Protective headgear comprising a curved switchable shutter and comprising multiple antireflective layers

Protective headgear with a curved switchable shutter and curved front and rear cover plates and including at least two antireflective layers.

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Bibliographische Detailangaben
Hauptverfasser:	Billingsley, Britton G, Jarefors, Kenneth, Magnusson, Kristina M
Format:	Patent
Sprache:	eng
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PHYSICS PROSTHESES TREATMENT OR PROTECTION OF EYES OR EARS
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Beschreibung
Zusammenfassung:	Protective headgear with a curved switchable shutter and curved front and rear cover plates and including at least two antireflective layers.