Many of you may have seen that we stock and sell bifocal reading glasses and reading sunglasses, however you may be wondering exactly what these type of glasses are and how they may help you. Within this blog post we will hopefully explain everything you need to know about bifocal lenses, their history and origins, the different types and their uses, as well as pros and cons of this particular lens. Bifocals are lenses with two separate distinct optical powers. Simply put they are one lens bonded to another. The main part…
Tag: Benefits
What is the difference between polarised sunglasses and UV400 sunglasses?
Why should we wear sunglasses? What are UV rays? Ultraviolet radiation is a type of light that is not visible to the human eye, and is part of the rays that reach us from the sun. Excessive exposure to UV Rays can result in the front surface of the eye becoming damaged, much like sunburn on the skin. Without proper precautions, these rays can also have harmful cumulative effects that may develop over time. Too much exposure to UV rays may result in one or more of the following eye…
The Benefits of Blocking Blue Light
Almost everyone wears glasses at some point in their lives. In developed countries the rule of thumb is that around 70% of adults need corrective lenses to see well. In Britain that translates to some 35 million people, and this is on the rise, potentially due to our early 21st Century urban living; the time we spend indoors, the screens we use, the colour spectrum in LED lighting, and the needs of an ageing population. We would like to look in a little more detail about the contribution our extended…