OZ Spectacles

Before we buy eyeglasses frames online, there need to be some assessments of a specific eye wear, including lens and frame material, style, color, and the price. Among all of these elements, frames material in my opinion should be put in the first place, as it concerns many aspects of your glasses. Today, there are various frame materials in the market for us to choose, such as metal ones, which now is a basic category on the display by the optician, and plastic, some materials are even really unusual like carbon fiber, wood, fanciful stone and so on. Plastic and metal ones are and always will be the main kinds of eyeglasses frames types. Each of them has its own advantages, the former group is more durable and lighter than metal, which probably have be known by the public. What’s more, not only the frames but also the lenses are also can be made by plastic, glass materials are hard to see in the market! However, metal eyeglasses didn’t make any huge progress until the past decades. Read the rest of this entry →

Most people have prism values on their prescription, but they always don’t understand the function of this value. Moreover, have a question, why need to add prisms to glasses lenses? In fact, prisms are small pieces of the optical material that is used in prescription eyeglasses. Normally, if your eye doctor prescribed prism eyeglasses for you in a new eyeglass prescription, it could be due to crossed eyes, lazy eye, or some diseases of the eyes. Read the rest of this entry →