Product Guide
-
The temperature has dropped, but the degree of myopia has risen?
Cold air is coming, some parents found that their children's myopia has grown again, just a few months after the prescription of glasses and said that it is difficult to see the blackboard, this myopia deepened? Several studies have shown that fall and winter are the se...Read more -
Can lenses still be used if they are yellow?
Many people test new glasses, often ignoring their lifespan. Some wear a pair of glasses for four or five years, or in extreme cases, for ten years without replacement. Do you think you can use the same glasses indefinitely? Have you ever observed the state of your lense...Read more -
What are the best lenses to choose to protect your vision?
Many consumers are confused when buying eyeglasses. They usually choose frames according to their own preferences, and generally consider whether the frames are comfortable and whether the price is reasonable. But the choice of lenses is confusing: which brand is good? W...Read more -
What is the difference between normal lenses and defocusing lenses?
Primary and secondary school students will start their summer holidays in a week. Children's vision problems will again become the focus of parents' attention. In recent years, among the many means of myopia prevention and control, defocusing lenses, which can slow down ...Read more -
Eyewear for vacation trips-photochromic lenses, tinted lenses and polarized lenses
The spring is coming with warm sunlight! UV rays are also silently damaging your eyes. Maybe tanning isn't the worst part, but chronic retinal damage is more of a concern. Before the long holiday, Green Stone Optical has prepared these "eye protecters" for you. ...Read more -
What would you do if you were blinded by high beams?
According to authoritative statistics: the rate of traffic accidents at night is 1.5 times higher than during the day, and more than 60% of major traffic accidents occur at night! And 30-40% of accidents at night are caused by misuse of high beams! Therefore, high beams ...Read more -
Are photochromic lenses worth it?
Photochromic lenses, also known as transition lenses, provide a convenient solution for individuals who need vision correction and protection from the sun’s harmful UV rays. These lenses automatically adjust their tint based on UV exposure levels, providing clear vision ...Read more -
What is the difference between polarized and photochromic lenses?
Polarized lenses and photochromic lenses are both popular eyewear options, each offering unique benefits for different purposes and situations. Understanding the differences between these two types of lenses can help individuals make an informed decision about which opti...Read more -
Which is better photochromic or transition lenses?
what is photochromic lens？ Photochromic lenses are optical lenses designed to automatically adjust their tint based on levels of ultraviolet (UV) exposure. The lenses darken when exposed to sunlight or UV rays, providing protection against brightness and UV radiation. I...Read more -
what is difference between varifocals and bifocals
Varifocals and bifocals are both types of eyeglass lenses designed to address vision issues related to presbyopia, a common age-related condition that affects near vision. While both types of lenses help individuals see at multiple distances, they differ in design and fu...Read more