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Mine are soft contact lenses, and I have worn them and slept in them on long haul flights before. It is probably not the best thing to do as they do get dry, but I prefer them to wearing glasses which I also have tried before. However, using rewetting drops help to make the lenses pliable again.
I thought I was the last person still wearing gas permeable lenses! When I travel I keep an empty lens case with a few drops of fluid in my liquids bag for easy access during the flight. I also keep a spare pair of lenses in the washbag in my rollaboard; the spare lenses are (obviously) in soaking solution, probably 3 mL per compartment.
Level Contributor. 219 posts. 49 reviews. 27 helpful votes. contact lens solution for rigid gas permeable hard lenses. 9 years ago. Can I get the following anywhere in thailand? (any major city along the tourist route - i am still in the midst of planning my trip) Boston Advance Comfort Formula Conditioning Solution and Boston Advance Cleaner ...
The US Food and Drug Administration (FDA) defines soft contact lenses as: made of soft, flexible plastics that allow oxygen to pass through to the cornea. Soft contact lenses may be easier to adjust to and are more comfortable than rigid gas permeable lenses. Newer soft lens materials include silicone-hydrogels to provide more oxygen to your ...
A rigid gas-permeable lens, also known as an RGP lens, GP lens, or colloquially, a hard contact lens, is a rigid contact lens made of oxygen -permeable polymers. Initially developed in the late 1970s, and through the 1980s and 1990s, they were an improvement over prior 'hard' lenses that restricted oxygen transmission to the eye.
The contacts are placed into a special container with a platinum-coated disk, which reacts with the hydrogen peroxide. This “redox” reaction (reduction and oxidation) produces small bubbles that help to clean the contacts. After 6-8 hours, the hydrogen peroxide becomes an eye-safe saline solution. [4] At this point, it is safe to use the ...
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