Bioptics (device)

Bioptics is a type of optical device used in the field of medicine and ophthalmology. It is a combination of two optical systems, typically a telescope and spectacles, to provide enhanced vision for individuals with visual impairment.

Overview

Bioptics were first introduced in the 1970s as a solution for individuals with low vision. The device combines a small, high-powered telescope with regular spectacle lenses. The telescope is mounted at the top of the spectacle lens, allowing the user to switch their gaze between the magnified view through the telescope and the normal view through the spectacle lens.

Function

The primary function of bioptics is to enhance distance vision. The telescope component provides a magnified view of distant objects, while the spectacle lens provides a normal view for tasks such as walking or reading. This dual-view system allows the user to switch their gaze between the magnified and normal views as needed.

Applications

Bioptics are used in a variety of medical and non-medical applications. In medicine, they are often prescribed for individuals with low vision conditions such as macular degeneration, retinitis pigmentosa, and albinism. They are also used in non-medical settings, such as for driving or watching television.

Advantages and Disadvantages

Bioptics offer several advantages over traditional low vision aids. They provide a wider field of view and better depth perception than handheld or stand magnifiers. However, they also have some disadvantages. They can be difficult to use for individuals with severe visual impairments, and they require a period of training and adjustment.

See Also

• Low vision
• Visual impairment
• Ophthalmology
• Optical device

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