Adjustable-focus eyeglasses - Wikipedia
Adjustable focus eyeglasses are eyeglasses with an adjustable focal length. They compensate for refractive errors (such as presbyopia) by providing variable focusing, allowing users to adjust …
Flex Focal Adjustable Glasses Dial Vision Reading Glasses ...
Apr 2, 2024 · Adjustable Focus - These flex focus adjustable glasses allow you to easily adjust the focus, Simply turn the dial to adjust the lenses, with one discreet dial knob on each side, …
Corning® Varioptic® Lenses (Variable and Autofocus Lenses ...
Corning ® Varioptic ® Lenses rely on the electrowetting principle where the interface of two liquids is modified when a voltage is applied. This eliminates moving parts, bringing a unique …
Adjustable Glasses: Dial Vision, Eyejusters, and More
Oct 9, 2024 · Also known as variable focus glasses and adjustable focus reading glasses, adjustable glasses allow wearers to see near and far. They’re similar to other multifocal lenses …
Adjustable Glasses: Adlens and Eyejusters - All About Vision
Feb 26, 2019 · These potentially game-changing glasses for presbyopes are called adjustable focus glasses (also called adjustable focus reading glasses and variable focus eyeglasses).
Dial Vision Adjustable Glasses, Variable Focus for Reading ...
Dial Vision adjustable glasses offer variable focus lenses for reading and distance vision. Each lens adjusts from -6D to +3D with a discreet dial for clear, tailored vision
Understanding near variable focus lenses and task eyewear
Jan 31, 2022 · Hoya offers a number of products that can be considered near variable focus lenses. Each of these is designed for visual clarity at varying distances and while performing …