K-CaFK95 - Sumita

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.434256 n_e = 1.435350	V_d = 94.84 V_e = 94.44	n_F - n_C = 0.004578 n_F' - n_C' = 0.004609	Coloring: 0.28 - 0.33 mkm.

Type: Schott
Spectral range: 0.3650146 - 1.01398 mkm.
C1 = 2.0390129 C2 = -0.0036337186 C3 = 0.007096194 C4 = -0.00024252386 C5 = 0.000038875462 C6 = -0.0000018511401

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	1.428979
n _s	1.430308
n _r	1.432035
n _C	1.432846
n _C'	1.433072
n _0.6328	1.433282
n _D	1.434215
n _d	1.434256
n _e	1.435350
n _F	1.437425
n _F'	1.437681
n _g	1.439864
n _h	1.441869
n _i	1.445229
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.8445
P_C,A'	0.3567
P_d,C	0.3080
P_e,C	0.5468
P_g,d	1.2247
P_g,F	0.5327
P_h,g	0.4380
P_i,g	1.1719
P_C',t	0.8938
P_e,C'	0.4975
P_F',e	0.5092
P_i,F'	1.6486

transmittance: 10 mm
τ_0.27	0.021
τ_0.28	0.06
τ_0.29	0.158
τ_0.3	0.329
τ_0.31	0.541
τ_0.32	0.734
τ_0.33	0.861
τ_0.34	0.933
τ_0.35	0.97
τ_0.36	0.984
τ_0.37	0.994
τ_0.38	0.997
τ_0.39	0.998
τ_0.4	0.998
τ_0.42	0.998
τ_0.44	0.998
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	0.998
τ_1.5	0.997
τ₂	0.991

transmittance: 25 mm
τ_0.3	0.062
τ_0.31	0.215
τ_0.32	0.462
τ_0.33	0.689
τ_0.34	0.842
τ_0.35	0.927
τ_0.36	0.961
τ_0.37	0.985
τ_0.38	0.992
τ_0.39	0.996
τ_0.4	0.996
τ_0.42	0.996
τ_0.44	0.996
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	0.996
τ_1.5	0.992
τ₂	0.978

Poisson coef.: 0.287
Rigidity: 279 Pa*10⁸
Young module: 718 Pa*10⁸
Knoop hardness: 331
Abrasion: 500

Climatic resistance: 1
Resistance to acids: 4

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
100 ~ 300	167