How to choose blue light blocking glasses?
While trying it on, look at the electronic screen from a distance to see if it stimulates your eyes. Holding the glasses in front of a display screen or under an LED light to see if they reflect blue light on the surface of the lens. It shows that blue-blocking glasses can block blue light. The special blue light flashlight shines on the white cardboard through the lens, the blue light that passes through the blue-blocking lens is noticeably dimmed, while the blue light that passes through the normal lens is not changed at all, which is what the blocking blue light does. You can go to a professional eyeglass shop to detect instruments through the spectrum of professional authority, and the best blue light blocking rate is between 60%-70%.
How Do Progressive Lenses Work?
So, how do progressive glasses work? Progressive lenses allow you to see at all distances with one pair of glasses. They start with your distance prescriptions at the top of the lens and increase as you move toward the bottom of the lens. You can move your head position to allow you to focus through different areas of the lens.
Move your head upwards to see something in the distance, and hold it straight for intermediate or arm’s length vision and down for near vision for objects that are close up. Apart from the aesthetic improvement of the lens without the line segments, progressive lenses avoid the visual discontinuity or image-jump when your eyes shift from one zone to the other in non-progressive multifocals.
What glasses are suitable for a person with a round face?
Pay attention to choosing the right shape. The too-small glasses for a round face will make it look bigger. You should choose some large-frame glasses or the irregular glasses that have become so popular in recent years. You can choose long or square frames, and angular long and square frames will increase the line of your face, making your face look more three-dimensional. You had better match the thin glasses that takes curve slightly to reconcile the whole feeling. Just make sure that the size of the glasses is proportional to the size of the face.
Benefits and disadvantages of rimless glasses
Rimless glasses are more stylish colorful, and comfortable to wear, greatly easing the pressure on the bridge of the nose and eyes, and because there is no frame limitation, the wearer's field of vision is wider. They are loved by young people. After a period of time, the screws at the hole are easy to loosen. The wearer should often tighten the screws.(https://www.koalaeye.com/collections/rimless-glasses)
The quality and reputation of the store owner are affected. And because there is no support bracket, when the glasses are placed on a hard object, they will directly contact the lens, which is easy to cause lens wear. In addition, when the rotation or torque force is encountered, the force will directly act on the lens, so when the force is too large, it is easy to cause damage to the lens.
History of browline frames
Shuron, an American eyewear brand with a history of more than 100 years, is generally considered to be the creator of browline frames. Browline glasses were very popular in the United States in the 1950s and 1960s. By the 1960s, as the shapes, sizes, and colors of plastic glasses increased, the popularity of browline frames gradually declined. In the 1970s, the hippie subculture led to a rapid decline in the popularity of eyebrows, which was considered conservative.(https://www.koalaeye.com/collections/browline-eyeglasses)
Until the 1980s, Bruce Willis wore tinted lenses in the Moonlight series, and the demand for browline sunglasses surged. In response, Ray-Ban launched Clubmaster, a traditional browline frame with sunglasses lenses. However, in the 1990s, browlines were strongly opposed by consumer culture. They are also regarded as too nerdy and conservative. Until the 2010s, the influence of the TV series Mad Men and the fashionable subculture inspired people to fall in love with the classic retro style of browline frames again.
Nowadays, with the progress of the times, there are more diversified choices in the material of the upper edge of the browline frames. On the whole, although the eyebrow frame is a bit serious, it has a calm and full nostalgic appearance, which is still the style that modern male gentlemen can't put down.
Sports goggles
With the improvement of people's sports concept and sports protection concept, sports goggles are also widely welcomed. Safety glasses are worn during sports must have four major functions, safety (PC lenses), protection (TR-90 frame, soft and flexible), comfortable (non-slip nose pads and foot covers), and beauty (match sports and leisure clothing).
Sports goggles with shatter-resistant plastic lenses and side shields can prevent balls or sand from hitting the eyes. It can be fixed on the head without worrying about falling off during intense movements. The unique design of the rim of the frame makes the glasses very close to the human face and has a proper external isolation effect so that the human eye is not easy to be attacked by bacteria. The special lens has the functions of anti-fog, anti-shock, and ultraviolet rays, which is very suitable for outdoor activities.
What does vision insurance cover?
Vision insurance and vision benefit plans usually cover the cost of annual eye exams, prescription glasses, and/or contact lenses. Vision insurance includes traditional health/medical policies and health/discount plans that provide vision benefits and cover most. Coverage will vary depending on the type of vision insurance or vision benefit plan you choose. Group vision insurance is usually provided through an employer, an organization, or a government plan like Medicare or Medicaid. If you don't qualify for any of these options, you can purchase a personal vision care plan from a vision insurance provider.
