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Infrared Optical Material - ZnSe

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
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

Infrared Optical Material