Dual field of view refractive optical system for geo synchronous earth orbit
作者： Lacy G. Cook
DOI:
关键词:
摘要: Various embodiments provide an optical system including a first lens group having plurality of lenses; second lenses, the being disposed adjacent group; third and detector behind group. A pupil is located external to group, The movable respective so as convert configuration between narrow field view (NFOV) wide (WFOV) configuration.
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