Are those anti-blue light multi-focus lenses recommended by optical stores charged an IQ tax? Is it really effective? Is it worth it if you have high myopia in adulthood?

Generally speaking, it is more scientific for anti-blue light lenses to block more than 30% of blue light and retain beneficial blue light. However, there are some anti-blue light glasses on the market that block more than 80% of blue light, which may be overcorrecting. Be sure to find a regular optical store. Now that we know the dangers of blue light, let’s talk about how to wear anti-blue light glasses. There are two main types of anti-blue light glasses on the market: one is a film-based anti-blue light, which is a reflective anti-blue light. The blue light is reflected on the lens; the other is a film-based anti-blue light, which is a material absorption type. It uses Special materials absorb harmful blue light. Generally the former is better.

Compared with ordinary glasses, the lenses of anti-blue light glasses are slightly more yellowish, but high-blocking lenses that are too yellowish will not only not protect your eyes, but will also cause color casts and aggravate visual fatigue. It may even increase the risk of myopia. Therefore, the yellower the anti-blue light lenses are, the better. Lenses that are too yellow are likely to block beneficial blue light.

So if you want to wear anti-blue light glasses, you must buy regular and big brands.

I bring my own anti-blue light glasses, which have a certain effect. It makes me less tired when looking at the computer. When I wear glasses, things look a little yellowish, but when I take them off, they don’t look yellowish. This is true. Feel.