Advantages of Progressive Lens
Continuous and clear vision throughout the entire process is the advantage of progressive lenses. Because the added value continuously increases gradually in the gradient zone, the wearer can obtain continuous clear vision from the far point to the near point through the gradient lens under the appropriate head position. In line with physiological optics, better adaptation. The appearance is better than that of double-lens and triple-lens. There is no dividing line of sub-sheets, and there is no ring-shaped blind zone and invisible sub-sheets.
Which is better：the silicone nose pad or the air cushion nose pad?
Although the air cushion nose pad is more flexible and has less pressure, in the process of actual use, the pressure on the bridge of the nose is not much different from that of an ordinary silicone nose pad. And because of the hollow design of the air cushion nose pad, the material on the front surface is easily damaged due to lack of thickness. If not taken care of, the metal nose brace can be directly applied to the bridge of the nose. if do not pay attention to the cause metal stents directly affect the bridge of the nose, with bad security. And the hollow design will bring dirty things, so it is easy to get dirty, affecting the image.
Flexson glasses are more durable, lighter, and wear-resistant than traditional metals, allowing wearers to confidently meet every challenge without hesitation. The Flexson frame requires minimal adjustments.
The nose pad and end piece can be fine-tuned. Advanced memory metals are used in the bridges and/or temples, allowing them to bend or twist and return to their original shape. With years of design and construction experience, Flexson Glasses has evolved into an unlimited range. Memory metal is combined with rubber, TR90, and stainless steel to create a diverse range full of color, premium durability, lightweight construction, and comfort.
Should I buy prescription glasses online?
Selecting reputable sellers for online shopping glasses is the key to ensuring quality. If you are worried about the quality of online shopping glasses, my suggestion is to choose a reputable, high-quality seller. Usually, online shopping will have an evaluation section. Therefore, you can also refer to the evaluations of other consumers. In addition, by comparing products of the same price, choose the most cost-effective one.
How do drivers wear glasses or sunglasses better?
We should pay attention to the dim light at night on the impact of vision, At night, for the people who wear glasses, it is best not to drive, but to prevent fatigued driving. If you need to drive, you must choose clear and appropriate optical glasses. When the light is strong in the field, it is advocated to wear light-colored sunglasses with appropriate degrees to ensure driving safety. When wearing glasses to drive, for the observation of road conditions, we should focus on the use of the head movement. Do not use eyes to move, to prevent the effect of the prism, especially the patient with high myopia should pay special attention. Shaded sunglasses, coated with reflective material, block out light from above and increase horizontal and lower light, which makes it easier to see the platform. Clip-on sunglasses are suitable for people who wear glasses themselves. You can go straight with a pair of myopic sunglasses for a higher price.
Who should wear blue light glasses?
Teenagers, middle-aged and old people need to wear blue light glasses. The lens of a teenager is clear, pure, and still developing. Their eyes are less resistant to blue light than adults and are more vulnerable to long-term exposure to blue light, which can promote the development of myopia. Teenagers study more nervous, are free to love to play computer games, love to watch TV programs. Blue light damage can be said to be everywhere. As a result, teenagers are among the biggest victims of blue light. Macular degeneration is a common disease in the elderly, usually occurring after the age of 45, and the incidence increases with age. Blue light can accelerate the progression of macular degeneration, especially in patients following cataract surgery. Blue-blocking glasses are still the best preventative measure.
What are night driving glasses?
Night driving glasses, also known as night vision goggles, are available in many optical shops or online shops. The color of the lenses ranges from pale yellow to amber, and some night driving glasses also have anti-reflective coatings.
Night driving glasses reduce glare by scattering and filtering blue light. Blue light is the light with the shortest wavelength in the spectrum and is more likely to cause glare when it enters the eyes. Night driving glasses are usually non-prescription glasses with yellow lenses. They usually add some kind of anti-reflective coating to eliminate reflections from street lights and oncoming headlights, which can cause glare.
These yellow night driving glasses have been manufactured and sold for decades. It was originally sold to hunters as shooting glasses. Because in cloudy or overcast conditions, they can make the contrast between the birds and the sky more vivid.