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Application filed by Centre Rech MetallurgiquefiledCriticalCentre Rech Metallurgique
Publication of LU79144A1publicationCriticalpatent/LU79144A1/fr
G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
G02B23/2407—Optical details
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Physics & Mathematics
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Astronomy & Astrophysics
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General Physics & Mathematics
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Optics & Photonics
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LU79144A1977-03-021978-02-28Dispositif pour observer l'interieur d'une enceinte
LU79144A1
(fr)