There are fixed childrens eyeglasses nose pads and movable nose pads. Based on the height and age of the child's nose bridge development, it can be determined that those who are older or have a higher nose bridge can choose a fixed nose bridge as a whole.
For young children and those with a low nose bridge, it is strongly recommended to use a childrens eyeglasses flexible nose pad. It is best to choose a soft silicone U-shaped nose pad, which is very comfortable and not prone to pressure marks and pain on the nose bridge. It is adjustable.
The shape of the frame. Choose smaller boxes for high degree, and do not choose circular boxes for astigmatism. beautiful. This must be something that the child likes themselves. If they like it, they are willing to wear childrens eyeglasses to school all the time, and their mood must be beautiful.
In fact, our eyes are very important to us, but nowadays we don't have much concept about protecting our eyes and getting glasses. In addition, we often use our phones and computers, which naturally leads to an increase in alcohol content. We really need to take it seriously now to protect our eyes.
There are two types of lenses: spherical and non spherical. Spherical lenses have less visual effect compared to non spherical lenses, especially when the distortion around the eye socket is more severe. Non spherical lenses will return to normal imaging without significant distortion.
Regarding refractive index, choose according to your own luminosity and frame type. The higher the refractive index, the thinner the lens. If your prescription is relatively high, it is recommended to choose a smaller frame shape because the lens is thin in the middle and thick at the edges.