Titanium Alloy Sunglasses Transition Photochromic Reading Glasses for Men Hyperopia Presbyopia with diopters Presbyopia Glasses

$33.02

Titanium Alloy Sunglasses Transition Photochromic Reading Glasses for Men Hyperopia Presbyopia with diopters Presbyopia Glasses $33.02
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  • Place Of Origin: China (mainland)
  • Model Number: 1368
  • Lens Width: 55inch
  • Lens Height: 44inch
  • Coating: HMC
  • Frame Material: ALLOY
  • Lenses Material: Polycarbonate
  • Lenses Color: Clear
  • Gender: MEN,WOMEN,Unisex
  • Lenses Optical Attribute: Photochromic
  • Brand Name: KJDCHD
  • Origin: Mainland China
  • Item Type: EYEWEAR
  • Eyewear Type: Reading Glasses

What are photochromic lenses?

Photochromic lenses are also referred to as light-sensitive lenses". Glass lenses are adding silver halide, but now is the mainstream of photochromic resin lenses, adding of spiro and other chemicals in the acrylic resin lens, so that the original 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 containing silver halide microcrystals, phototropy reversible reaction according to the principle, 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 mainly used in open-air fields, snow fields and indoor light sources, so as to prevent sunlight and ultraviolet light from damaging 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.

Additional information

Eye Prescription

+100, +150, +200, +250, +300, +350, +400, +125, +175, +225, +25, +275, +325, +375, +450, +50, +500, +550, +600, +75, 0

Place Of Origin

China (mainland)

Model Number

1368

Lens Width

55inch

Lens Height

44inch

Coating

HMC

Frame Material

ALLOY

Lenses Material

Polycarbonate

Lenses Color

Clear

Gender

MEN,WOMEN,Unisex

Lenses Optical Attribute

Photochromic

Brand Name

KJDCHD

Origin

Mainland China

Item Type

EYEWEAR

Eyewear Type

Reading Glasses

Frame Color

black, Blue, Brown, Gray

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