Model |
N/A |
Production Country |
China |
Size (L x W x H cm) |
12 x 3 x 90 |
Weight (kg) |
0.1 |
Color |
N/A |
Main Material |
Resin |
- Presbyopia glasses, also known as old glasses, is a class of optical products, for the eyes of presbyopia people used glasses, belongs to a convex lens.Reading glasses are mainly to meet the needs of people with presbyopia.
- Reading glasses are used for the middle and old people to supplement eyesight, it has the optical index that a lot of national standard sets like myopia mirror, also have a few special use rules.It is the same as regular sunglasses, and customers can judge whether it is suitable to buy by the style and color alone.
- Presbyopia is a normal physiological phenomenon, not an eye disease, nor is it an old talent.After the age of 40 years old, as the lens of the human eye gradually fiber sclerosis, ciliary muscle gradually paralysis, so that the human eye can not effectively adjust the shape of the eyeball (axial change), only by adjusting the distance between the eye and the object of view, to see the near object must move far to see clearly, then the eye state is called presbyopia.
- Presbyopia wants to want to use eyesight on the distance that goes up in habit must wear presbyopia to undertake visual acuity is added, ability sees afresh close and clear, say without exaggeration, presbyopia is the second pair of eyes after everyone enters middle age.The use of reading glasses, to improve people's quality of life, played an indispensable role.Presbyopia is related to age.For example, at age 45, presbyopia is + 1.50d (150 degrees), and at age 50, whether you wear glasses or not, it increases to + 2.00d (200 degrees).
- Already appeared presbyopia, strong support does not wear presbyopia glasses, so ciliary muscle is exhausted also cannot adjust, certain meeting aggravates reading difficulty, produce a lot of symptom such as dizzy eye bilge, affect life and work, this is very unwise.So, presbyopia glasses when matching that match, do not delay.
- After the age grows, the presbyopia degree that matchs ly is not enough, also want to change in time.Therefore, reading glasses can not be worn in the end.Wear improper reading glasses for a long time, not only can bring a lot of inconvenience to their lives, but also can speed up the process of eye reading.
- Eyewear Type:Reading Glasses
- Item Type:Eyewear
- Lenses Optical Attribute:Anti-Reflective
- Gender:Women
- Gender:Men
- Gender:Unisex
- Lenses Color:Clear
- Lenses Material:Polycarbonate
- Frame Material:Plastic Titanium
- Coating:HMC
- Lens Height:3.0cm
- Lens Width:5.2cm
- Model Number:LHG53
- Name:TFJ
the presbyopia degree that matchs ly is not enough, also want to change in time- Eyewear Type:Reading Glasses
- Item Type:Eyewear
- Lenses Optical Attribute:Anti-Reflective
- Gender:Women
- Gender:Men
- Gender:Unisex
- Lenses Color:Clear
- Lenses Material:Polycarbonate
- Frame Material:Plastic Titanium
- Coating:HMC
- Lens Height:3.0cm
- Lens Width:5.2cm
Key Features
A good reading glasses is in line with the optical requirements
The sheet shape must be relatively broad. Due to the aggregation effect of presbyopia when it is close to the eye and the habit of reading and writing, the monocular axis should be moved down when it is farther from the eye (level view) on the lens and 2.5mm inward at the same time.
The front is wider, but the OCD is smaller.Because the user of reading glasses is in the middle age above, the face is plump, the horizontal size of reading glasses is generally larger than the optical frame 10mm
Reading glasses must be strong and durable.Presbyopia glasses are nearsighted glasses. The eye rule of presbyopia is from the age of 40 (+ 1.00d, namely 100 degrees) on the reading distance, and every 5 years should be supplemented with + 0.50d (namely 70111 degrees).
If you have a lightheaded vision, you can get a pair of glasses. Don't put it off.
What's In the Box
1 * Reading Glasses