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RONAR-SMITH®
LASER OPTICS & IR IMAGING
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Infrared Optical Material - ZnSe |
Infrared Optical Material - ZnSe |CaF2|GaAs| Ge |MgF2 |
Sapphire|Si |ZnS | |
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| Basic Properties: |
| Specification |
ZnSe |
| Transmission Range (um) |
0.5-22 |
| Refractive
Index Inhomogeneity@632.8nm |
<3
x 10-6 |
| Temperature Coefficient of Refractive
Index @ 10.6um |
61
x 10-6/oC |
| Bulk Absorption Coefficient@10um / cm |
0.0004 |
| Melting Point, oC |
1520 |
| Hardness (Knoop), Kg/mm2 |
112 |
| Density, g/cm3 |
5.27 |
| Rupture Modulus, Mpa |
55.2 |
| Young's Modulus, Gpa |
67.2 |
| Fracture Toughness Mpam-1/2 |
0.5 |
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|
Wavelength
(µm)
|
Index
|
|
Wavelength
(µm)
|
Index
|
|
Wavelength
(µm)
|
Index
|
|
Wavelength
(µm)
|
Index
|
|
0.54
|
2.6754
|
|
1.8
|
2.4496
|
|
7.4
|
2.4201
|
|
13.0
|
2.3850
|
|
0.58
|
2.6312
|
|
2.2
|
2.4437
|
|
7.8
|
2.4183
|
|
13.4
|
2.3816
|
|
0.62
|
2.5994
|
|
2.6
|
2.4401
|
|
8.2
|
2.4163
|
|
13.8
|
2.3781
|
|
0.66
|
2.5755
|
|
3.0
|
2.4376
|
|
8.6
|
2.4143
|
|
14.2
|
2.3744
|
|
0.70
|
2.5568
|
|
3.4
|
2.4356
|
|
9.0
|
2.4122
|
|
14.6
|
2.3705
|
|
0.74
|
2.5418
|
|
3.8
|
2.4339
|
|
9.4
|
2.4100
|
|
15.0
|
2.3665
|
|
0.78
|
2.5295
|
|
4.2
|
2.4324
|
|
9.8
|
2.4077
|
|
15.4
|
2.3623
|
|
0.82
|
2.5193
|
|
4.6
|
2.4309
|
|
10.2
|
2.4053
|
|
15.8
|
2.3579
|
|
0.86
|
2.5107
|
|
5.0
|
2.4295
|
|
10.6
|
2.4028
|
|
16.2
|
2.3534
|
|
0.90
|
2.5034
|
|
5.4
|
2.4281
|
|
11.0
|
2.4001
|
|
16.6
|
2.3487
|
|
0.94
|
2.4971
|
|
5.8
|
2.4266
|
|
11.4
|
2.3974
|
|
17.0
|
2.3448
|
|
0.98
|
2.4916
|
|
6.2
|
2.4251
|
|
11.8
|
2.3945
|
|
17.4
|
2.3387
|
|
1.0
|
2.4892
|
|
6.6
|
2.4235
|
|
12.2
|
2.3915
|
|
17.8
|
2.3333
|
|
1.4
|
2.4609
|
|
7.0
|
2.4218
|
|
12.6
|
2.3883
|
|
18.2
|
2.3278
|
|
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