A contact lens fitting is an in-office process that helps your eye doctor find contact lenses that provide clear vision, a comfortable fit, and support for your eye health. It goes beyond a standard vision test because contact lenses sit directly on the surface of your eyes.
During a contact lens exam, your eye doctor considers your prescription, eye shape, tear film, lifestyle, and past experience with contacts. Here is what typically happens during a fitting.
Discuss your vision needs and lens habits
Your appointment starts with a conversation about how you plan to use contact lenses. Your eye doctor may ask whether you want to wear them every day, for sports, at work, or only occasionally.
They will also ask about screen time, allergies, dry eye symptoms, and any previous discomfort with contacts. These details help guide the recommended lens material, replacement schedule, and wearing time. Someone who experiences dryness, for example, may need a different lens option than someone who only wears contacts a few times each month.
Check your prescription and eye health
Your doctor will evaluate your vision and determine whether your prescription has changed. A contact lens prescription is different from an eyeglass prescription because lenses sit directly on the eye rather than in front of it.
The fitting also includes an eye health evaluation. Your doctor checks for signs of dryness, irritation, infection, or other concerns that could affect contact lens comfort or safety. If your eyes need treatment before you begin wearing contacts, your doctor will explain the next steps.
Measure your eyes for a proper fit
Your doctor measures the curve of your cornea, the clear front surface of your eye, and evaluates the size and shape of your eyes.
These measurements help determine the lens base curve and diameter. A lens that is too tight, too loose, or poorly matched to the shape of your eye can lead to irritation, redness, blurry vision, or unstable vision. A proper fit allows the lens to move appropriately when you blink while staying centered on the eye.
Try diagnostic contact lenses
Based on your measurements and vision needs, your doctor may place trial lenses on your eyes. After the lenses settle, you will check how clearly you can see and describe how they feel.
Your doctor then uses a slit lamp microscope to evaluate the lens position, movement, and interaction with the surface of your eye. If needed, they may adjust the lens brand, material, curve, diameter, or prescription before finalizing your contact lenses.
Learn insertion, removal, and lens care
For first-time wearers, a team member will provide hands-on instruction before you leave. You will practice putting lenses in and taking them out safely.
You will also review lens-care instructions, including washing your hands before handling lenses, following the recommended replacement schedule, and using the correct cleaning solution for reusable lenses. Avoid sleeping in lenses unless your eye doctor specifically approves it, and keep lenses away from water.
Confirm your comfort at follow-up
Your doctor may schedule a follow-up visit to confirm your lenses remain comfortable and fit properly. Contact the office promptly if you have persistent redness, pain, dryness, or blurry vision.
A professional contact lens fitting helps protect your vision and eye health. Schedule a contact lens exam to find a lens option designed for your eyes and routine.