Eye Surgery Today

Can You Mix Lens Brands Between Your Two Eyes?

Blake K. Williamson MD — Wed, 30 Sep 2026 17:24:44 +0000

Mixing IOL (intraocular lens) brands between your two eyes is a surgeon-planned strategy where each eye receives a different lens to optimize overall binocular vision. The practice is generally considered safe when lenses are selected based on complementary optical properties and individual eye anatomy. This guide covers the medical safety of mixed-brand implantation, why surgeons […]

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TECNIS Eyhance Explained: How an Enhanced Monofocal Lens Works

Blake K. Williamson MD — Wed, 30 Sep 2026 17:10:36 +0000

The TECNIS Eyhance is an enhanced monofocal intraocular lens (IOL) manufactured by Johnson & Johnson Vision that uses a continuous refractive power gradient to extend depth of focus beyond what a standard monofocal provides. This guide covers lens design and optical technology, patient candidacy, expected vision outcomes, comparisons with multifocal and EDOF alternatives, potential limitations, […]

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What Is the enVista Toric IOL and How Does It Correct Astigmatism During Cataract Surgery?

Blake K. Williamson MD — Wed, 30 Sep 2026 16:55:03 +0000

The enVista Toric IOL is an FDA-approved, one-piece hydrophobic acrylic intraocular lens that corrects regular corneal astigmatism at the time of cataract surgery, replacing the eye’s clouded natural lens with a toric implant containing built-in cylinder power. This guide covers astigmatism and its impact on cataract outcomes, the enVista Toric’s design and surgical mechanism, patient […]

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Do TECNIS and enVista Handle Color Vision and Contrast Sensitivity Differently?

Blake K. Williamson MD — Wed, 30 Sep 2026 16:40:23 +0000

TECNIS and enVista are UV-filtering monofocal intraocular lenses (IOLs) that produce clinically similar color vision and contrast sensitivity outcomes in head-to-head testing, with meaningful differences emerging primarily in aspheric design philosophy and lens material properties. This guide covers optical and material differences between the two lenses, contrast sensitivity performance across lighting conditions, color vision and […]

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enVista Aspire Explained: How This EDOF Lens Extends Depth of Focus

Blake K. Williamson MD — Wed, 30 Sep 2026 16:13:45 +0000

The enVista Aspire is a monofocal plus intraocular lens from Bausch + Lomb that uses a modified posterior aspheric surface to provide a continuous depth of focus from distance to intermediate vision during cataract surgery. It received FDA approval in August 2023 and is classified as an enhanced monofocal rather than a full EDOF lens. […]

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Dry Eye Before Cataract Surgery: Why It Affects Your Lens Measurement and Results

T3mPl@teAdm1n — Tue, 29 Sep 2026 02:45:10 +0000

A perfect cataract surgery with a perfect lens can still produce a disappointing result — if the tear film wasn’t addressed first. In this episode of Eye Surgery Today, the surgeons explain why dry eye is present in up to 70% of cataract-age patients, why many of them don’t know they have it, and why […]

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How Does the Eye Focus Light? What Every Cataract Patient Should Understand

T3mPl@teAdm1n — Tue, 29 Sep 2026 02:41:34 +0000

Before choosing a cataract lens, it helps to understand how the eye actually works — and why every layer of that system matters. In this episode of Eye Surgery Today, the surgeons use the camera analogy to walk through the full optical pathway of the eye: the tear film (the very first surface light touches), […]

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Astigmatism and Cataract Surgery: Why Surgeons Say Fix It Every Time

T3mPl@teAdm1n — Tue, 29 Sep 2026 02:39:59 +0000

Astigmatism sounds scarier than it is — and cataract surgery is the best opportunity most patients will ever have to correct it. In this episode of Eye Surgery Today, surgeons explain what astigmatism actually does to your vision (that smeared, un-crisp “big E” on the eye chart), why every patient with healthy eyes should strongly […]

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When Can You Exercise After Cataract Surgery?

T3mPl@teAdm1n — Tue, 29 Sep 2026 02:37:30 +0000

How soon can you get back to your normal routine after cataract surgery? The surgeons of Eye Surgery Today discuss what recovery can look like after modern cataract surgery and when patients may be able to return to activities like walking, weightlifting, yoga, swimming, wearing eye makeup, and playing sports. While lighter activities may be […]

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Which Cataract Lens Is Right for You?

T3mPl@teAdm1n — Tue, 29 Sep 2026 02:35:34 +0000

Choosing the most advanced cataract lens doesn’t necessarily mean you’ll get the best result. In this video, the surgeons of Eye Surgery Today explain how your overall eye health can determine which lens options may be right for you. They discuss how conditions such as dry eye, corneal disease, retinal problems, glaucoma, and macular degeneration […]

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