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Products consisting of solutions or gels designed to provide anti-fogging protection; they are mainly used on transparent glass and plastic lenses, and also on mirrors. These products typically consist of a solution with a variety of different components including substances that prevent and/or eliminate fogging of lenses used in optical devices.; Gels containing similar substances but usually at a higher concentration are also available. Some products that do not contain alcohol are also available. Dedicated solutions with formulations intended specifically for endoscopic and/or laparoscopic use are also available. Anti-fogging solutions and gels are used in many healthcare device lenses or face/eye shields such as spectacles, surgical helmets, microscopes, and photographic and video cameras; they are also used in other healthcare facility devices including refrigerators and freezers.
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