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Bioptics (device) Bioptics, also known as a bioptic in the singular, and sometimes more formally termed a bioptic telescope, is a term for a pair of vision -enhancement lenses. They magnify between two and six times, and are used to improve distance vision for those with severely impaired eyesight, especially those with albinism.
Higher-quality optical-grade glass materials exist (e.g. Borosilicate crown glasses such as BK7 ( n d = 1.51680 , V d = 64.17 , D = 2.51 g/cm³ ), which is commonly used in telescopes and binoculars, and fluorite crown glasses such as the best optical quality low dispersion glass currently in production, N-FK58 made by the German company Schott ...
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]
The viewer is the only one of its kind in California and is in honor of the late Dr. Brian Cavallaro, who died in 2019.
Adaptive optics ( AO) is a technique of precisely deforming a mirror in order to compensate for light distortion. It is used in astronomical telescopes [ 1] and laser communication systems to remove the effects of atmospheric distortion, in microscopy, [ 2] optical fabrication [ 3] and in retinal imaging systems [ 4] to reduce optical aberrations.
The term "electronic glasses" is often used to refer to low vision glasses, which are wearable, assistive technology medical devices for improving eyesight in people who are visually impaired. [1] [2] Examples of low vision glasses include devices manufactured by the following firms: Acesight. eSight. Eyedaptic.
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