K-SFLD6 - Sumita

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.805184 n_e = 1.812656	V_d = 25.39 V_e = 25.19	n_F - n_C = 0.031705 n_F' - n_C' = 0.032258	Coloring: 0.37 - 0.45 mkm.

Type: Schott
Spectral range: 0.4046561 - 1.01398 mkm.
C1 = 3.1243727 C2 = -0.015193345 C3 = 0.039497962 C4 = 0.0034481457 C5 = -0.00024093048 C6 = 0.00002952381

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	1.774890
n _s	1.781503
n _r	1.791170
n _C	1.796097
n _C'	1.797509
n _0.6328	1.798840
n _D	1.804911
n _d	1.805184
n _e	1.812656
n _F	1.827803
n _F'	1.829767
n _g	1.847299
n _h	1.864910
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.6688
P_C,A'	0.3051
P_d,C	0.2866
P_e,C	0.5222
P_g,d	1.3282
P_g,F	0.6148
P_h,g	0.5554
P_i,g	-----
P_C',t	0.7134
P_e,C'	0.4777
P_F',e	0.5396
P_i,F'	-----

transmittance: 10 mm
τ_0.37	0.138
τ_0.38	0.482
τ_0.39	0.694
τ_0.4	0.795
τ_0.42	0.884
τ_0.44	0.923
τ_0.46	0.943
τ_0.48	0.957
τ_0.5	0.965
τ_0.55	0.982
τ_0.6	0.985
τ_0.65	0.988
τ_0.7	0.991
τ_0.8	0.995
τ_1.06	0.995
τ_1.5	0.994
τ₂	0.974

transmittance: 25 mm
τ_0.38	0.161
τ_0.39	0.402
τ_0.4	0.564
τ_0.42	0.736
τ_0.44	0.82
τ_0.46	0.864
τ_0.48	0.896
τ_0.5	0.916
τ_0.55	0.957
τ_0.6	0.964
τ_0.65	0.971
τ_0.7	0.978
τ_0.8	0.99
τ_1.06	0.99
τ_1.5	0.988
τ₂	0.937

Poisson coef.: 0.263
Rigidity: 373 Pa*10⁸
Young module: 943 Pa*10⁸
Knoop hardness: 479
Abrasion: 175

Climatic resistance: 1
Resistance to acids: 1

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
100 ~ 300	107