tinted lenses

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• tinted glasses — glasses whose lenses are tinted to protect the eyes from certain kinds of light …   Medical dictionary

• Sunglasses — For the Divine Brown song, see Sunglasses (song). Wearing sunglasses under direct sunlight: Large lenses offer good protection, but broad temple arms are also needed against stray light from the sides. Sunglasses or sun glasses are a form of… …   Wikipedia

• Irlen filters — or Irlen Lenses, are coloured overlay filters or tinted lenses that are intended to help people with learning disabilities to improve their ability to read. Standardised diagnostic procedures have been developed to individualise the colour… …   Wikipedia

• Scotopic sensitivity syndrome — Scotopic sensitivity syndrome, also known as Irlen Syndrome and Visual Stress Syndrome, approximating in some ways to Meares Irlen syndrome, and Visual Stress , refers to visual perceptual disorder(s) affecting primarily reading and writing based …   Wikipedia

• Like Colour to the Blind — Infobox Book name = Like Colour to the Blind title orig = translator = image caption = author = Donna Willams cover artist = country = language = series = subject = genre = Autobiography publisher = Jessica Kingsley Publishers release date = 1998 …   Wikipedia

• Cyanopsia — is a medical term for seeing everything tinted with blue. It is also referred to as blue vision. Cyanopsia often occurs for a few days, weeks, or months after removal of a cataract from the eye. Cyanopsia also sometimes occurs as a side effect of …   Wikipedia

• Achromatopsia — An hereditary disorder of sight due to a lack of cone vision that type of vision provided by the cone photoreceptors in the retina. In the normal eye, there are some 6 million cone photoreceptors; they are located largely in the center of the… …   Medical dictionary

• Congenital achromatopsia — An hereditary disorder of vision characterized by a lack of cone vision (sight provided by the cone photoreceptors in the retina). People with achromatopsia (achromats) are completely or almost completely colorblind. They have poor visual acuity …   Medical dictionary

• Glasses — Glasses, also called eyeglasses or spectacles, are frames bearing lenses worn in front of the eyes, normally for vision correction, eye protection, or for protection from UV rays.Modern glasses are typically supported by pads on the bridge of the …   Wikipedia

• James Ayscough — (? 1759) was an English designer and maker of scientific instruments.He was apprenticed to an optician named James Mann from 1743 to 1747. James Ayscough became known for his microscopes. His shop was in London between 1740 and 1759.Around the… …   Wikipedia

• GI glasses — are eyeglasses issued by the American military to its service members. Dysphemisms for them include the most common birth control glasses (alternatively birth control goggles) sometimes shortened as BC goggles/glasses, BCGs or simply BCs.The… …   Wikipedia