发明授权
US3909654A Camera tube having lens element for each element of tri-glycerine sulfate mosaic 失效
相机管具有用于三甘油硫酸马赛克的每个元素的透镜元件

Camera tube having lens element for each element of tri-glycerine sulfate mosaic
摘要:
A camera tube employs a pyroelectric target composed of a plurality of isolated orthorhombic pieces of pyroelectric material. Incoming radiation is focussed on the pieces of pyroelectric material by a plurality of lenses which constitute a fly''s eye lens.
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