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Glossary

Acrylic Eye

A type of prosthetic eye made from a clear plastic material. Acrylic eyes are often used for patients who have lost an eye due to trauma or disease.
Anisometropia

Anisometropia means that vision in one eye is worse than the vision in the other due to a difference in refractive error.
Aqueous humor

A transparent fluid occupying the space between the crystalline lens and the cornea of the eye.
Corneal prosthesis

A type of prosthetic eye that is placed directly on the cornea. Corneal prostheses are often used for patients who have lost their cornea due to injury or disease.
Enucleation

A surgical procedure to remove the eye. Enucleation is often performed for patients who have a severely injured or diseased eye.
Implanted orbital implant

A device that is placed in the eye socket after enucleation. Implanted orbital implants help to maintain the shape of the eye socket and provide support for the prosthetic eye.
Intraocular implant

A device that is placed inside the eye. Intraocular implants are often used to replace the lens of the eye.
Ocularist

A healthcare professional who specializes in the fitting and fabrication of artificial eyes.
Prosthetic eye

An artificial eye, also called Ocular prosthetics that is used to replace a missing eye. Prosthetic eyes can be made from a variety of materials, including acrylic, glass, and plastic.
Scleral shell

A type of prosthetic eye that is made from a hard plastic material. Scleral shells are often used for patients who have lost their entire eye.
Symblepharon

A condition in which the conjunctiva (the thin membrane that covers the eye) grows together. Symblepharon can make it difficult to wear a prosthetic eye.
Visual field

The area that can be seen by one eye when the head is kept still. The visual field can be affected by eye diseases, such as glaucoma.