654833 C6 = 0.0000097463473

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	1.588369
n _s	1.591913
n _r	1.596691
n _C	1.599028
n _C'	1.599689
n _0.6328	1.600310
n _D	1.603106
n _d	1.603230
n _e	1.606600
n _F	1.613220
n _F'	1.614058
n _g	1.621340
n _h	1.628309
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.7510
P_C,A'	0.3271
P_d,C	0.2961
P_e,C	0.5335
P_g,d	1.2760
P_g,F	0.5721
P_h,g	0.4910
P_i,g	-----
P_C',t	0.7975
P_e,C'	0.4869
P_F',e	0.5255
P_i,F'	-----

transmittance: 10 mm
τ_0.35	0.066
τ_0.36	0.409
τ_0.37	0.727
τ_0.38	0.88
τ_0.39	0.948
τ_0.4	0.974
τ_0.42	0.985
τ_0.44	0.99
τ_0.46	0.994
τ_0.48	0.995
τ_0.5	0.995
τ_0.55	0.995
τ_0.6	0.995
τ_0.65	0.997
τ_0.7	0.998
τ_0.8	0.998
τ_1.06	0.997
τ_1.5	0.99
τ₂	0.968

transmittance: 25 mm
τ_0.36	0.107
τ_0.37	0.45
τ_0.38	0.728
τ_0.39	0.877
τ_0.4	0.937
τ_0.42	0.964
τ_0.44	0.975
τ_0.46	0.985
τ_0.48	0.989
τ_0.5	0.989
τ_0.55	0.989
τ_0.6	0.989
τ_0.65	0.992
τ_0.7	0.996
τ_0.8	0.996
τ_1.06	0.992
τ_1.5	0.975
τ₂	0.923

Poisson coef.: 0.233
Rigidity: 302 Pa*10⁸
Young module: 745 Pa*10⁸
Knoop hardness: 469
Abrasion: 150

Climatic resistance: 1
Resistance to acids: 1

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
100 ~ 300	96