... adjustment range: ±4f) focus range: 2mg) the view distance at night: 200m2.2 imagera) sensor: color CCD(SONY 1/ ... , spotting scopes, digital microscopes, lens modules for digitalcameras and mobile phones, digital night vision, laser rangefinders, and optical enginesfor micro projectors ... Electronics Co., Ltd. (JOC), became a partner with Roberts and nowowns a majority of the company.Our Product ...