Children rely on their eyesight to learn, explore, develop, and grow. A child’s eyes change rapidly as they age, which is why experts recommend regular eye exams for growing kids.  But what happens during a kid’s eye exam? Simply put, an eye professional will go through a series of tests to ensure your child’s eyes […]

Mar 20, 2019 — Described as small optical irregularities, aberrations are imperfections of the eye that result in light being unable to focus onto the retina ...

Glaucoma is one of the leading causes of blindness; in Canada alone, there are over 400,000 people who suffer from glaucoma. It’s called the “silent thief of sight” because it usually occurs with no symptoms. What is glaucoma? Glaucoma is a group of eye diseases that affect the optic nerve. Glaucoma occurs when there is […]

Approximately 30% of Canadians are myopic, and that number continues to rise. While myopia affects people of all ages, there has been a recent rise in the number of children who are myopic. Currently, about 6% of children between the ages of 6 and 8 are myopic; by the time kids reach the ages of […]

Optical coherence tomography machine

Many people choose contact lenses over glasses when they need vision correction. These lenses can help you see clearly without needing frames, but they require more maintenance. Because contact lenses rest on your eyes, do they have an expiration date?  Continue reading to learn more about contact lenses, including if they can expire and how […]

Diagnosing vision problems in the early stages can allow your optometrist to provide preventative treatment for conditions including glaucoma, and retinal diseases like age-related macular degeneration (AMD).

October is children’s vision month, so throughout the month, we will be working to bring awareness to children’s eye health. This month, we wanted to talk about the importance of children’s eye exams, and why focusing on their eye health is just as important as focusing on our own. […]

An Optical Coherence Tomography (OCT) test may sound like a mouthful, but the process itself is more straightforward. An OCT is a non-invasive test that allows your optometrist to take detailed cross-section pictures of the back of your eye. Including an OCT test during your eye exam allows for early detection and monitoring of various […]

A note: if this post looks familiar to you and you’re a newsletter subscriber, that’s because this post was initially released as a newsletter to our patients. If you’d like to sign up for our newsletter, please sign up here. Do you suffer from dry eyes? Have you tried multiple drops and found only temporary […]

Carrots are packed with beta-carotene, which is very good for your eyes! But they’re just one piece of the puzzle. A healthy diet and proper eye care are essential for maintaining good eyesight. So, when your world is blurry, it’s generally better to reach for your glasses than a carrot. […]

An optometrist can conduct OCT scans in darkened rooms, which allows for quick and accurate results. The position of the eye’s anterior angle in a dark room is a vital step in diagnosing acute closed-angle glaucoma.

Various lens options exist that cater to different requirements. These include: – Single-vision lenses – Bifocal and Trifocal lenses – Progressive lenses – Photochromic lenses – Polarized lenses – Hi-Index lenses […]

Optical coherence tomography

Typically, dry eyes in the morning are caused by an imbalance in your tear film. This can develop due to environmental factors, poor sleep quality, allergies, and even underlying medical conditions. […]

What can anOCTscan detect

Expired eye drops may not work as efficiently as they would when they’re fresh. Because they’re no longer effective, they might also lead to an infection. […]

Mixed helium–neon lasers will give lines at 534, 594, 612 and 632 nm. Finally in the gas laser class are the helium–cadmium lasers which give lines in the ...

OCTeye test side effects

If you have questions about OCT tests or would like to book an appointment, do not hesitate to reach out to our experienced team at Calgary Family Eye Doctors.

When it comes to eyewear, it’s crucial that your glasses have a perfect fit. If your eyeglasses don’t fit well, then they might not correct your vision effectively. Whether you’re at your computer, enjoying the outdoors, or reading a book, a correctly fitted pair of glasses can be the difference between comfort and frustration. So […]

Because OCT relies on waves of light, it is not effective for any condition that affects how light passes through the eye, including cataracts.

An OCT employs a laser (with no radiation) to obtain high-resolution images of the layers of the eye’s retina and the optic nerve. Your eye doctor can use these colour-coded images to scan for irregularities in the optic nerve, and accurately measure the thickness of the retina.

Rubbing your eyes can be bad for you because it can increase your risk of infection, damage delicate tissue, and worsen dry eyes and allergies. […]

Vision Forward stand magnifiers are placed directly on the reading surface, a good option for people with limited hand strength. 3X-14X available.

Contact lenses can be a great alternative to glasses. They can be more convenient when playing sports, help you look polished, and don’t fog up like glasses in cold weather. Switching between glasses and contact lenses helps keep your vision crisp and clear in any environment. But contact lens care can be high maintenance compared […]

Fluid buildup, eye trauma, medications, and other eye conditions are all potential causes of an increase in eye pressure. Typically, one of the keys to reducing it is treating the root cause. […]

As our lives become increasingly dominated by screens, more and more people are seeking ways to mitigate the negative effects of extended screen time. One popular solution is blue light glasses, which are designed to filter out the blue light emitted by digital devices and may help reduce eye strain, headaches, and other symptoms commonly […]

At Calgary Family Eye Doctors we are hoping you and your family are staying safe during these unprecedented times.  If you are on our email list you will already know that we are seeing eye emergencies only, at the moment.  We are currently not providing routine eye exams.  We are dispensing glasses and contact lenses […]

The early warning signs for glaucoma include increased pressure in the eye, gradual loss of peripheral vision, and, on occasion, blurry vision. […]

Severe myopia can increase a child’s risk of sight-threatening conditions developing later in life. For this reason, myopic control methods, such as specialized lenses and contacts, aim to slow myopia progression. […]

An OCT scan provides a clear map to help your eye doctor find areas of the eye with abnormalities or early damage. It’s vital to catch eye conditions in the early stages to prevent damage to a patient’s vision.

Blurry vision is a common issue that can be caused by all sorts of factors. It might be a temporary issue caused by fatigue, dryness, or focusing on a nearby object, such as a computer or phone screen, for too long. Chronic conditions like nearsightedness, farsightedness, astigmatism, or age-related changes in the eyes can also […]

We’ve all experienced that uncomfortable sensation of feeling as though something is in our eye. You’re blinking like crazy, sure that there’s a speck stuck in your eye, yet no matter how much you look there’s nothing to be found.

Our promise to you. Wow! What a whirlwind these last few months have been; we’ve all seen some challenges during these unprecedented times. On April 30th our government made the announcement that allied health services can return to offering non-urgent routine care. We are beyond happy to announce that we are open once again, doing […]

Your optometrist may use eye drops to dilate your pupils, allowing for a more accessible retinal examination. Once your pupils are dilated, you will be asked to sit in front of the OCT machine with your head resting on the support to encourage stillness.

May is Vision Health Month! Throughout the month, eye care professionals in Canada and around the world will work to raise awareness about eye health. Good eye health is important for everyone, regardless of age. In fact, we recommend that children go for their first comprehensive eye health exam at six months of age, and […]

Our eyes, and therefore our vision, can change over time. But if you notice your vision becoming rapidly blurrier, it’s time to visit your eye doctor for an eye exam and up-to-date prescription. There are a number of reasons you prescription might change rapidly, including: Diabetes This is probably the most common cause of temporary […]

Have you ever thought about getting elective eye surgery to correct your vision? Many people decide to have corrective surgery to eliminate the need for glasses or contacts. The most well-known type of surgery is laser eye surgery. There are also non-laser surgery options, such as implantable lenses (or ICLs). Types of corrective laser surgery: […]

Here is a brief overview of Alberta Health’s vision coverage. Children Alberta Health covers one complete eye exam for children and teens under the age of 19 every benefit year (a benefit year is July 1 – June 30). They will also cover one partial exam and one diagnostic procedure. Please note that Alberta Health […]

There are many factors can cause pain when you blink, including conjunctivitis (pink eye), blepharitis, cluster headaches, dry eye disease, debris in the eye, optic neuritis, eye injuries, and styes. […]

This feeling is often called foreign body sensation and can occur for all sorts of reasons, including dry eyes, corneal scratches, conjunctivitis—or maybe something is actually in your eye. It’s a common irritation that can disrupt your daily activities and cause significant discomfort. Whatever the cause, your optometrist can help you figure it out and get you feeling comfortable again. […]

While children may have symptoms that can indicate a vision or eye health problem, it’s also possible for vision issues to be asymptomatic. In these cases, the only way to detect them would be through a comprehensive eye health exam. […]

Are you worried about how screen time is affecting your child’s eye health? The truth is, most children are getting too much screen time, and it can lead to poor eye development and puts your child at risk for developing certain eye conditions, such as digital eye strain.   If you’re concerned about the effects of […]

Pink eye and styes are 2 common eye conditions that can cause redness and irritation. A couple of differentiating characteristics are the presence of a bump that could indicate a stye and more localized redness or swelling. […]

If you start to notice blurry vision, swelling, and pressure around your eyes, this could be due to a sinus infection. But remember: sinus infections aren’t the only condition that can affect your eyes, so if you’re dealing with vision changes, make sure to talk to your optometrist. […]

An Optical Coherence Tomography (OCT) test may sound like a mouthful, but the process itself is more straightforward. An OCT is a non-invasive test that allows your optometrist to take detailed cross-section pictures of the back of your eye.

Getting reading glasses sometimes feels like a rite of passage – or, at least, a rite of aging. It’s common to hear of people with perfect vision having to need glasses when they’re in their 50s or 60s. Why does this happen? Do our eyes suddenly worsen after a certain age? Well…sort of. The culprit […]

The clear, 3D images provided by an OCT test can help patients visualize any problems they may be experiencing with their eyesight.

Constant use of our phone screens can lead to digital eye strain, but there are ways to help reduce your risk of the uncomfortable symptoms and further eye damage. Here are 6 tips to prevent eye damage from your phone:

Once in the proper position, your eye doctor will advise you to look into the device’s lens, which contains a blinking target. At this point, the machine scans your eye with no physical contact. The OCT test is completed in approximately 5 to 10 seconds.

OCTeye test price

So…what exactly is blue light? Essentially, it is a high energy light that is visible to the human eye. All light that we see falls along the visible light spectrum (remember the acronym ROYGBV?). […]

If your optometrist used dilating eye drops before the exam, your eyes might be sensitive to light for a few hours afterward.

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Many Canadians wear contacts as an alternative to eyeglasses or laser eye surgery. Contacts can offer comfort and convenience while you’re moving through your daily tasks. You could even forget you’re wearing them—until suddenly something changes. Maybe they fell out, or worse, maybe they got stuck. You may panic, rub your eye, try to blink […]

On the flip side, a small f-stop number will result in a photo with a large area in focus and a small area out of focus. Most DSLR cameras from companies like ...

Jan 6, 2022 — Anti-reflective lens coatings are coatings that are applied during the manufacturing of ophthalmic lenses to improve lens clarity.

OCTeye test results

When it comes to maintaining clear vision, there’s a certain term often thrown around during eye exams that may not be well understood—20/20 vision. It’s used by optometrists to describe optimal vision or visual acuity, but what does this term actually mean?  20/20 vision is the term used to describe normal visual acuity (the clarity […]

Myopia, or nearsightedness, is a progressive condition that affects your child’s vision, often impacting their ability to learn, socialize, and play.  With the help of an experienced optometrist, myopia control can manage this refractive error and help preserve your child’s vision. What Is Myopia? Myopia—commonly referred to as nearsightedness—is caused by a change in the […]

Eye floaters are a normal part of ageing, but can they be dangerous? Understanding why eye floaters occur can help you know whether or not you should visit your optometrist for an emergency.  Continue reading to learn more about eye floaters, including what they are, how they develop, and if they’re dangerous.  What Are Eye […]

Including an OCT test during your eye exam allows for early detection and monitoring of various eye conditions like macular degeneration, glaucoma, and diabetic retinopathy—often before symptoms present themselves.

Whether you’re looking for eyeglasses for everyday wear or prescription sunglasses to keep your eyes safe in the sun, quality matters. ZEISS has been making quality prescription lenses for over 160 years. They have lens options for many lifestyles, regardless of your vision needs. We all have different vision needs. For example, some people may […]

Aug 28, 2022 — 1 , is the principle behind absorbance spectroscopy. For a single wavelength, A is absorbance (unitless, usually seen as arb. units or arbitrary ...

Volunteering with international eye care missions has changed my life. My inaugural trip was serving as a translator for an eye care team in Guatemala.  […]

A few years ago, I was lucky enough to volunteer with VOSH International to perform ocular examinations for the underprivileged in Belize. It was one of the most incredible and memorable trips I have ever taken. Belize is a beyond-beautiful country with such friendly and kind people. The first few days were spent on the […]

Basic eye exams for children under the age of 19 and seniors 65 and older are covered by Alberta Health Care. Retinal imaging, however, which is a very important part of assessing ocular health, is not covered by AHC and is recommended at every full exam. Most ocular health exams done for medical reasons like eye infections, removing foreign bodies, diagnosing and managing eye diseases, etc., are covered by AHC for all ages. […]

An OCT provides your optometrist with detailed, multi-level images of the anterior angle. These images can help determine severity, and distinguish between types of glaucoma, such as:

When the drainage channel is not working correctly, it can lead to an increase in eye pressure. This pressure causes damage to the optic nerve and can result in vision loss.

New year, new glasses! (Right?) But before you head out to buy your new glasses this year (hopefully at our clinic, of course!), let’s take a look at some of the trends for prescription eyewear for 2019. Shapes A lot of people have glasses that are more neutral in shape (that is, shapes that are […]

When it comes to vision correction, there are several options available, including contact lenses. These small and versatile lenses offer an alternative to traditional eyeglasses, allowing you to have clear vision without compromising your comfort or style. But how exactly do contact lenses work? Contact lenses work by correcting your natural refractive error. They bend […]

The world is full of colour. Life is permeated by vivid and brilliant colours, and colour can have an impact on what we see and how we perceive the world. But what if you see colours in a different way than most people? What is colour blindness? Colour blindness is the inability to distinguish between […]

Contact lenses are a popular option for vision correction; many people prefer them to glasses. Contact lenses do have several benefits, such as being able to wear non-prescription sunglasses and having better peripheral vision. However, contact lenses are a medical device that sit on your eye (they sit on a layer of tear fluid on […]

OCTppt

Dealing with diabetes can be difficult and might leave you feeling overwhelmed. Early diagnosis and proper treatment can give you the power to manage your diabetes with confidence. There are many ways to diagnose diabetes early, including through regular eye exams.  Diabetes is the leading cause of blindness in Canada, so regular eye exams and […]

Blue eyes have less melanin, a pigment that provides some protection against the UV rays from the sun. Melanin helps to absorb light, and with less of it, blue eyes are more susceptible to damage from bright sunlight. […]

Think back, and you may recall when children and adults spent more time outdoors. But with the increase in digital device usage, more people are spending their time in front of a screen, resulting in digital eye strain. In 2020, 61% of Canadians played video games, with the average age being 34. And with the […]

Everyone deserves quality eye care, and regular eye exams play a critical role in preserving eye health and vision. For those people with vision correction needs, glasses and contact lenses provide staple choices.  Eyeglasses for refractive errors include a lens prescription. With significant refractive errors, one may need a stronger prescription and a thicker lens. […]

OCTin Cardiology

Vision stands out as one of our most precious senses, playing a crucial role in how we perceive and engage with our surroundings. It enables us to enjoy the beauty of a landscape, recognize the faces of our loved ones, and navigate through the complexities of our environment. Despite its importance, many people find themselves […]

Healthy Vision for Our Little Ones   We all want our children to be happy and successful in their endeavours, and healthy vision can play a massive part in a child’s overall wellness. Our kids grow up fast, and their eyes develop right alongside them. How can you tell if they’re hitting the correct visual milestones?  […]

OCT has been described as a safe, non-invasive ultrasound for your eye, using light instead of sound waves to create a map of the retina and optic nerve. Guided waves of light provide a precise 3D image of the eye’s structure, without making direct contact with the patient’s eyes.

Early detection of vision issues is key in protecting the health of your eyes. Comprehensive eye exams, like digital retinal imaging, are quick, painless, and effective ways for eye doctors to view inside the eyes and record any changes that might point to vision or other health issues.  Early eye disease detection makes it possible […]

Patients at risk of developing glaucoma can benefit from an OCT scan, as the images can help evaluate the anterior angle of the eye. The anterior angle is an essential part of the eyes’ anatomy that operates as the drainage channel for fluid.

Contact lenses can be a great alternative to glasses. For many people, contact lenses are easy to wear, more comfortable, and more aesthetically pleasing than traditional eyeglasses.  Even though many people prefer contacts over glasses, they do require more maintenance and care. Contact lenses can be a lot more work than glasses and need to […]

The difference between astigmatism, myopia, and hyperopia is the physical shape of your eye and how that shape changes where your vision becomes blurry. […]

Many parents have questions about the safety and efficacy of eye drops for their little ones. Most eye drops are safe for children with the guidance of a healthcare professional. Different types of eye drops serve different purposes, such as alleviating dryness, treating infections, or irritation and allergies. […]

Glaucoma is one of the leading causes of blindness in Canada, and you may not even notice anything is wrong until vision loss occurs. If you have undiagnosed glaucoma, how do you identify this disease before your vision is affected?  A series of tests used during a comprehensive eye exam can detect any eye problems. […]

by S Liu · 2010 · Cited by 140 — Increasing the depth-of-field (DOF) while maintaining high resolution imaging has been a classical challenge for conventional microscopes. Extended DOF (EDOF) ...

If you have Type 1 or Type 2 diabetes, you’ve likely been told that you need to get your eyes checked yearly. Have you wondered why your family doctor is telling you that you need to see your optometrist to help monitor your diabetes? The short answer is that in an eye exam, your optometrist […]

Glaucoma is one of the leading causes of blindness for people over the age of 60, but it can occur at any age. Sometimes, glaucoma can develop without any symptoms or warning signs, and can only be detected during an eye exam. Eye exams are crucial to keep your eye health and vision on the […]

While meibomian gland dysfunction (MGD) can’t be prevented, there are effective ways to unclog these glands (both at home and with the help of an eye care professional) with a gentle massage. […]

MagniPros Patented 6X Rechargeable Magnifying Glass with 3 Color Light Modes & Anti-Glare Lens - Relieve Eye Strain | Perfect for Low Vision Seniors, Macular ...

Jan 4, 2023 — The objective lens is the most important optical component of the microscope. It uses light to make the object under inspection image for the ...

Vision Health for Infants Infants experience a lot of growth in their early years. They’re learning how to use their bodies, including their eyes. Visual skills are necessary for many everyday things your baby is learning. Visual skills include tracking object movement, recognizing faces, and hand-eye coordination. Every child develops differently. But vision development milestones […]

It’s common for patients to experience little struggles with their vision when they’re younger, but age brings many changes to your vision and eye health. There is an increased risk of eye disease, but caring for your sight can help you enjoy comfortable, clear vision.  Whether you have glasses or not, many patients want to […]

Glaucoma can be a risk for your vision, especially with time. This eye disease can lead to severe vision loss if untreated, but many people don’t know its dangers. Several factors can make you more likely to develop glaucoma.   You may be more at risk of glaucoma if your immediate family has a history of […]

Sunglasses are usually seen as a summer accessory, along with hats and sunscreen. But, just like hats and sunscreen, it’s important to wear sunglasses in the winter. Even though the weather is colder (and snowier) and the days are shorter, UV rays are still hitting us. Here are three reasons why it’s important to wear […]

It’s no secret that people are spending more and more time on digital devices. After all, we’re very much a plugged-in society. But how does all this screen time affect our eye health? Does it have an effect at all? […]

Exposing contact lenses to water can introduce various risks to your eye health, so it’s best to avoid swimming with contact lenses whenever possible. […]

We’re very excited to announce the launch of Eye See You, our community outreach and education program for children. It’s designed to complement the province-wide Eye See Eye Learn program, which provides free prescription glasses to children in kindergarten. Since Calgary Family Eye Doctors is a participating clinic in the Eye See Eye Learn program, […]

Eyeglasses are positioned a short distance away from the eyes, requiring modifications to correct for the distance between the lens and the eye and the angle of light entering the eye […]

Dr. Gerlitz was born and raised in Calgary, earning her Bachelor of Science degree from the University of Alberta. After graduation, Dr. Gerlitz went on to study Optometry at the University of Waterloo. In her final year of study, Dr. Gerlitz interned with ophthalmologists in Florida as part of her Ocular Disease and Therapeutics rotation. This experience inspired Dr. Gerlitz’s passion for managing conditions such as glaucoma, macular degeneration, and dry eye.