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西德Teldix GmbH公司和CarL Zeiss公司合作研制了作战飞机使用的广角瞄准具。该瞄准具采用一反射镜光学装置（见图）为位视场可达40°～50°。
West Germany Teldix GmbH and CarL Zeiss company developed a wide-angle combat aircraft used in sight. The sight using a mirror optics (see photo) for the bit field of view up to 40 ° ~ 50 °.