Category: Specialty Contact Lenses

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 […]

While all optometrists and ophthalmologists are licensed to prescribe contact lenses, not all possess the specialized skills and experience needed to create optimal lenses, particularly for those with keratoconus. Optometric and ophthalmologic programs typically provide limited education on specialized medical contact lenses, focusing primarily on basic principles and disposable soft lenses. The expectation is that […]

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 […]

YES! Prism Contact Lenses DO Exist! If you have diplopia and wear glasses with prism (also known as prism glasses) to correct it, you may have wondered if contact lenses with prism exist. This is a little known option, most eye care professionals don’t even know about them, but the answer is YES! Prism contact […]

Introduction to Wavefront Guided Scleral Lenses For patients with complex corneas, such as keratoconus, pellucid marginal degeneration, ectasia, corneal transplants, after LASIK, and more, scleral lenses are lifesavers! They can provide comfort and improved vision when all other contact lens options have failed. However, for some patients, even those with 20/20 vision, the quality of […]

As we age, our eyes undergo changes that can affect our ability to see up close. Many individuals find themselves in need of reading glasses to compensate for a condition called presbyopia, which occurs when the lenses in our eyes become less flexible and lose their ability to focus on nearby objects. However, constantly reaching […]