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Individual
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Individual
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Priority to ES99676UpriorityCriticalpatent/ES99676Y/en
Publication of ES99676UpublicationCriticalpatent/ES99676U/en
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Publication of ES99676YpublicationCriticalpatent/ES99676Y/en
"Peephole optics", which is constituted by a main body of tubular section, which at an anterior end has a peripheral extension with a central draft, covered by an optical lens, which is characterized by having a second tubular body adapted concentrically in the inside the general body, retaining said lens, in the working position, being arranged on this second tube, with a concave-convex lens, which is retained by peripheral interior extensions provided in the general body, which in turn is fixed in the housing that passes through the door leaf by means of a retaining nut. (Machine-translation by Google Translate, not legally binding)