Guangzhou O.E Optics Co., Ltd.  

Product Name: IR Optical Filter (band pass filter) for Gas Detector Coating: HMC Customized: Customized Certification: RoHS, ISO9001 Lenses Color: Black Material: Germanium, Silicon, Sapphire Shape: Single-lens Transmittance: 90%-95% Type: Flat Lens Usage: Optical, Photography Trademark: OEM Transport Package: Regular Specification: As customer required Origin: China Product Description O.E developed a series of band pass filter for gas detector, which can cover 3~14um wavelength region.These filters can be applied to gas analysis, leak detect, such as CO2, CO, SO2 or NH3, etc.Substrate material: Germanium, Silicon,SapphireCentral wavelength:3~14umRelative bandwidth:>2%Peak transmissivity:>90%Block region:UV~14umBlock depth: Up toOD4Surface quality: Up to20/10(MIL-PRF-13830B)