ELP 1.0 Megapixel Dual Lens Usb Camera Module with Two Megapixel Lens for Person Count and Biometric Retina,dual Lens Camera Usb Dual Lens USB Cameras for count people or retina analyze With 2Megapixel dual lens up to 120degree wide view angle 1megapixel HD resolution up to 1080x720P Mini size for device embedded compact industrial camera solution for any PC with USB ports