E-LAF016 - Hikari

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.800999 n_e = 1.806423	V_d = 34.96 V_e = 34.71	n_F - n_C = 0.022909 n_F' - n_C' = 0.023227	Coloring: 0.388 - 0.351 mkm.

Type: Schott
Spectral range: 0.4046561 - 0.76819 mkm.
C1 = 3.14158865 C2 = -0.0147653343 C3 = 0.0334231042 C4 = 0.00125430167 C5 = -0.0000349277287 C6 = 0.0000087589435

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	-----
n _s	-----
n _r	1.790550
n _C	1.794271
n _C'	1.795327
n _0.6328	1.796318
n _D	1.800798
n _d	1.800999
n _e	1.806423
n _F	1.817181
n _F'	1.818554
n _g	1.830610
n _h	1.842360
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	-----
P_C,A'	0.3217
P_d,C	0.2936
P_e,C	0.5304
P_g,d	1.2925
P_g,F	0.5861
P_h,g	0.5129
P_i,g	-----
P_C',t	-----
P_e,C'	0.4843
P_F',e	0.5295
P_i,F'	-----

transmittance: 10 mm
τ_0.35	0.01
τ_0.36	0.25
τ_0.37	0.6
τ_0.38	0.79
τ_0.39	0.88
τ_0.4	0.927
τ_0.42	0.967
τ_0.44	0.985
τ_0.46	0.995
τ_0.48	0.999
τ_0.5	0.999
τ_0.55	0.999
τ_0.6	0.999
τ_0.65	0.999
τ_0.7	0.999
τ_0.8	0.999
τ_0.9	0.999
τ₁	0.999
τ_1.2	0.999
τ_1.4	0.999
τ_1.6	0.999
τ_1.8	0.994
τ₂	0.98
τ_2.2	0.927
τ_2.4	0.77

Knoop hardness: 649
Abrasion: 93

Resistance to acids: 3

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
100 ~ 300	76