What Is Plastic Lens?
In the above part, we have introduced what polycarbonate lenses are. In this section, we will show you what the plastic lens is.
The plastic lens was first introduced in 1947. Since then, plastic has become a popular and widely used material for making eyeglasses lenses. Since the introduction and use of plastic lenses, it has sealed its mark as the most preferred choice in the optical industry.
Plastic lenses are light. With this feature, plastic lenses are popular because they will not be heavy inside the glasses frame and permit for an easy fit in any type of glasses frame. In addition, plastic glasses are cheap and easy to obtain in desired amounts. So, they are affordable for most people. Plastic lenses are very durable. So, they do not shatter easily on impact which makes it a great choice for individuals who are active or tend to drop their glasses often.
However, compared with other lens materials, plastic lenses are usually thick due to their low index of refraction. The soft feature of plastic glasses makes them susceptible to scratching from a sharp object and why scratch-resistant coating is applied to form an additional protective layer. Plastic lenses do not provide ultraviolet protection.
American Eyewear Brand - Levi's
As an American eyewear brand, Levi's eyewear integrates the denim style into the product design, especially in the perfect treatment of details, making the overall glasses present a normal and wild feeling, very stylish and attractive. Levi's glasses inherited Levi's brand characteristics. Levi's glasses brand elements always show the characteristics of fashion and elegance. The material of Levi's glasses has a fashion plate, and a good metal, integrated into the current fashion element. Levi's glasses not only have the function of common glasses myopia but have a stylish element. With their unique design and wonderful technology, they have a unique style in all kinds of glasses brands. The design is simple and generous, in line with the trend of contemporary feeling, very suitable for the youngest to wear. At the same time, there are many kinds of styles, more suitable for middle-aged people, and they have glasses for children.
What is a progressive lens?
Progressive multifocal lenses are lenses with different upper and lower powers for seeing far above and below for seeing near. The distance from the fixed far power above the lens to the near power fixed below the lens does not change suddenly, but a gradual transition between the two through the gradual change in refractive power. Compared with ordinary lenses, there are many advantages. The appearance of the lens is like a single vision lens, and the dividing line of the power change is not visible. Not only is the appearance beautiful, but more importantly, it protects the age privacy of the wearer, and there is no need to worry about revealing the age secret due to wearing glasses.
Since the change of the lens power is gradual, there will be no image jump. It is comfortable to wear and easy to adapt. So it is easy to be accepted. Because the degree is gradual, the replacement of the adjustment effect is gradually increased according to the shortening of the short distance. There is no adjustment fluctuation, and it is not easy to cause visual fatigue. Clear vision can be obtained at all distances in the visual range.
Such a pair of glasses meets the use of long-distance, near-use and various distances in the middle at the same time. It is especially good news for teachers, doctors, music workers, and computer operators, because these people not only need to see far and near objects clearly, but most of the time they also need to be able to see middle distance objects such as blackboards, piano scores, and computer screens. . This is not possible with any lens other than progressive lenses.
It is more reasonable to use a visor
According to experts, if using the sun visor above the seat can solve the problem of dazzling sunlight, it is generally not recommended to use sunglasses. Although high-quality sunglasses can effectively reduce the impact of light on human eyes, they will more or less affect vision. Driving as a high-risk behavior, misjudgment of the environment can easily lead to accidents. If you really want to use sunglasses while driving, it is recommended that you develop a habit of wearing sunglasses to walk or work during your daily. Also, you can choose dedicated driving sunglasses. What needs to be reminded is that if your sunglasses are not usually worn, don't use them alone in the car.
Should face shape be considered when wearing rimless glasses?
In our life, we will see a lot of people who wear rimless glasses. Compared with full-frame glasses, there is no restriction on face shape and it suits most face shapes. Whether you have a square face, a long face, or a round face, wearing rimless glasses is trendy and beautiful, very popular among contemporary young businessmen and women. Rimless glasses are very easy to wear. No matter what shape your face is, it will feel stylish and beautiful. Rimless glasses are very simple on collocation dresses. And rimless glasses suit most face shapes, so they are suitable for many people.
Driving Glasses - ROCKYOU
Rockyou brand was founded in 2014, with the company adhering to the quality is life concept. With advanced equipment, professional team, and perfect management system, in line with the reputation, quality, service, efficient purpose, the company has gradually grown into a brand of excellence in this rapid economic tide.
Armani glasses
As a sub-brand of luxury Armani, it is a high-end eyewear brand. It is representative of exquisite quality and noble luxury, and it pays attention to details and displays noble temperament. The handmade frame, superb craft, and workmanship make the charm of the Armani spectacle frame show in front of everyone. The medical environment-friendly silicone nose pad is designed according to the structure of the human nose bridge, which not only fits the nose more but is very comfortable. The prices of the Armani frame are basically around 1500 yuan.