
The screens of your devices (laptops, tablets and phones) and even your TV emit blue light that can cause problems sleeping and damage your eyes, especially when working in the dark. Fresh Blue Light Blocking Glass are lightweight plastic lenses that can help solve this problem. They also felt comfortable using them for several hours a day. Aside from the ability to block blue light, they look good, especially the B2203 Demi model. It's unclear (not disclosed) how much blue light they actually block, so they're a good place to start for anyone looking for blue light-blocking glasses at work. from a computer screen or spend too much time looking at a smartphone screen. I tested the Fresh Blue Light Blocking Glasses with a colorimeter and saw a slight reduction (about 22%) in blue light when these glasses were placed between the meter and the computer screen. This is by no means a professional or scientific way of evaluating the ability of glasses to block blue light. Because the blue light blocking is minimal, there is almost no color distortion and they can also be worn all day. . They can also be useful for occasionally relieving eyestrain in front of a screen or for work that requires long hours in front of a screen. All blue light during the day. Unless recommended by a professional (doctor). I had someone complaining of eye strain when using a computer and watching an LED TV and tried it for a week. These glasses appear to have helped reduce eye strain and even dry eyes. So if you've heard of blue light blocking glasses and want to try them out without spending a lot of money, Fresh Blue Light Blocking Glasses are a good place to start. even red lenses that can block 50% to 100% of blue light. Incidentally, most modern devices with a screen have some blue light settings that can even be set to turn on automatically at a certain time every day. You can choose the blue light intensity according to your preference. Look for Night Light Settings on a Windows PC or Android device, or Night Shift under Display & Brightness on an iPhone or iPad. Many TVs have a blue light filter in the settings that you can turn on or adjust to suit your needs.

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