Contact Lenses for Astigmatism: Toric Fittings, Blurry Rotation and When Sclerals Help

Astigmatism is one of the most common reasons people say, "I tried contacts and they just didn't work for me." Vision that's clear one moment and blurry the next. Lenses that seem to shift every time you blink. Glasses that give you headaches. The good news: there are more contact lens options for astigmatism than ever, and a careful fitting makes a big difference.

This week our patients asked what a contact lens fitting includes, why toric lenses blur, and whether scleral lenses can help high astigmatism. Here are plain, practical answers.

What is astigmatism?

In a perfectly round eye, the front surface (the cornea) is shaped like a basketball. With astigmatism, it's shaped more like a football, curved more in one direction than the other. Light focuses in two different places, so things look stretched, shadowed, or blurry at every distance.

Astigmatism can be mild, moderate, or high. It can be regular, which is common and easy to correct, or irregular, as with keratoconus or after eye surgery or injury.

What does a contact lens fitting include?

A contact lens fitting is separate from the glasses part of your eye exam. Glasses sit in front of your eyes. Contacts sit right on them, so we need to make sure the lens fits your eye's size and shape and stays healthy for all-day wear.

A fitting usually includes:

• Measuring the curve and size of your cornea
• Checking your tear film and eyelids
• Trying one or more lenses in the office
• Looking at how the lens sits, moves, and lines up
• Checking your vision with the lens on
• Insertion and removal training for new wearers
• Follow-up visits to fine-tune the fit

What's included can vary by office and insurance plan. It's always fair to ask what your fitting covers.

Why do some toric lenses blur and others don't?

Soft contact lenses for astigmatism are called toric lenses. Unlike a regular lens, a toric lens has different powers in different directions. That means it has to sit at exactly the right angle on your eye to work.

Each toric design uses its own way to stay in place, like a slightly heavier bottom edge or thicker zones that your eyelids "hold." If a lens rotates even a little when you blink or look around, your vision blurs. Then it settles and clears again. That's why toric blur can seem random.

Common reasons toric lenses blur

• The lens design doesn't stabilize well on your eye shape
• Your eyelids push the lens off its angle
• The axis or power is slightly off
• Dry eye makes the lens move more than it should
• Your astigmatism is higher than standard lenses are made for

The fix is often simple: a different brand or design, a small change in power or axis, or treating dry eye. That's why follow-up visits matter. Bring your notes about when the blur happens, and we'll sort it out together.

What if I have very high astigmatism?

Standard toric lenses only come in certain powers. With high astigmatism, even a few degrees of rotation causes noticeable blur. If off-the-shelf lenses aren't giving you steady vision, there are other choices:

• Custom soft toric lenses made to your exact measurements
• Rigid gas permeable (RGP) lenses, which hold their shape and mask much of the astigmatism
• Hybrid lenses, with a rigid center and a soft skirt
• Scleral lenses, larger rigid lenses that vault over the cornea

Can scleral lenses help when glasses cause headaches?

Often, yes. With a lot of astigmatism, glasses have to bend light very differently in different directions. That can make the edges of your view look warped and leave your eyes working hard all day, which can lead to eyestrain and headaches.

A scleral lens rests on the white of the eye and holds a layer of saline over the cornea. That smooth surface corrects most of the astigmatism that comes from the cornea's shape. Many people find that sclerals give sharper, steadier vision than glasses, with less strain.

Some people who felt dizzy or uncomfortable in small rigid lenses do much better in sclerals. The larger lens doesn't move with each blink, and its edge sits under the eyelids, so it's often more comfortable. Sclerals are a big part of what we do in Alpharetta, including for keratoconus and irregular corneas. Learn more on our scleral and specialty contact lenses page.

Tips for success with astigmatism lenses

• Give a new lens a fair trial, usually a week or two, unless it hurts.
• Keep track of when blur happens: reading, driving, or late in the day.
• Treat dry eye. A healthy tear film helps any lens perform better.
• Never sleep in lenses unless your eye doctor says it's okay.
• Keep a pair of up-to-date glasses as a backup.
• Remove your lenses and call us if your eye is red, painful, or light-sensitive.

Contact lens care at Reimbold Eye Group

At Reimbold Eye Group in Alpharetta, Dr. Susan Reimbold fits everything from daily toric lenses to custom scleral lenses. We take time to find a lens that's clear, steady, and comfortable for your real life. You can also read our guide to correcting astigmatism without surgery. Related reading: keratoconus after diagnosis, scleral lens comfort tips and our contact lens insertion and removal guide.

Visit us at 4180 Old Milton Pkwy 1-D, Alpharetta, GA 30005, or call 770-776-9000. We're closed Mondays.

Frequently asked questions

Can I wear contacts if I have astigmatism?

Yes. Most people with astigmatism can wear contacts. The right type depends on how much astigmatism you have and what kind it is.

Are toric lenses available as daily disposables?

Yes, many toric lenses come in daily, two-week, and monthly options.

Why does my vision clear after I blink a few times?

That's usually a toric lens rotating and then settling back into place. A different design may hold steadier.

Are scleral lenses hard to put in?

There's a short learning curve. We teach you step by step, and most people get comfortable within a few weeks.

Does insurance cover specialty lenses?

Some plans cover them when medically needed, such as for irregular astigmatism. Our team can check your plan.

Book a contact lens fitting at Reimbold Eye Group

Tired of blurry toric lenses or glasses headaches? Book a contact lens fitting with Reimbold Eye Group in Alpharetta. Book online or call 770-776-9000.

Many of our contact lens patients come from Johns Creek. See our optometrist in Johns Creek page to plan your visit. Driving down from Forsyth County? See our eye doctor for Cumming, GA page too.