K-SK16RH - Sumita

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.620407 n_e = 1.622862	V_d = 60.28 V_e = 60.04	n_F - n_C = 0.010292 n_F' - n_C' = 0.010373	Coloring: 0.29 - 0.35 mkm.

Type: Schott
Spectral range: 0.3650146 - 1.01398 mkm.
C1 = 2.584811 C2 = -0.011486919 C3 = 0.014859018 C4 = 0.00021677739 C5 = -0.00000024466918 C6 = 0.00000031088303

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	1.608619
n _s	1.611628
n _r	1.615462
n _C	1.617262
n _C'	1.617764
n _0.6328	1.618233
n _D	1.620315
n _d	1.620407
n _e	1.622862
n _F	1.627554
n _F'	1.628138
n _g	1.633115
n _h	1.637722
n _i	1.645569
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.8397
P_C,A'	0.3519
P_d,C	0.3055
P_e,C	0.5441
P_g,d	1.2346
P_g,F	0.5402
P_h,g	0.4476
P_i,g	1.2101
P_C',t	0.8885
P_e,C'	0.4953
P_F',e	0.5125
P_i,F'	1.6937

transmittance: 10 mm
τ_0.28	0.01
τ_0.29	0.086
τ_0.3	0.251
τ_0.31	0.447
τ_0.32	0.625
τ_0.33	0.772
τ_0.34	0.86
τ_0.35	0.915
τ_0.36	0.957
τ_0.37	0.978
τ_0.38	0.985
τ_0.39	0.997
τ_0.4	0.997
τ_0.42	0.997
τ_0.44	0.997
τ_0.46	0.998
τ_0.48	0.998
τ_0.5	0.998
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	0.992
τ_1.5	0.978
τ₂	0.953

transmittance: 25 mm
τ_0.3	0.031
τ_0.31	0.134
τ_0.32	0.309
τ_0.33	0.525
τ_0.34	0.686
τ_0.35	0.801
τ_0.36	0.896
τ_0.37	0.947
τ_0.38	0.964
τ_0.39	0.992
τ_0.4	0.992
τ_0.42	0.992
τ_0.44	0.992
τ_0.46	0.996
τ_0.48	0.996
τ_0.5	0.996
τ_0.55	0.996
τ_0.6	0.996
τ_0.65	0.996
τ_0.7	0.996
τ_0.8	0.996
τ_1.06	0.982
τ_1.5	0.947
τ₂	0.887

Poisson coef.: 0.266
Rigidity: 351 Pa*10⁸
Young module: 888 Pa*10⁸
Knoop hardness: 624
Abrasion: 130

Climatic resistance: 1
Resistance to acids: 5

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
100 ~ 300	72