Bifocal Reading Glasses Unisex Lightweight Dual Function Presbyopic Glasses

Features:
Bifocal Reading Glasses Eyeglasses, convenient to use.
Dual function --- Can be use as reading eyeglasses or sunglasses.
Light materials, reducing the bridge of the nose and ears burden.
Super-toughness, no need worry about it could be fall down or break.

Specifications:
Glasses categories: Bifocal Reading glasses
Color: As picture shows
Gender: Unisex
Lens Strength: +1.0/+1.5/2.0/+2.5/+3.0/3.5
Nose Pitch: 15mm
Lens Length: 55mm
Lens height: 32mm
Frame total length:137mm
Temple length: 142mm

What is a Bifocal reading glasses:
When a person'eyes adjustment weakened due to age increasing, he or she will
require vision correction for hyperopia and myopia eyes respectively,
at this time you will always have two pairs of glasses for long and
close vision respectively, then it will be not very convenient. So
people need a pair of reading glasses which has two different diopter in
one len has become essentially, this type of glasses is called Bifocal
reading glasses.

The advantages of Bifocal reading glasses:
With this pair of glasses can realize both long and close distance vision
and you won't need to wear and get off frequently. The humanized design
of double diopter will make it more convenient comfortable to wear than
traditional reading glasses.
 

If the elderly people have following symptoms,then he or she will need this Bifocal reading glasses:
*See regular words clearly, but can't read the fine print or object details.
*Light sensation changes, becomes more like strong lighting.
*After reading a few minutes, their eyes shows fuzzy, serial, ghosting, and finally unable to read.
*Often hypsokinesis their heads back, will not independently place newspaper or work object further.

Package included:
1 x Bifocal Reading Glasses