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  2. Orthokeratology - Wikipedia

    en.wikipedia.org/wiki/Orthokeratology

    Orthokeratology lens. Orthokeratology, also referred to as Night lenses, Ortho-K, OK, Overnight Vision Correction, Corneal Refractive Therapy (CRT), Accelerated Orthokeretology, Cornea Corrective Contacts, Eccentricity Zero Molding, and Gentle Vision Shaping System (GVSS), is the use of gas-permeable contact lenses that temporarily reshape the cornea to reduce refractive errors such as myopia ...

  3. Visual impairment - Wikipedia

    en.wikipedia.org/wiki/Visual_impairment

    940 million / 13% (2015) [ 5 ] Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficulties with normal daily tasks, including reading and walking. [ 6 ]

  4. Myopia - Wikipedia

    en.wikipedia.org/wiki/Myopia

    Myopia. Myopia, also known as near-sightedness and short-sightedness, [5] is an eye disease [6][7][8] where light from distant objects focuses in front of, instead of on, the retina. [1][2][7] As a result, distant objects appear blurry while close objects appear normal. [1]

  5. Joint attention - Wikipedia

    en.wikipedia.org/wiki/Joint_attention

    Joint attention or shared attention is the shared focus of two individuals on an object. It is achieved when one individual alerts another to an object by means of eye-gazing, pointing or other verbal or non-verbal indications. An individual gazes at another individual, points to an object and then returns their gaze to the individual.

  6. Blinkers (horse tack) - Wikipedia

    en.wikipedia.org/wiki/Blinkers_(horse_tack)

    A blinker stay is a stiff rolled-leather strap that holds the blinkers wide and away from the horse's eyes. The stays join together in the middle, go between the horse's ears, and are attached by a buckle to the crownpiece of the bridle. The buckle allows adjustment of the width of the blinkers. Blinkers may be raised or lowered by buckles in ...

  7. List of soft contact lens materials - Wikipedia

    en.wikipedia.org/wiki/List_of_soft_contact_lens...

    Low water nonionic. High water nonionic. Low Water ionic. High Water ionic. Silicone hydrogel polymers. Production generations. References. List of soft contact lens materials. Soft contact lenses are one of several types of contact lenses for corrective vision eyewear as prescribed by optometrists and ophthalmologists.

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