“You’re a Harvard Business Case!” “He’s A Rarity.” “The Real Deal.” “You Don’t Just See Patients…You Treat & Heal Humans.” “I Love The Way This Place Feels.” “He explained everything to me in detail in a way I could understand.” “You’re My Favorite Account!”

Let In “The Clutch”

Modern Practice – Hometown Feel is not just a slogan to us. It’s a way of being; who we are naturally. We give our best and bring you the best.
You’ll also never find a team with dynamics quite like ours. Why do we call ourselves The Full Scope Clutch? Well, because a clutch, in our case, is a small group of people who have eagerly grasped and seized the eye care industry and the love of taking care of humans and have whole-heartedly practiced both to the full scope of our boundaries (and sometimes beyond).
We perform well in crucial situations, thus characterizing ourselves and our practice as excellent and effective despite external pressures, influences, or distractions. So, when you let in the Full Scope Clutch or engage with us, you’re bound to experience eye care and relationships at their finest.


Dr. Leon D. Ingham, OD

Dr. Ingham is an accomplished Optometrist with a passion for treating dry eye & anterior segment issues, medical eye conditions, and fitting specialty contact lenses & customized shooting lenses. He enjoys discussing conditions and concerns with his patients, developing a partnership in their treatment that suits them best, with an emphasis on prevention, nutrition, and treating root cause symptoms.
Dr. Ingham graduated from Ferris State University with a B.A. in Applied Biology in 1996, then from the Illinois College of Optometry in 1998 with a B.A. in Visual Sciences. He then graduated with honors as a Doctor of Optometry from Illinois College of Optometry in 2000. His rotations catered to a special place in his heart, where he was able to serve our country’s finest at the Tallahassee Outpatient VA Clinic as well as Shaw Air Force Base.
In addition to treating patients at Full Scope Eyecare, Dr. Ingham cares for our local community through his church, where he served as the previous chair of the SPRC & Admin Board and is currently the Leadership Board chair. He also donates to several Ortonville causes, including the Friends of the Library, OCEF, BGYA, The Lions Club, VFW, and many others. He is also a member of Ducks Unlimited.
Always striving to stay abreast of the latest direction & developments in optometry, Dr. Ingham is an active Professional Eye Care Associates of America member. His previous memberships include the American Optometric Association (AOA) & the Baltimore Academy of Behavioral Optometry (BABO).
Dr. Ingham was born and raised in Columbiaville, Michigan. Ortonville is where he and his family homestead; delighting in a life of hobby farming, woodworking, gardening, hunting, canning, listening to music, and barbecuing. He loves college & professional sports and has been a Detroit Lions season ticket holder since 2000.


Candace Ingham

Candace is the co-owner and marketing specialist here at Full Scope Eyecare.
In 2003, Candace graduated from Michigan State University with a B.S. in Merchandising Management. She then went off to earn her EMBA from Northwood University in 2008. Being an avid supporter of creating a humane and free society where free enterprise, freedom of choice, and healing thrive, Candace is an avid supporter of The Northwood Way & the When We Are Free program at Northwood. She was honored to be the featured speaker in October 2023 for Northwood’s Alumni Webinar series.
Outside of interacting with patients and vendors, Candace serves as the marketing chair on the Village Church of Ortonville’s Leadership Board. Alongside the same causes Dr. Ingham supports, the health & vibrancy of Downtown Ortonville is one she loves the most, with special emphasis on the Downtown Ortonville Farmers’ Market, Septemberfest, and Christmas in the Village.
Candace, Doc, and their four daughters have lived in Ortonville for almost 15 years. In her spare time, Candace enjoys reading, climbing trees, roller skating, and living life as a dance, equestrian, and homeschool mom.


Eryn Shaver

Eryn is the Full Scope Eyecare Practice Manager. She started with the practice in the winter of 2020. Her work background began in education, sales, and management. She has degrees in Elementary Education (AA) and Psychology (BS).

Never working a day in eyecare before starting at Full Scope, she has been instrumental in building the practice from a medical start-up into what it is today. According to her, “Learning eye care has been such an awesome adventure!” When she and Candace partner up on projects aimed at building this practice, it’s nothing short of an astounding, rewarding, and hysterical experience for all involved. Her passion in life is to work with all ages of people helping them accomplish their goals in life and be the best person that they can be.
Outside of the office, Eryn is a full-time mom to four children. She’s been married to her husband for over 15 years and has resided in Ortonville for 12 years. They have three dogs and two cats. She volunteers as a Team Leader for 42 Strong, an organization that focuses on peer mentoring. She loves country and 80s music and would love to travel to Hawaii one day. Growing up in a small town outside of East Lansing, you’ll hear her say, “Go Green” with pride in a “Go Blue” office. An interesting fact about Eryn…she showed Morgan horses competitively, even making it to the National and World Championships, winning two world championships and multiple National Championships.


Mary Hassenzahl

Mary Hassenzahl is our Optical Technician who joined us in September of 2023. She has worked in the optical industry for over 30 years and comes to Full Scope Eyecare with a wealth of optical knowledge and what we lovingly refer to as “Mary Magic”.
Mary has her associate degree as a Medical Insurance Specialist and is certified in many optical specialties, including being a Paraoptometric.
She lives in Oxford with her son Steven, her two Dachshund puppies, Henry and Alfred, and her kitties Doddle Bob, Tom, Jerry, and Murphy. Outside of work, you may find Mary working out at Planet Fitness or riding her bike along the Polly Ann Trails.


Sarah Hamlin

Sarah is our Optician and Medical Biller at Full Scope Eyecare. She started at Full Scope in June 2022. Her bachelor’s degree is in Elementary Education from Wayne State University. With Science being one of her passions, she enjoys learning all about eyes. Being a people person, she loves getting to know all our patients.
Outside the office, Sarah is married and has three children and 2 dogs. She teaches science part-time and homeschools her children. She grew up in Grosse Pointe and moved to Ortonville 6 years ago. You can find her most Saturday mornings volunteering at the Downtown Ortonville Farmers’ Market, where she’s volunteered for the last 5 years. In her free time, you will find her in her garden, in the pool, or outdoors exploring the Upper Peninsula.