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RONAR-SMITH®
LASER OPTICS & IR IMAGING
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Infrared Optical Material - GaAs |
Infrared Optical Material -
GaAs |
CaF2|Ge|MgF2|ZnSe|ZnS|
Sapphire|Si| |
|
¡¡
| Basic Properties: |
| Specification |
GaAs |
| Transmission Range (um) |
1.0-22 |
| Refractive Index@10um |
3.277 |
| Temperature Coefficient of Refractive
Index @ 106um, |
149 x 10-6/oC |
| Bulk Absorption Coefficient@10um / cm |
<0.01 |
| Melting Point, oC |
1600 |
| Hardness (Knoop), Kg/mm2 |
750 |
| Density, g/cm3 |
5.37 |
| Rupture Modulus, Mpa |
13.8 |
| Young's Modulus, Gpa |
8.3 |
| Fracture Toughness Mpam-1/2 |
0.31 |
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|
Wavelength
(µm)
|
Index
|
|
Wavelength
(µm)
|
Index
|
|
Wavelength
(µm)
|
Index
|
|
Wavelength
(µm)
|
Index
|
|
2.6
|
3.3239
|
|
5.4
|
3.2991
|
|
8.2
|
3.2868
|
|
11.0
|
3.2725
|
|
2.8
|
3.3204
|
|
5.6
|
3.2982
|
|
8.4
|
3.2859
|
|
11.2
|
3.2713
|
|
3.0
|
3.3169
|
|
5.8
|
3.2972
|
|
8.6
|
3.2849
|
|
11.4
|
3.2701
|
|
3.2
|
3.3149
|
|
6.0
|
3.2963
|
|
8.8
|
3.2840
|
|
11.6
|
3.2690
|
|
3.4
|
3.3129
|
|
6.2
|
3.2955
|
|
9.0
|
3.2830
|
|
11.8
|
3.2678
|
|
3.6
|
3.3109
|
|
6.4
|
3.2947
|
|
9.2
|
3.2818
|
|
12.0
|
3.2666
|
|
3.8
|
3.3089
|
|
6.6
|
3.2939
|
|
9.4
|
3.2806
|
|
12.2
|
3.2651
|
|
4.0
|
3.3069
|
|
6.8
|
3.2931
|
|
9.6
|
3.2794
|
|
12.4
|
3.2635
|
|
4.2
|
3.3057
|
|
7.0
|
3.2923
|
|
9.8
|
3.2782
|
|
12.6
|
3.2620
|
|
4.4
|
3.3045
|
|
7.2
|
3.2914
|
|
10.0
|
3.2770
|
|
12.8
|
3.2604
|
|
4.6
|
3.3034
|
|
7.4
|
3.2905
|
|
10.2
|
3.2761
|
|
13.0
|
3.2589
|
|
4.8
|
3.3022
|
|
7.6
|
3.2896
|
|
10.4
|
3.2752
|
|
13.2
|
3.2573
|
|
5.0
|
3.3010
|
|
7.8
|
3.2887
|
|
10.6
|
3.2743
|
|
13.4
|
3.2557
|
|
5.2
|
3.3001
|
|
8.0
|
3.2878
|
|
10.8
|
3.2734
|
|
13.6
|
3.2541
|
|
|
|
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