What is the difference between plastic and polycarbonate lenses?

What is the difference between plastic and polycarbonate lenses?

However, there is a major disadvantage of using plastic lenses as well. Plastic lenses might resist scratches but they are susceptible to getting cracked. They could shatter if struck properly,especially during sports or buttoning a shirt. Polycarbonate lenses are always recommended for children due to their impact-resistant properties. This lens type can be suggested if…

What is the difference between high index and polycarbonate lenses?

What is the difference between high index and polycarbonate lenses?

Our glasses include prescription lenses with scratch-resistance, anti-reflective lenses that block 100% UV rays. High index lenses with 1.74 high index are the thinnest lenses available, and are made only for people with the highest prescriptions. If your prescription is leaner than +/-6.00 sphere, there is no need so that you can spend the excess…

What is the difference between progressive and premium progressive lenses?

What is the difference between progressive and premium progressive lenses?

Progressive lenses can be used for children too, to prevent increasing myopia . An eyeglass lens having a smooth transition between areas with different focal lengths, correcting for vision at all distances. Progressive lenses can also cause peripheral distortion when moving your eyes from side to side. These visual effects become less noticeable as your…

What is the difference between progressive lenses and digital progressive lenses?

What is the difference between progressive lenses and digital progressive lenses?

It really is overwhelming when one starts to list out every single lens from every single lens manufacture. If the price is a factor, opt for standard progressive lenses. However, should you have an elaborate prescription or need customized lenses, premium progressive lenses will be the better option. Either way, the brand new glasses can…