When searching for cheap contact lenses online it is very important to differentiate between various contact lens types and their purposes. Contact lenses are used for three main purposes, namely to correct vision, to cosmetically alter appearance and to protect the cornea from the worsening of existing damage. Principally, those looking for cheap contact lenses online will need the corrective or cosmetically purposed lenses.

Today both near and far sightedness as well as those suffering from astigmatism or presbyopia can be successfully addressed with these lenses. Tinted lenses are even used to partially treat some issues of colorblindness. Lenses used for cosmetic purposes are a smaller part of the market and are used for temporarily altering eye color or to create custom effects. With the wide variety of contact lenses available today, shopping online is one of the best ways to find exactly what you’re looking for and save in the process.

Lens design and usage requirements also vary. Rigid lenses are good for people needing strong correction but require more time for the eye to adapt to their use. Soft lenses are more supple and allow for quicker eye adaptation. Hybrids exist to balance the qualities of both depending on the user’s needs. Lens types also vary with regard to how long you can keep them in your eye before they need to be removed and cleaned. Some new variations, known as “extended wear” lenses, are designed for one time continual use while “daily wear” types need removal before sleeping. Can you find cheap contact lenses online that cover all these factors? Absolutely!

So how do you choose? Clearly, the right lens should address your particular vision issue, provide a comfortable and easy fit and be purchased from a quality source. Especially with disposable lens types, finding cheap contact lenses online is fundamental to minimizing long-term costs. Today online access has allowed over 125 million contact lens users to find the best quality lenses at the best price.