FD110 - Hoya

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.784719 n_e = 1.791905	V_d = 25.72 V_e = 25.51	n_F - n_C = 0.030509 n_F' - n_C' = 0.031040	Coloring: 0.38 - 0.44 mkm.

Type: Schott
Spectral range: 0.40466 - 1.014 mkm.
C1 = 3.0534415 C2 = -0.01275181 C3 = 0.040609369 C4 = 0.0022706109 C5 = -0.000078086606 C6 = 0.000019874026

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	1.755540
n _s	1.761898
n _r	1.771224
n _C	1.775972
n _C'	1.777331
n _0.6328	1.778613
n _D	1.784456
n _d	1.784719
n _e	1.791905
n _F	1.806481
n _F'	1.808372
n _g	1.825269
n _h	-----
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	0.6697
P_C,A'	0.3057
P_d,C	0.2866
P_e,C	0.5222
P_g,d	1.3291
P_g,F	0.6158
P_h,g	-----
P_i,g	-----
P_C',t	0.7142
P_e,C'	0.4776
P_F',e	0.5397
P_i,F'	-----

transmittance: 5 mm
τ_1.55	0.997
τ_1.5	0.997
τ_1.4	0.998
τ_1.3	0.999
τ_1.2	0.999
τ_1.1	0.999
τ_1.06	0.999
τ_1.05	0.999
τ₁	0.999
τ_0.95	0.999
τ_0.9	0.999
τ_0.85	0.999
τ_0.83	0.999
τ_0.8	0.999
τ_0.78	0.998
τ_0.75	0.998
τ_0.7	0.996
τ_0.65	0.995
τ_0.6	0.995
τ_0.55	0.996
τ_0.5	0.991
τ_0.48	0.988
τ_0.46	0.984
τ_0.44	0.979
τ_0.42	0.97
τ_0.4	0.93
τ_0.39	0.88
τ_0.38	0.74
τ_0.37	0.41
τ_0.36	0.04

transmittance: 10 mm
τ_1.55	0.994
τ_1.5	0.994
τ_1.4	0.996
τ_1.3	0.999
τ_1.2	0.999
τ_1.1	0.999
τ_1.06	0.998
τ_1.05	0.998
τ₁	0.998
τ_0.95	0.998
τ_0.9	0.999
τ_0.85	0.999
τ_0.83	0.999
τ_0.8	0.997
τ_0.78	0.997
τ_0.75	0.995
τ_0.7	0.993
τ_0.65	0.99
τ_0.6	0.991
τ_0.55	0.992
τ_0.5	0.982
τ_0.48	0.976
τ_0.46	0.969
τ_0.44	0.958
τ_0.42	0.94
τ_0.4	0.86
τ_0.39	0.77
τ_0.38	0.55
τ_0.37	0.17

Poisson coef.: 0.265
Rigidity: 360 Pa*10⁸
Young module: 909 Pa*10⁸
Knoop hardness: 545
Abrasion: 190

Staining: 1
Resistance to acids: 1

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
-30 ~ 70	91
100 ~ 300	105

Temperature coefs. of n_abs
Temp. range, C	Wave length, mkm.	Value, 1/C*10^-6
-40 ~ -20		-1.9
-20 ~ 0		-1.5
0 ~ 20		-1.1
20 ~ 40		-0.8
40 ~ 60		-0.5
60 ~ 80		-0.2

Temperature coefs. of n_rel
Temp. range, C	Wave length, mkm.	Value, 1/C*10^-6
-40 ~ -20		0.5
-20 ~ 0		0.6
0 ~ 20		0.7
20 ~ 40		0.8
40 ~ 60		0.9
60 ~ 80		1