How to take good aligner progress photos

If your dentist follows your treatment remotely, your photos are their window into your mouth between visits. Good clear aligner progress tracking depends on clear, consistent images. The good news is that you do not need a professional camera. A phone, decent light and a simple routine are enough. Here is how to take photos that are genuinely useful to your dentist.

Why good photos matter

Your dentist uses your photos to check that teeth are moving as planned, that each aligner sits fully on your teeth, and that attachments and gums look healthy. They compare each set of photos with the last, so changes stand out.

That comparison only works when the photos are consistent. If one set is bright and close and the next is dark and far away, it is hard to tell whether a tooth has moved or the camera has. Blurry or shadowy photos may mean your dentist asks you to retake them, or to come in.

How clear aligner progress tracking works in the Alignova app

For Alignova cases, your dentist gives you a login to the patient app. At each aligner change, the app asks for three photos in fixed poses, and shows you which pose is needed for each one. Following the same poses every time builds a photo series your dentist can review across your whole treatment. The app also has a daily wear tracker.

AI-assisted analysis of these photos is in development at Alignova and is not live; your dentist reviews the photos. You can read more about the approach in remote orthodontic monitoring explained.

Before you start

Brush your teeth so food and plaque do not hide anything.
Clean your aligners if the pose requires them to be in.
Wipe your camera lens. A greasy lens is the most common cause of hazy photos.
Check which poses are needed and whether aligners should be in or out, following the app and your dentist's instructions.
Have your cheek retractor ready if your dentist gave you one.

Lighting

Light is the biggest factor in photo quality.

Face a window during the day for soft, even light. Avoid standing with the window behind you.
Avoid harsh overhead bulbs that throw shadows into your mouth.
If light is poor, use the phone's flash or ask someone to hold a torch beside the camera, not above it.
Try to use the same spot and similar light each time. During loadshedding, keep a rechargeable light handy.

Angle and distance

Hold the phone level with your teeth, not tilted up from below or down from above.
Keep the camera straight on for front views, and turn your head rather than the phone for side views if the pose asks for it.
Keep roughly the same distance every time. Filling the frame with your teeth and lips, rather than your whole face, usually works best.
Do not use zoom; move closer instead. Zoom often reduces sharpness.
Tap the screen on your teeth to focus before taking the photo.

Using a cheek retractor

A retractor pulls your lips and cheeks back so your teeth and gums are visible. Rinse it before and after use, place it gently, and keep your lips relaxed. Retractors make it much easier to show the back teeth and the gum line.

Getting help

Taking your own dental photos is awkward at first. A family member can hold the phone while you hold the retractor and keep still. Many phones also have a timer, or you can use a small stand. After a few rounds most people manage quickly on their own.

Common mistakes to avoid

Lips or tongue covering the teeth
Photos taken from different distances or angles each time
Blur from shaking hands or a smudged lens
Filters, beauty modes or editing, which change colour and detail
Saliva bubbles or a wet retractor reflecting light
Skipping a set of photos at an aligner change

Keep a simple routine

Consistency comes from habit. Choose one spot at home with good light, keep your retractor and a clean cloth for the lens in your aligner kit, and take your photos at the same time of day on change day, for example after brushing in the morning. Set a phone reminder so the change day does not slip past during a busy week. The more alike your photo sets are, the easier it is for your dentist to see real changes.

Check before you send

Before submitting, look at each photo at full size. Ask yourself: is it sharp, is it bright enough, are all the teeth needed for this pose visible, and does it look like last time? If not, retake it. It only takes a minute and saves your dentist from guessing.

When photos are not enough

Photos are helpful, but they do not replace your dentist. If you notice pain, swelling, a cracked aligner, a lost attachment, or an aligner that will not sit properly, contact your clinic rather than waiting for your next photo set. See lost or broken aligner? what to do next and our aligner monitoring page for more.

Frequently asked questions

Do I need a special camera?

No. A modern smartphone camera is enough, as long as the lens is clean, the light is good and you hold the phone steady.

Should my aligners be in or out for the photos?

Follow the instructions in the app and from your dentist for each pose. Different poses may need aligners in or out.

What if I forgot to take photos at my last aligner change?

Take them as soon as you remember and let your dentist know. Then return to your normal routine at the next change.

Can I use photos from my phone gallery?

It is best to take fresh photos at the time they are requested, in the set poses, so they match the rest of your series.

Clear aligners are a prescription treatment. Whether they suit you is decided by a licensed dentist or orthodontist after an examination.

Take the free smile check and a partner dentist will contact you about an assessment.