K-CD120 - Sumita

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.722497 n_e = 1.728333	V_d = 29.23 V_e = 29.00	n_F - n_C = 0.024717 n_F' - n_C' = 0.025111	Coloring: 0.36 - 0.43 mkm.

Type: Schott
Spectral range: 0.4046561 - 1.01398 mkm.
C1 = 2.8653288 C2 = -0.013005976 C3 = 0.030940312 C4 = 0.0023043404 C5 = -0.00017506562 C6 = 0.000020685594

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	1.698259
n _s	1.703668
n _r	1.711430
n _C	1.715341
n _C'	1.716457
n _0.6328	1.717508
n _D	1.722283
n _d	1.722497
n _e	1.728333
n _F	1.740059
n _F'	1.741569
n _g	1.754979
n _h	1.768330
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.6910
P_C,A'	0.3117
P_d,C	0.2894
P_e,C	0.5256
P_g,d	1.3141
P_g,F	0.6036
P_h,g	0.5401
P_i,g	-----
P_C',t	0.7362
P_e,C'	0.4804
P_F',e	0.5355
P_i,F'	-----

transmittance: 10 mm
τ_0.36	0.026
τ_0.37	0.253
τ_0.38	0.525
τ_0.39	0.703
τ_0.4	0.808
τ_0.42	0.914
τ_0.44	0.954
τ_0.46	0.97
τ_0.48	0.981
τ_0.5	0.99
τ_0.55	0.998
τ_0.6	0.998
τ_0.65	0.998
τ_0.7	0.998
τ_0.8	0.998
τ_1.06	0.995
τ_1.5	0.991
τ₂	0.96

transmittance: 25 mm
τ_0.37	0.032
τ_0.38	0.199
τ_0.39	0.415
τ_0.4	0.588
τ_0.42	0.798
τ_0.44	0.89
τ_0.46	0.927
τ_0.48	0.954
τ_0.5	0.975
τ_0.55	0.996
τ_0.6	0.996
τ_0.65	0.992
τ_0.7	0.996
τ_0.8	0.996
τ_1.06	0.989
τ_1.5	0.978
τ₂	0.903

Poisson coef.: 0.254
Rigidity: 359 Pa*10⁸
Young module: 902 Pa*10⁸
Knoop hardness: 555
Abrasion: 180

Climatic resistance: 1
Resistance to acids: 1

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
100 ~ 300	119