Element type : Basic Classic
Applicable Scenarios : Outdoor
Product Type : Regular read ing glasses
Style type : CAT EYE
Place Of Orig in : Ch ina (ma inland)
Model Number : VA209
Lens Width : 5. 9 cm
Lens Height : 4. 9 cm
Coat ing : HMC
Frame Material : Alloy
Lenses Material : Polycarbonate
Lenses Color : WHITE
Gender : Women,Men
Lenses Optical Attribute : Photochromic
Orig in : Ch ina
Item Type : EYEWEAR
Eyewear Type : Read ing glasses
PD : 62-64MM
Astigmatism : 0 -0.5 -0.75 To -2. 0
What are photochromic lenses
Photochromic lenses are also referred to as light-sensitive lenses". Glass lenses are add ing silver halide, but now is the ma instream of photochromic res in lenses, add ing of spiro and other chemicals in the acrylic res in lens, so that the orig inal colorless and transparent lenses, in bright light, will become colored lenses, to do the protection, so is suitable for indoor and outdoor use.
Photochromic lens optical glass conta in ing silver halide microcrystals, phototropy reversible reaction accord ing to the pr inciple, in the sunlight and UV irradiation variable dark, completely absorb ultraviolet and visible light absorption of neutral; back to the dark, can restore the colorless transparent.
Photochromic lenses are ma inly used in open-air fields, snow fields and indoor light sources, so as to prevent sunlight and ultraviolet light from damag ing the eyes.
Warm tips
1. Please correctly understand photochromic glasses, he color depth does not equal sunglasses
2. Test discoloration, it is recommended to test at noon, noon sun UV strong, discoloration can achieve the best results, more test several times, the effect is better.
3. If you want to change the pupil distanceor your prescription,you can choose custom prescription,then note your prescription by order message
4. This glassesisMyo*
piaNearsightedShort-sightMyopiaM inus(-0.5 To -6.0). But not have Read ingFarsightedHyperopiaM*
agnifierPresbyopic(0. 5 To 6.0). so not buy mistake ,if you needHyperopiaGlasses,you can contact us . thanks .
Please confirm before buy ing:
"Mean:Read ing Glasses,Suitable for 40-80 Years Old People
Mean: Short-sightMyopia,Suitable for 18-40 Years Old People
Don't buy ing Wrong. it is very important
For Example :
If you need Hyperopia 1. 5 , Please order 150 or Read ing Plus150
If you need Short-sight -1. 5, , Please Order Myopia -1. 5
Function : Nearsighted Glasses
Standard Order:-1.0 to -6.0 , PD 62-64mm
Custom Prescription Information
Right sph:(-0.5~-6.0) astigmatism:(-0.5~-2. 0) axis:(0~180)
Left sph:(-0.5~-6.0) astigmatism:(-0.5~-2. 0) axis:(0~180)
Pupil Distance(40~80)
Example :
Right (OD): Sphere______ Cyl______ Axis______
Left (OS): Sphere______ Cyl______ Axis______
PD: ______mm
Custom Prescription Leave message for two eyes degree Left and right 0-0.50-0.75-1.0-1. 25-1. 5-1. 75-2. 0-2. 25-2. 5-2. 75-3. 0-3. 25-3. 5-3. 75-4. 0-6.0
Function : Read ing Glasses
Read ing Glasses : 100 150 to 400 Hyperopia Eyeglasses
40-45 years old: plus 100100 1. 0
45-50 years old: plus 150150 1. 5
50-55 years old: plus 200200 2. 0
55-60 years old: plus 250250 2. 5
60-65 years old: plus 300300 3. 0
65-70 years old: plus 350350 3. 5
more than 75 years old: plus 400400 4. 0
Leavemessagefor two eyes degree Left and right00. 500. 751. 01. 251. 51. 752. 02. 252. 52. 753. 03. 253. 53. 754. 0
Custom Prescription Information
Right sph:(-6.0~6.0) astigmatism:(-0.5~-2. 0) axis:(0~180)
Left sph:(-6.0~6.0) astigmatism:(-0.5~-2. 0) axis:(0~180)
Pupil Distance(40~80)
Example :
Right (OD): Sphere______ Cyl______ Axis______
Left (OS): Sphere______ Cyl______ Axis______
PD: ______mm
Leavemessagefor two eyes degree Left and right00. 500. 751. 01. 251. 51. 752. 02. 252. 52. 753. 03. 253. 53. 754. 0