Lens Assembly for a Diving Mask
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United States of America Patent
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app pub date -
Dec 29, 2008
filing date -
Jun 10, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The lens assembly for a diving mask is provided. The lens assembly comprises a first lens, a second lens and an intermediate layer. The intermediate layer is made of a liquid material which is capable of being cured and bonded with the first lens and the second lens. Thereby, the lens assembly can prevent the scattering of fragments when the lens assembly is shattered. Furthermore, the second lens is preferably made of the material selected from the group consisting of cellulose acetate, cellulose propionate and the combination thereof for providing the diving mask with better anti-fog ability.
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