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Welcome to Diamond Vision

We take pride in building lasting relationships with our patients, which is why we take the time to get to know you, your vision requirements and your lifestyle needs.


What is Ortho-K? How does it work? And who is it for?Myopia, Ortho-K, Eye Doctor, Rockville Centre, NY

Orthokeratology is an innovative way of slowing down a child’s nearsightedness. Basically, the child or adult sleeps is a rigid contact lens, and in the morning the patient will remove the contact lens, and see clearly for the rest of the day. This procedure is repeated every night.

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All About Dry Eyes/your-eye-health/eye-conditions/dry-eye-syndrome/all-about-dry-eyes/

Sometimes a person is unable to produce enough tears or their tears do not possess the right qualities to keep eyes healthy and comfortable. This can cause a consistent lack of sufficient lubrication and moisture on the surface of the eye, known as dry eyes.

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Why Choose Diamond Vision?

We Specialize in Contact Lenses

Dr. Shane Galan has been in practice for 20 years. He routinely fits all types of contact lenses including soft, rigid gas permeable (hard lenses), bifocals, astigmatism, orthokeratology and keratoconnic. As a result of being one of the premier contact lens specialists in Rockville Centre, Valley Stream and Lynbrook areas, Dr. Galan has access and experience with contact lenses that other eye doctors do not currently utilize. Dr. Galan and his staff will take the necessary time to address all of your eye care needs. Our online reviews will exemplify this time after time.

Modern Technology

Dr. Galan utilizes the latest technology in the optometric field. Our medical records are HIPPA compliant. All of our equipment is digitally interfaced. These instruments (visual field, corneal topographer, digital phoropter, specular microscope and digital retinal camera ) will allow you and your family to receive the most thorough eye exam.

Now FeaturingCornea 550 Advanced Imaging Technology by Essilor.

The simple and flexible solution for high definition topography, and a streamlined contact lens fitting process.

Huge Eyeglass and Sunglass Selection

Our office carries over 700 eyeglass frames (designer and non-designer) and over 250 sunglasses. We carry all types of frames and eyeglass lenses to meet anybody’s budget.

MyDay LensesMyDay® daily disposable contact lenses use Smart Silicone™, a revolutionary breakthrough in lens chemistry that delivers more oxygen to your eyes much more efficiently than other daily disposable brands. Interested in a free trial? Schedule an appointment with Dr. Galan today!

Focus on Eyeglasses

We carry the latest European and American designer eyewear collections in a variety of styles, colors and materials.

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Focus on Contact Lenses

AcuvueOasysPack1-DAY ACUVUE® OASYS® with new HydraLuxe™ technology features a tear-infused design that lubricates and moisturizes.

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Focus on Sunglasses

Whether or not you require vision correction, sunglasses can add an element of comfort and enhanced performance to your activities.

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Schedule Appointment
Diamond Vision
84 N Park Avenue
Rockville Centre, NY 11570
Fax: 516-766-2432



9.00 am – 7.00 pm
9.00 am – 5.00 pm
9.00 am – 7.00 pm
8.30 am – 4.30 pm

Acuvue Oasys 1-Days
ProDesign Designer Frames

November is Diabetes Awareness Month

Chances are it affects you or someone you know. November has been dedicated as a time to spread awareness about the disease, its risk factors and the effects it has on your body, your daily life and the lives of your loved ones.

Focus on Technology: The Autorefractor – Using Cutting-Edge Technology to Bring the Best in Eyecare to our Patients

Read More about this high-tech piece of equipment, which allows us to provide you with the most accurate prescription.

Read Q&A About the Autorefractor by Dr. Shane Galan

Great Eyewear and Eye Care near you

From our office in Rockville Centre, Diamond Vision serves patients from the Nassau County in New York, including Lynbrook, Baldwin and Valley Streamschedule an appointment today. If you have a moment, please give us your feedback about our site and your experiences with Diamond Vision.