Selection Tips for Lenses

Today we will take an in-depth look at myopia lens materials. To figure out which myopia lens works best, you first need to learn about different lens types.

Experts classify myopia lenses by material into inorganic materials and organic materials. In terms of development history, they fall into three categories: natural crystal lenses, optical glass lenses and optical resin lenses. Ophthalmologists point out that the best myopia lenses are those that correct vision while providing optimal eye protection.

1. Lens Performance: Blue Light Blocking & Anti-Fatigue
When choosing myopia lenses, evaluate them from three aspects: imaging quality, anti-eye fatigue performance and ultraviolet (UV) protection.
Studies show crystal lenses fail to block UV rays effectively. They contain numerous natural mineral impurities and deliver poor optical imaging, so they have been largely phased out.Glass lenses only block UV light up to 350 nm, while the wavelength range of harmful UV rays is 295–380 nm.Resin lenses can block UV rays within 350–380 nm, and some premium variants offer protection beyond 380 nm.
In addition, various lens coatings are available. Coated lenses feature higher surface hardness and help relieve eye fatigue.

2. Resin Lenses vs. Glass Lenses: Different Functional Features
Glass lenses and optical resin lenses are the two most common options on the market.Glass lenses are hard and highly wear-resistant, with stable quality and parameters over long-term use.
Resin lenses are divided into spherical lenses and aspherical lenses. Compared with spherical lenses, aspherical lenses produce less peripheral aberration, present more realistic vision and look more aesthetically pleasing. Generally, a higher refractive index means thinner and harder lenses.
Resin lenses are much lighter than glass lenses, provide better UV protection and superior impact resistance. For these reasons, optical resin lenses are the better choice, ideal for teenagers, people with high refractive errors and athletes.

3. Price Is Not the Priority — Suitability Matters Most
Ophthalmologists note that the quality of a pair of glasses mainly depends on the lens. Lens prices are determined by brand, imaging performance and coating technology, while frame costs largely decide the overall price of the glasses.

Therefore, the quality of myopia glasses is not necessarily proportional to their price. People with myopia should neither buy cheap glasses at random nor blindly pursue expensive products that do not fit their eyes. It is recommended to get an eye examination at a professional ophthalmic hospital, and pick suitable, cost-effective glasses based on individual eye conditions.

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High Childhood Myopia Drives Booming Vision Rehabilitation Market

The trend of myopia affecting younger children and developing into severe cases is worsening, and the growing number of children wearing glasses has drawn widespread public attention.
Can these vision rehabilitation centers really help kids ditch their glasses? Reporters recently conducted an on-the-spot investigation into the issue.

Using keywords such as “myopia treatment” and “vision rehabilitation” on Baidu and Dianping, reporters found that there are more than 300 such stores in Beijing alone, including numerous franchise chains. Some youth vision rehabilitation centers have over a dozen branch locations.
The boom in the vision rehabilitation industry is closely linked to China’s persistently high and continuously rising youth myopia rate, as well as widespread anxiety among parents.

According to the latest report from the World Health Organization, China has a total of 600 million people with myopia. The myopia rate among high school and university students exceeds 70%, while nearly 40% of primary school students are nearsighted. China ranks first worldwide in youth myopia prevalence, and the figure keeps climbing year after year. A recent survey of 1,950 parents of primary and secondary school students shows that 73% have children with myopia, and 92% are deeply worried about their kids’ eyesight.

“Half of the students in my class wear glasses, and several suffer from high myopia,” a teacher at a middle school in Beijing told reporters. Today’s children are surrounded by electronic devices, yet they fail to realize how much harm prolonged screen time does to their eyes.

Mr. Xu, a Beijing resident, has a fifth-grade son with nearly 200 degrees of myopia, who now struggles to see the blackboard clearly. Hoping to stop his child from wearing glasses permanently, he took the boy to a nearby vision rehabilitation center. “The staff said they could restore eyesight gradually through device-based and manual massage. Five treatment courses cost 7,000 yuan,” Mr. Xu said. He insisted that his child must not wear glasses at such a young age. “I’m willing to spend any amount on treatment, otherwise he’ll never be able to take glasses off later.”

The person in charge of the center stated that over 100 children have regained their eyesight since its opening. Business peaks during winter and summer vacations, and the center earned hundreds of thousands of yuan in profit last year.

Eager to free their children from glasses, many parents spare no expense on so-called myopia rehabilitation treatments once their kids are diagnosed with nearsightedness. Strong market demand has consequently given rise to a large number of myopia rehabilitation institutions of all kinds.

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The Advantages and Disadvantages of Progressive Lenses

Which brand of progressive lenses is the best?

This is a subjective question. Optometrists and opticians have their own preferences based on professional experience and patients’ feedback. Below is an objective evaluation of progressive lenses.
Advantages
One prominent benefit of progressive lenses is their integrated prescription design. There are no visible dividing lines on the lenses, nor will you experience image jump. This greatly boosts wearing comfort and enhances safety during activities such as driving. Conventional multiple pairs of glasses and frames mean extra maintenance work and higher costs, which is rather inconvenient. With progressive lenses, you do not need to switch glasses frequently when alternating between computer use, driving and other daily activities.
Even if you rarely use a computer, prolonged exposure to LCD or LED screens can strain your eyes, which makes intermediate vision correction essential. A single progressive lens can correct distance vision, intermediate vision and near vision (for reading) simultaneously — it serves three purposes at once.
Progressive lenses combine multiple visual fields into one lens, with diopter power changing gradually to accommodate far, intermediate and close-range viewing needs.
Disadvantages
Many new wearers encounter minor issues when walking up and down stairs. Since the near-vision correction zone sits at the lower part of the lens, stairs may appear distorted or “bouncing”. This is a normal adaptation issue, and the discomfort usually fades within about two weeks as you get used to the lenses.
Other potential problems often stem from lens materials, surface coatings, improper fitting or incorrect wearing posture, rather than flaws inherent to progressive lenses themselves. Some people simply struggle to adapt to progressive lenses. These lenses are not suitable for everyone, and a small number of wearers can never get accustomed to them. For such cases, bifocal lenses are a better alternative.
Limitations
The visual experience of wearing progressive lenses is often compared to watching movies on a modern high-definition flat-screen TV, instead of an old cathode-ray tube television.
Which brand of progressive lenses is the best?
This remains a subjective choice. Optometrists and opticians select different brands according to their professional experience and patients’ individual conditions.

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Functions and Selection Guide for Lens Coatings

In daily work, many patients and parents often ask: “Which lens is better? Will certain lens coatings harm the eyes? Do you have blue light blocking lenses?” Today, let’s take a brief look at common coatings for resin lenses.

Early lenses had no coatings. After long-term use, people found that uncoated lenses were prone to scratches and produced glare, which blurred vision. As a result, hard coatings and anti-reflective coatings were developed.

Main Functions of Different Coatings
Hard CoatingResin lenses are lightweight, safe and comfortable, yet they scratch easily with regular use. A wear-resistant hard coating is applied to the surface to enhance the lens hardness.

Anti-Reflective CoatingThis coating leverages the wave properties and interference of light. It effectively cuts down glare, delivering clearer vision.

Top Coating (Anti-Fouling Coating)Lenses with anti-reflective coatings tend to get dirty easily, which lowers light transmittance. An additional top coating is added to repel oil and dirt.

Blue Light Blocking LensThere are two main types of blue light blocking lenses on the market: coating reflection type and substrate absorption type.

Reflection type: The lens is coated with a film that reflects short-wave blue light, giving the lens surface a blue-violet tint.
Absorption type: Special color infiltration technology tints the lens yellow to absorb blue light. Such lenses appear yellowish-brown with a dark coating.
How to Choose the Right Lens Coating
Lens coatings are manufactured through sophisticated processes to provide multi-layer protection. They affect the lens service life, appearance and visual clarity. Generally speaking, coated lenses outperform uncoated ones, and functional coatings work better than regular ones.
Choose coatings according to your personal needs, as the most suitable option is always the best:
People who frequently use electronic devices are recommended to choose blue light blocking coatings.

Primary and secondary school students may opt for peripheral defocus lenses.
Adults should prioritize protection against ultraviolet rays and blue light; photochromic and blue light blocking lenses are great choices.

Hard coatings are ideal for those who value durability and scratch resistance.

Anti-fouling coatings suit people who require lenses to stay clean easily.
Green coating is the most common and standard anti-reflective coating. It offers UV protection and excellent light transmittance, presenting clear, natural and true colors. It is comfortable to wear and perfect for people with high color perception requirements and students.

Do not select lenses merely based on their appearance. Always pick what works best for you.

As a professional eyewear supplier, we specialize in acetate eyewear, metal eyewear, and buffalo horn eyewear—offering style, function, and premium craftsmanship.