Changchun Yutai Optics Co., Ltd.  

Product Name: D12mm IR Polished Germanium (Ge) Optical Window for Thermal Imaging Coating: HC Customized: Customized Certification: RoHS Lenses Color: Clear Material: Optical Glass Shape: Single-lens Transmittance: >95% Type: Flat Lens Usage: Medical, Optical Dimension: 12mm Diameter Tolerance: +0.0/-0.15 mm Thickness Tolerance: +/-0.1mm Surface Quality: 60/40, 40/20 or Better Bevel: 0.25mm