IR Cut-off filter has mainly application in mobile phone camera, digital camera: computer camera, network eye; security and protection monitor camera (CCTV), video telephone, video doorbell and etc. CCD/CMOS digital imaging system has improved the influence which IR brings to CCD/CMOS imaging, prevent false color and corrugation which produced by CCD/CMOS, to advanced the effective resolving capability and color reducibility of CCD CMOS image sensor.