Different Types of Progressive Lenses
The ground-view progressive lenses are designed for people who enjoy the outdoors. These lenses are supposed to provide a natural feel to your vision and reduce lens distortion. Ground-view progressive lenses allow better vision through the sides and bottom of the lens, so they give you improved vision when driving, using computers and looking downwards.
The standard progressive lenses are exactly what they sound like. They offer a wide reading area and have a longer drop between prescriptions and require a larger frame. However, they are less specialized than other lenses.
Advantages of carbon fiber glasses frames
The main reason for choosing carbon fiber to replace traditional plastic and metal materials is that carbon fiber has the characteristics of lightweight and high tensile strength. Spectacle frames made of carbon fiber materials are significantly lighter than traditional metal spectacle frames. In addition, such spectacle frames are impact resistant, has high hardness, wear resistance, are not easy to deform, and will not fade. Also, the carbon fiber material has good biocompatibility and is often used in medical equipment, so it will not cause allergic reactions, and it is not easy to corrode and rust. The lightweight carbon fiber frame is easy to carry, and it is not easy to deform the bridge of the nose when worn on the bridge of the nose, relieves the burden on the nose and ears, is not easy to slip, and is comfortable to wear.
The Benefits of Anti-Glare Glasses
Anti-glare glasses or sunglasses help to reduce the light and provide you with a clear field of vision, especially for outdoor sports.
Anti-reflective coating glasses can also reduce eye strain and eliminate the stress on your eyes.
Digital devices such as phones, laptops, tablets, and TVs all emit harmful blue light. The anti-reflective coating glasses can help to reduce your exposure to blue light, improve your sleep pattern, and reduce eye strain.
The role of the driving glasses
Good driving glasses can be very good to block high energy light, in the evening they can let more faint light enter into our eyes, really solving the problem of only blocking the light and not blocking the road. They have very good night vision function, and can better eliminate glare, better improve the vision of the driver. The driver can drive safely day and night. Strong sunlight improves visual clarity. They are special driving glasses and can brighten polarized light and improve driving safety. With unisex style, high-definition vision, comfort, and light. It can be used on rainy and foggy days and can be used by myopic people. It can effectively filter strong light and high beam lamps, and the long-term use makes you not tired. Both rainy and cloudy days can improve visual clarity. It can effectively prevent strong light, ultraviolet light, and glare is durable and can solve the problem.
What are keyhole glasses used for?
The keyhole distributes the weight of the glasses to one side of the nose rather than the top. It's a good choice for those with broad noses. Due to the lack of support at the top, the keyhole design will result in the frame being positioned lower than the saddle bridge frame. If you find that your saddle frame causes your eyes to be located just below the center of the lens area, you may try a wider frame or opt for a keyhole design.
What Are Transition Lenses?
Transition lenses, also called photochromic glasses are eyeglasses lenses that change their colors with light. The transition lenses darken in the sunlight and lighten in the softer light or the dark. These transition lenses provide the convenience of sunglasses without having to wear them over your prescription glasses and having to constantly switch between the two.
But there are some common transition lenses problems. So, we will list some of them. Are transition lenses worth it? After reading this post, you will find them.
The extraction of titanium
Nowadays, the commonly used extraction method is the reduction method of titanium tetrachloride. Compared to copper and zinc, although high in content, much more expensive. On the other hand, China is the country with the largest reserves of titanium, and a large number of steel mills with perennial overcapacity began to produce titanium, so the price of titanium fell year after year.
