bifocals


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bifocals

/bi·fo·cals/ (bi´fo-k'lz) bifocal glasses.
References in periodicals archive ?
As a long-range rifle competition shooter, Eller struggled with it, and his solution was to have his bifocal prescription put in a lens that mounts onto the back of his riflescope.
Now, rather than being randomly placed, the bifocal is custom-placed for your specific needs.
For example, insurers and their commercial policyholders need to apply bifocal vision to cyber risk.
Lens type Best for Details Single Correcting near vision Enable you to focus on vision reading material and close work such as embroidery; half- eye frame designs sit lower on the nose and allow you to more easily look into the distance over the top of the frame Bifocals Correcting near vision with A small portion of the some distance correction as lens is reserved for needed near vision correction; the rest of the lens incorporates a distance correction if required Trifocals Vision correction at near, Similar to bifocals, but intermediate and distant points with an added segment of focus above the bifocal for viewing things in the intermediate zone (about arm's length away), for example, a computer or the dashboard of your car
This revolutionary technique of 'Laser Blended Vision' can significantly reduce or even eliminate the need for reading glasses, bifocals or varifocals for many years.
My bifocals and I are making our way through this brave new invisible-line world where what you see depends on how you hold your eyes.
New research by Cardiff School of Optometry and Vision Sciences Downs Syndrome Research Unit has found that children may only need to wear bifocals for two years before returning to ordinary glasses.
My bifocals even play havoc with the crosshairs in my scoped rifles.
I am having a very difficult time adapting to my first pair of bifocals.
What do bifocals, paper money, and lightning rods have in common?
With its premium intraocular lenses (marketed under the name Crystalens), Eyeonics is working toward enabling patients to have cataract surgery and be able to leave their bifocals at the hospital.