E-LAF01 - Hikari

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.699998 n_e = 1.703461	V_d = 48.07 V_e = 47.80	n_F - n_C = 0.014559 n_F' - n_C' = 0.014716	Coloring: 0.367 - 0.334 mkm.

Type: Schott
Spectral range: 0.4046561 - 0.76819 mkm.
C1 = 2.82762091 C2 = -0.0112227553 C3 = 0.0213169098 C4 = 0.000559325355 C5 = -0.000013357138 C6 = 0.00000186385587

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	-----
n _s	-----
n _r	1.693189
n _C	1.695636
n _C'	1.696326
n _0.6328	1.696971
n _D	1.699869
n _d	1.699998
n _e	1.703461
n _F	1.710196
n _F'	1.711042
n _g	1.718341
n _h	1.725217
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'	0.3347
P_d,C	0.2995
P_e,C	0.5374
P_g,d	1.2598
P_g,F	0.5594
P_h,g	0.4723
P_i,g	-----
P_C',t	-----
P_e,C'	0.4901
P_F',e	0.5206
P_i,F'	-----

transmittance: 10 mm
τ_0.34	0.06
τ_0.35	0.34
τ_0.36	0.64
τ_0.37	0.81
τ_0.38	0.902
τ_0.39	0.947
τ_0.4	0.97
τ_0.42	0.987
τ_0.44	0.993
τ_0.46	0.997
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	0.993
τ₂	0.972
τ_2.2	0.922
τ_2.4	0.81

Knoop hardness: 575
Abrasion: 155

Resistance to acids: 4

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
100 ~ 300	91