How to Pick Reading Sunglasses?
The harsh sunlight is annoying when you're outdoors, so sunglasses are a necessity for summer. However, ordinary sunglasses without magnification are not suited for close up. It is also inconvenient to carry two pairs of glasses with you. Glasses with prescription and UV protection will be helpful. There are mainly three types of sunglasses that have these functions on Eyekeeper.com, reading sunglasses, bifocal sunglasses, and photochromic reading glasses.
The commonality of reading sunglasses, bifocal sunglasses, and photochromic reading glasses have extra UV-blocking materials added to the lens. And the color of the lens is dark, which can block sunlight from passing through the lens. What are the differences between them? And how to pick the glasses that suit you best?
Reading sunglasses
The entire lens of the reading sunglasses is with magnification. They are more suitable for those who need to work nearly outdoors, such as gardeners.
Bifocal Sunglasses
Bifocal sunglasses have a prescription patch on the bottom, while the rest of the lens is without strength. It is the major difference between reading sunglasses and bifocal sunglasses. You can see distance by the top part of the lens without magnification and read or see close-up with the small patch with magnification. Bifocal sunglasses make your outdoor activity more convenient and eliminate the hassle of switching back and forth from readers to sunglasses. They suit people who spend a long time outdoors and need to see near and far.
Photochromic Reading Glasses
The lens of is transparent indoors and turns dark outdoors. The material added to the lens of photochromic glasses can make the lens darker under UV rays, reduce light transmittance of the lens, and block ultraviolet rays. And in the absence of ultraviolet rays indoors, the lens can change back to the original transparent color. However, photochromic substances from dark to light are a thermal reaction. The dark lens will become a little lighter in a higher-temperature environment. It cannot replace sunglasses in hot summer. The photochromic reading glasses are more suitable for those who go in and out frequently.
Reading sunglasses, bifocal sunglasses, and photochromic reading glasses have their characteristics. You can choose the glasses that best suit you according to your needs.