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Contact lenses, or simply contacts, are thin lenses placed directly on the surface of the eyes. Contact lenses are ocular prosthetic devices used by over 150 million people worldwide, and they can be worn to correct vision or for cosmetic or therapeutic reasons.
The Fairness to Contact Lens Consumers Act ( Pub. L. 108–164 (text) (PDF), 117 Stat. 2024, codified at 15 U.S.C. ch. 102 et seq. ), also known as FCLCA, [citation needed] is a United States federal law that aims to improve consumer protection and ocular health for contact lens users. [1]
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 eye while you wear your lenses.
As one of the first direct-to-consumer models in the vision industry, 1-800 Contacts has spent the past 25 years providing direct access to contact lens at competitive prices for consumers. It offers a "Gajillion Percent Promise" on millions of contact lens in stock with a best-price guarantee. [12]
Consumer Reports (CR), formerly Consumers Union (CU), is an American nonprofit consumer organization dedicated to independent product testing, investigative journalism, consumer-oriented research, public education, and consumer advocacy.
Inflamed eyelids or tear glands, allergies, and vitamin A deficiency can also cause or worsen dry eyes, according to the Mayo Clinic. Dry eyes more commonly affect people who wear contact lenses ...
Contact lenses usually serve the same corrective purpose as glasses, but are lightweight and virtually invisible—many commercial lenses are tinted a faint blue to make them more visible when immersed in cleaning and storage solutions.
Long-term use of PMMA or thick hydrogel contact lenses have been found to cause corneal warpage (shape distortion). There is some evidence to show that rigid gas permeable contact lenses are capable of slowing myopic progression after long-term wear.
A circle contact lens, also known as a big eye contact lens and circle lens, is a cosmetic (non-corrective and decorative) contact lens that makes the eye's iris appear larger. It has become a trend throughout East, South and Southeast Asia and is largely produced in Japan, South Korea and China .
The primary intention of wearing eyewear can vary based on the need or desire of the wearer. Corrective lenses, such as glasses, contact lenses, and, historically, monocles are used to aid in one's vision and enable users to see clearly.