Latest Glasses Stories
Best prescription glasses review is now published for consumers on the Cherry News website.
Rediscover Your Vision created by Richard Curtis is a newly updated program that covers exercises to improve vision naturally and safely.
Vision Without Glasses Now created by Duke Peterson is a newly updated program that helps people improve vision naturally, quickly and safely.
Eyewear fogging, one of the leading complaints from soldiers, can now be combated for both goggles and spectacles with the next-generation, anti-fog lens coating: OcuMax Plus from Revision.
Natural Clear Vision created by Kevin Richardson is a new vision improvement program that covers natural ways to improve eyesight.
141 Eyewear’s “You Buy, We Give” Model Gives Ossip Optometry a New Way to Connect With Customers and Help Kids in Need See Better. Portland, Ore.
Sunglasses are protective eyewear designed to shield the eyes from damaging or discomforting sunlight and high-energy light. They can also work as a visual aid. The ultraviolet radiation from the sun can cause several serious eye problems and many healthcare professionals recommend eye protection. However, since the 1940s sunglasses have been associated with celebrities more so than eye protection. James Ayscough experimented with tinted lenses in the mid-18th century although they were...
Bifocals are eyeglasses, commonly prescribed for presbyopia, with two distinct optical powers. Although there are arguments against him, Benjamin Franklin is generally credited with the invention of bifocals. After a correspondence between George Whatley and John Fenno it was thought that Franklin possibly invented the bifocals fifty years earlier than previously thought. Many inventions are worked on independently by many people and bifocals may have been the same, however, Franklin was...
A magnifying glass is a convex lens, usually mounted in a frame with a handle, which is used to produce a magnified image of an object. The glass works by creating a magnified virtual image of an object behind the lens. However, the distance between the lens and the object must be shorter than the focal length for the glass to work. If the distance is not correct then the image will appear small and inverted. Many magnifying glasses are mounted on a stand to insure the proper distance...
- A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.