跳至主要内容

Lens Introduction

With today’s fashionable choices and new materials, wearing eyeglasses is cool again! Sure, you put a lot of thought into picking out your frames, but what do you really know about the most important part of your glasses—the lenses?

There are several types of lenses and lens coatings to choose from. people are easily get overwhelmed by the various of lens choices in front of them. The lens guide below will make sense of the confusion and show you how much you can save in zinff!

Popular Lenses Include:

Aspheric--- Aspheric lenses, which provide a slimmer, more attractive profile and sharper peripheral vision than conventional eyeglass lenses.

Bifocal--- The most common type of multifocal. The lens is split into two sections. The upper part helps with distance vision. The lower half is for near vision. They’re usually prescribed for people over 40 who can’t focus well anymore. That’s due to presbyopia, an age-related change that affects your eye's lens.

Trifocals--- These are bifocals with a third section. It sits above the bifocal portion of the lens. You look through it to see objects within arm's reach, like a computer screen.

Hi-Index---High-index plastic lenses that are thinner and lighter than conventional lenses and provide better built-in protection against the sun's ultraviolet (UV) rays.

Photochromic---Photochromic lenses are clear lenses that provide 100 percent UV protection and automatically darken in response to sunlight to reduce the need for prescription sunglasses.

Polarized---Polarized lenses diminish glare from flat, reflective surfaces (like water) and also reduce eye fatigue.

Polycarbonate---Polycarbonate and Trivex lenses are thinner, lighter and up to 10 times more impact-resistant than regular plastic lenses, making them the perfect choice for safety glasses, sports eyewear and eyeglasses for children and active adults.

Progressive---These lenses have many advantages over bifocals and trifocals because they allow the wearer to focus at many different distances, not just two or three. Because they have no lines, progressive lenses allow a smooth, comfortable transition from one distance to another. They are a much better option for active, multitasking people.

Coatings You Can Add:

Anti-Reflective---Anti-reflective coating is a popular add-on for lenses. AR (anti-reflective) coating can dramatically improve the look and comfort of your glasses by reducing distracting lens reflections that interfere with eye contact and make your lenses look thicker. AR-coated lenses also reduce glare and allow more light into your eyes for better night vision.

Blue Light Reduction

Scratch-Resistant

UV Protection

see more in https://www.zinff.com/

评论

此博客中的热门博文

How to choose the frames? (2)

3, On the logo - look at the material. Many frames will be framed on the temples, especially the precious metal frames of gold and titanium. Let's take a brief look at their logo. (1) GF/GP: GF is a gold-clad frame, which is a frame obtained by welding thin gold sheets on other metal substrates; GP is a gold-plated frame, that is, gold is plated on other metals. (2) Ti-P/Ti-C: Ti is a mark containing a titanium material, Ti-P represents pure titanium, and Ti-C represents a titanium alloy or the like. By the way, what is the difference between titanium, titanium alloy, beta titanium, and memory alloy? A. Pure titanium. Titanium metal materials with a purity of more than 99% of titanium can be used as pure titanium glasses. The frame made of pure titanium material has excellent characteristics such as high melting point, light material, strong corrosion resistance and firm plating layer, which can ensure the two important performances of the eyeglass frame beautiful and durabl...

Different reading habits lead to different gaining

The difference between humans and animals is that people have ideas. In the human ideological system, people are not seeking to food, clothes, house, but information, knowledge, art, and spirit. The main carrier of these ideological wealth is reading, and another is practice. Today we are going to talk about reading. The main purpose of reading is to acquire knowledge while obtaining valuable information and spiritual feelings. There is a gold house in the book. Books have made human beings, and have also been beneficial for the transmission and inheritance of culture. Why do human being need to study? Some people say that reading is for the integrity of life, and I think reading is for the richness of life. The meaning is the same. If you divide your life into two parts, one part is material and another part is thought. This is also the essential difference between humans and animals. We divide our thoughts into six levels, followed by stimulation, leisure, inform...

How does a Poet Put Bread on the Table

Adrienne Rich refers in his article that how does a poet put bread on the table? Rarely, if ever, by poetry alone. Of other poet I know,most teach,often part-time, without security but year round. Inherited wealth accounts for the careers of some poets: to inherit wealth is to inherit time. That means that poetry can not provide too much wealth for poet’s living. Even these realities stand before poets, they still try their best to spare time into literary creation to gain inner satisfaction. In order to pursue the pure inspiration, many poets choose to work less. Less labour ensures there is no interruption to put out their flicker. Rich says that often such time fees like a luxury, guiltily seized when it can be had, fearfully taken because it does not seem like work, his abeyance, but like “wasting time” in a society where personal importance can hinge acting busy, where the phrase “keeping busy” is a common idiom. The creation of poetry requires for free time to swim...