Product
Infrared Dome| Irregular parts| Coating| Prism| Anti Electromagnetic Interference Grating| Window| irregular parts, Cylindrical Lens, reticle| Single Crystal Germanium| Optical Grade Germanium Blanks | Infrared Machining--Polishing| Infrared Machining---Coating| Infrared LensSeries| Thermal Imager| Plastic Optical Elements
Single Crystal Germanium
- Product Description
 
	                                      
 
	
| 
							 Product Attribute  | 
					|||
| 
							 Application:  | 
						
							 Using in manufacture Various type of Optical Grade Germanium Wafer Blanks  | 
						
							 Absorption Coefficient(10.6µm,cmˉ1):  | 
						
							 ≤0.03  | 
					
| 
							 Diameter(mm) :  | 
						
							 12mm-380mm  | 
						
							 Modulus of Rupture(MPa):  | 
						
							 ≥75  | 
					
| 
							 Length(mm):  | 
						
							 According to Customer Demand  | 
						
							 Hardness(kg/cm2):  | 
						
							 800  | 
					
| 
							 Resistivity:  | 
						
							 1-50Ω, ≥50Ω  | 
						
							 Density(g/cm3):  | 
						
							 5.33  | 
					
| 
							 The Inhomogeneity of Resistivity:  | 
						
							 10%  | 
						
							 Young’s Modulus(Gpa):  | 
						
							 103  | 
					
| 
							 Orientation Index:  | 
						
							 111  | 
						
							 Poisson Ratio:  | 
						
							 0.28  | 
					
| 
							 Orientation deviation:  | 
						
							 0.5º  | 
						
							 Thermal Conductivity(Wm-1k-1):  | 
						
							 59  | 
					
| 
							 Conductivity Type:  | 
						
							 N Type  | 
						
							 Coefficient of Thermal Expansion(10ˉ6/℃ˉ1):  | 
						
							 6.1  | 
					
| 
							 Refractive Index(10µm):  | 
						
							 4.0026  | 
						
							 Specific heat Cal/(g.k):  | 
						
							 0.074  | 
					
| 
							 Refractive Index Homogeneity:  | 
						
							 <1×10-4  | 
						
							 Melting Point(℃):  | 
						
							 937  | 
					
| 
							 Temperature Coefficient of Refractive Index(10.6µm,10ˉ6/℃ˉ1):  | 
						
							 400  | 
						
							 Permittivity:  | 
						
							 16  | 
					
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