


A comprehensive eye exam is one of the most valuable health appointments you can keep, and not just because it tells you whether you need a new prescription. These exams are often the first opportunity to detect serious conditions like glaucoma, macular degeneration, and diabetic eye disease before any symptoms appear. For residents of Lemmon, South Dakota, and the surrounding region, access to that level of care matters enormously, and knowing where to turn makes all the difference.
At Vision Source Mandan, our team has been providing thorough, patient-centered eye care to communities across western North Dakota and South Dakota since 1950. Dr. Brittany Schauer, Dr. Wayne Aberle, and Dr. Danielle Dyke bring decades of combined clinical experience and a genuine commitment to the people they serve. We understand that making the drive to Mandan is a real investment of time, and we make sure every visit delivers the attentive, comprehensive care that makes it worthwhile. Scheduling your eye exam with our team means partnering with optometrists who look at the full picture of your vision and ocular health, not just what you can read on a chart. has been serving the region since 1950, building a legacy of comprehensive, patient-centered eye care that spans generations. Under the leadership of Dr. Brittany Schauer, Dr. Wayne Aberle, and Dr. Danielle Dyke, our practice brings advanced optometric skills and the latest diagnostic technology to patients willing to make the drive. Our team is proud to be a trusted resource for families across the northern plains, offering the kind of personalized care that is increasingly hard to find in rural communities.
What Happens During a Comprehensive Eye Exam
A comprehensive eye exam goes well beyond a basic vision screening. Our doctors evaluate the health and function of the entire visual system, looking at how well your eyes work together, the condition of internal structures, and whether any early signs of disease are present. This kind of thorough evaluation is what makes comprehensive exams the standard of care recommended by leading eye health organizations.
During your visit, you can expect our team to assess a range of factors, including:
- Visual acuity and refractive error to determine your current prescription needs
- Eye pressure measurements to screen for glaucoma risk
- Examination of the optic nerve, retina, and macula through dilation or advanced imaging
- Assessment of eye coordination, focus, and binocular vision function
- Evaluation for conditions including cataracts, dry eye syndrome, and macular degeneration
These findings give us a detailed baseline for your ocular health and allow us to track changes over time with precision. Early detection through routine exams is one of the most effective ways to preserve long-term vision.






Eye Exams for Adults and Seniors
Vision changes gradually with age, and many of the conditions that most commonly threaten sight develop without obvious warning signs. Adult eye exams give our doctors the opportunity to identify refractive changes, monitor chronic conditions, and catch the early stages of disease when intervention is most effective. We recommend that most adults schedule a comprehensive exam at least every two years, and annually for those with existing eye conditions, diabetes, a family history of eye disease, or risk factors for glaucoma.
For older patients, the stakes become even higher. Age-related macular degeneration, cataracts, and glaucoma all become more prevalent with advancing age. Glaucoma management is a particular focus at our practice, as this condition causes irreversible optic nerve damage that progresses silently over time. Regular monitoring is the only reliable way to stay ahead of it.
Eye Exams for Children
Children’s vision plays a central role in how they learn, develop, and engage with the world around them. Many vision problems in children go undetected simply because kids do not realize what clear vision should look like or cannot articulate what they are experiencing. Children’s eye exams allow us to identify refractive errors, amblyopia, strabismus, and other developmental vision concerns at the age when treatment is most effective.
Our doctors approach pediatric exams with patience and care, creating an experience that is comfortable for young patients and informative for parents. We incorporate current treatment options such as binocular vision training and, where appropriate, tools like the Shaw Lens for children who are amblyopic or at risk of developing lazy eye.






Diabetic Eye Exams
Diabetes is among the leading causes of vision loss in working-age adults, and the damage it causes to the retina often develops without symptoms until it is already significant. According to the CDC, 60% of people with diabetes do not receive annual eye exams, even though dilated eye exams are one of the most important tools for catching diabetic eye disease early.
Our diabetic eye exams include a thorough evaluation of the retina and internal eye structures, giving patients with diabetes the monitoring they need to protect their vision over the long term.
Vision Source Mandan Serves Patients From Lemmon and Beyond
Patients throughout the Lemmon area and across the broader region trust Vision Source Mandan because of the depth of care our team provides and the genuine relationships we build over time. Dr. Schauer, Dr. Aberle, and Dr. Dyke each bring specialized clinical expertise to every exam, from Dr. Schauer’s focus on glaucoma treatment and macular degeneration management to Dr. Aberle’s background in urgent care and diabetic eye exams to Dr. Dyke’s dedication to comprehensive family and pediatric vision care. As part of the Vision Source network, we have access to the most advanced diagnostic technology available, ensuring that every patient receives a standard of care that rivals any metropolitan practice.
We are proud to serve patients who travel to see us from Lemmon
YOUR CARE TEAM Pacific University College of Optometry Class of 2012 Specialties: Glaucoma Treatment, Macular Degeneration Management Illinois College of Optometry Class of 1999 Specialties: Contact Lenses, Urgent Care, Diabetic Eye Exams Midwestern University AZ College of Optometry Class of 2021 Specialties: Comprehensive Family Eye Care, Pediatric Vision Care FLEXIBLE PAYMENT OPTIONS We accept most major insurance plans and offer flexible payment options to ensure our patients can get the care they need — without the financial stress. WE WORK WITH Most Major Vision Insurance Plans Medicaid, Medicare, Humana, Superior & more Out-of-Network Benefits Not in-network? Patients can still see us & submit their own claim. Flexible Payment Options Ask our team about available payment arrangements No-Cost Insurance Verification Call us — we'll check your benefits before your visitMeet Our Doctors
Dr. Brittany G. Schauer, O.D.
Dr. Wayne D. Aberle, O.D.
Dr. Danielle A. Dyke, O.D.
Quality Eye Care Should Be Accessible


