Buying a spectacle could be a daunting task for many. Check out the Incredible Stylish New Frames From Zenni and you will have the idea of how difficult it could be to decide on buying one. Most people would be attracted to the branded and stylish spectacles featured on the media. You might have known that Zenni Optical was on FOX news! and many other branded spectacles which I would not go into detail.
Buying a spectacle should not be done on impulse but after weighing various factors. Briefly, these factors are cost, design of the spectacle, durability of the spectacle, purpose of wearing and last but not least the prescription of the lenses. If cost is the main issue, you can check out Zenni Optical $ 8 Rx Eyeglasses and find a good spectacle at affordable prices. The first four factors are determined mainly by your own likings and so I will concentrate on the prescription of the lenses.

1. Ultra-violet protection.
Make sure that your lenses are UV protected. If at all possible protect your eyes against excessive ultraviolet (UV) radiation. This is a must in order to help your eyes stay healthy and prevent it from being further damaged. Excessive exposure to UV radiation can accelerate the risks of conjunctivitis and cataracts. Radiation comes not only from the sunlight, reflected sands or ice, but also from the computer monitors.
2. Sports wear
If you are a sports person and do vigorous sports activities and do not wish to wear contact lens, you might want to consider getting durable or “unbreakable” lenses for your spectacle.
3. Anti-reflection coating
Spectacle lenses can be provided with anti-reflection coatings which virtually eliminate distracting reflections off the lens surfaces. Reducing reflected light is particularly helpful for computer users and for night driving. Anti-reflection coatings also improve the cosmetic appearance of your glasses and can make thick lenses look thinner.
4. Scratch-resistant / hard coating
Plastic lenses are lighter than traditional glass lenses but they scratch more easily. Scratched lenses can be irritating for the wearer and look unsightly. Scratch-resistant coatings are available to protect against damage and prolong lens life.
There are various other factors that you might want to consider but the above are the main factors that you should at least consider before buying a spectacle. Healthy eyes enlightens your world.