K-SFLD10 - Sumita

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.728253 n_e = 1.734292	V_d = 28.45 V_e = 28.22	n_F - n_C = 0.025597 n_F' - n_C' = 0.026015	Coloring: 0.37 - 0.43 mkm.

Type: Schott
Spectral range: 0.3650146 - 1.01398 mkm.
C1 = 2.8794157 C2 = -0.012203687 C3 = 0.03351206 C4 = 0.0018761149 C5 = -0.000098708915 C6 = 0.000017667333

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	1.703279
n _s	1.708822
n _r	1.716822
n _C	1.720860
n _C'	1.722013
n _0.6328	1.723098
n _D	1.728032
n _d	1.728253
n _e	1.734292
n _F	1.746457
n _F'	1.748028
n _g	1.762012
n _h	1.775989
n _i	1.802590
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.6868
P_C,A'	0.3106
P_d,C	0.2888
P_e,C	0.5247
P_g,d	1.3188
P_g,F	0.6076
P_h,g	0.5460
P_i,g	1.5852
P_C',t	0.7318
P_e,C'	0.4797
P_F',e	0.5366
P_i,F'	2.1315

transmittance: 10 mm
τ_0.36	0.003
τ_0.37	0.182
τ_0.38	0.36
τ_0.39	0.402
τ_0.4	0.768
τ_0.42	0.907
τ_0.44	0.951
τ_0.46	0.966
τ_0.48	0.975
τ_0.5	0.981
τ_0.55	0.99
τ_0.6	0.991
τ_0.65	0.989
τ_0.7	0.991
τ_0.8	0.994
τ_1.06	0.998
τ_1.5	0.996
τ₂	0.979

transmittance: 25 mm
τ_0.37	0.004
τ_0.38	0.078
τ_0.39	0.298
τ_0.4	0.518
τ_0.42	0.783
τ_0.44	0.884
τ_0.46	0.918
τ_0.48	0.939
τ_0.5	0.954
τ_0.55	0.929
τ_0.6	0.977
τ_0.65	0.973
τ_0.7	0.977
τ_0.8	0.985
τ_1.06	0.996
τ_1.5	0.992
τ₂	0.95

Poisson coef.: 0.232
Rigidity: 369 Pa*10⁸
Young module: 908 Pa*10⁸
Knoop hardness: 518
Abrasion: 150

Climatic resistance: 1
Resistance to acids: 1

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