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Myopia, also known as nearsightedness, is a common vision condition that affects millions of children worldwide. It causes distant objects to appear blurry while nearby objects remain clear. In recent years, the prevalence of myopia among children has been increasing at an alarming rate. It is essential for parents and caregivers to understand the causes, […]

Many people prefer contact lenses over glasses. They don’t alter your appearance and they offer a more natural field of vision. They can also be a convenient option if you lead an active lifestyle and don’t want to worry about your glasses falling off, such as during a workout.  However, some people may experience dry […]

Orthokeratology: A Non-Surgical Approach to Clear Vision What is Orthokeratology? Orthokeratology (ortho-k), also known as corneal refractive therapy, CRT, overnight vision correction, gentle vision shaping system, GVSS, or vision shaping treatment, VST, is a non-surgical vision correction option that eliminates the need for glasses or daytime contact lenses. By wearing specially designed gas-permeable contact lenses […]

Colored contact lenses are a popular fashion accessory that can instantly transform your look. They come in a variety of colors and designs, and can be tinted, printed, or even hand painted. This allows you to experiment with different eye colors and enhance your natural beauty. Whether you want to go for a subtle change […]

Prism contact lenses are specialized contact lenses prescribed to individuals experiencing double vision (diplopia). These contact lenses correct double vision and refractive error to create clear, singular vision. They are a little known alternative to prism glasses. This article explains the purpose and function of prism contact lenses, how they work, conditions that may require […]

Scleral lenses are increasingly being utilized for patients suffering from irregular corneal conditions, such as keratoconus and ocular surface disease, such as severe dry eye. Research has shown that the most common reason for scleral lens failure is voluntary discontinuation due to difficulty with lens application and removal. Proper application and removal training at the […]

Keratoconus is a progressive eye condition affecting corneal shape. Keratoconus is primarily caused by a focal weakness in the collagen that makes up the cornea. This weakness causes the cornea to thin and bulge into a cone-like shape. It’s similar to a weak spot on a soccer ball or basketball. The weak point stretches and […]

When Are Scleral Lenses The Best Option for Keratoconus? Scleral lenses have become a primary contact lens option for keratoconus. They can be used for mild to moderate cases but are especially effective when keratoconus is advanced or other contact lenses fail. Scleral lenses offer unique advantages over other keratoconus contact lens options. Because they […]

CLEI has pioneered some of the most significant advancements in vision correction technology. One such advancement is the integration of wavefront technology into scleral lenses. Wavefront technology, originally developed for astronomy, has revolutionized the way eye care professionals can assess and correct visual aberrations. By applying this technology to scleral lenses to further enhance the […]

Ocular surface disease is a term that encompasses a multitude of disease states, each with its own set of serious symptoms and potential complications. Patients with this kind of disease may experience breakdown of their corneal tissue, dry eyes, and other symptoms that put their vision at risk and degrade their quality of life.  If […]