Rigid Gas Permeable Contact Lens Solution - Contact Lens Market Share - Comfortable Colored Contact Lenses.

Rigid Gas Permeable Contact Lens Solution

gas permeable
(Gas Permeability) the ability of a gas or other volatile substance to penetrate a material. Materials that will allow significant passage of gases are said to be permeable, while materials that resist or stop the passage of gases are said to offer gas barrier properties.
(of a contact lens) Allowing the diffusion of gases into and out of the cornea
(Gas permeability) is the permeability of an insulating layer for gaseous substances. The gas flow requires a difference of pressure and is characterized by the permeability coefficient (DIN 53380, DIN 535536, ISO 1399).
(Gas Permeability) Amount of air that can go through a lens.

contact lens
A thin plastic lens placed directly on the surface of the eye to correct visual defects
contact: a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication
A thin lens, made of flexible or rigid plastic, that is placed directly on to the eye to correct vision, used as an alternative to spectacles, or, if coloured, to change one's eye color cosmetically
A contact lens (also known simply as a contact) is a corrective, cosmetic, or therapeutic lens usually placed on the cornea of the eye.

solution
Products or services designed to meet a particular need
a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution; "he used a solution of peroxide and water"
A means of solving a problem or dealing with a difficult situation
The correct answer to a puzzle
a statement that solves a problem or explains how to solve the problem; "they were trying to find a peaceful solution"; "the answers were in the back of the book"; "he computed the result to four decimal places"
a method for solving a problem; "the easy solution is to look it up in the handbook"

rigid
Not able to be changed or adapted
incapable of compromise or flexibility
inflexible: incapable of adapting or changing to meet circumstances; "a rigid disciplinarian"; "an inflexible law"; "an unbending will to dominate"
Unable to bend or be forced out of shape; not flexible
(of a person or part of the body) Stiff and unmoving, esp. as a result of shock or fear
incapable of or resistant to bending; "a rigid strip of metal"; "a table made of rigid plastic"; "a palace guardsman stiff as a poker"; "stiff hair"; "a stiff neck"

rigid
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