What is a Glass Eye?

imes, diseases of the human eye or injury can requireworn by Americans originated in Europe. German
that an eye be removed through an eye surgerycraftsman were typically regarded as the best
called either enucleation, evisceration, or orbitalmanufactures of the prosthetic eye during this time.
exenteration depending on how much of theHowever, due to the circumstances of World Was I,
components of the eye socket must be removed.high quality German artificial eyes became harder to
There are many reasons why the eye may need toobtain. Therefore, between the two world wars, the
be removed including injury, cancer, advancedglass eye found itself competing with a new prosthetic
glaucoma, congenial eye diseases or other commoneye made of plastic. The movement from glass to
eye diseases. In these cases, many people opt toplastic introduced a more affordable prosthetic eye
wear an artificial eye, also known as a prosthetic eyethat was capable of being mass-produced.
or an ocular prosthesis, rather than an eye patch.Modern Ocular Prostheses
Artificial eyes are often called glass eyes, but this termAlthough mass-produced artificial eyes are widely
is no longer accurate since currently, artificial eyes foravailable, many people now opt to have artificial eyes
humans are made from methyl methacrylate, a highcustom made to achieve a closer match for the
quality medical-grade acrylic. Ocular prostheses aremissing eye. The first step in having an ocular
not to be confused with visual prosthesis, whichprosthesis created is to be measured. In order to get
actually work to restore vision. With an ocularan accurate measurement, an impression, or mold of
prosthesis, the wearer will be blind on the affectedthe eye socket is made from wax. This impression
side.helps in defining the correct position of the iris, the
History of the artificial eyeamount of curvature of the artificial eye, and it's size.
The first known prosthetic eye for humans was foundAnd even though prosthetic eyes are manufactured
in 2006 in Iran and is estimated to be almost fiveand composed of acrylic, the artisan elements, which
thousand years old. That eye was made from a closewere so proudly defined by the German craftsmen of
relative of plastic, bitumen, which is a tar-like paste.the late 1800s and early 1900s, still remain. In the
Eventually, in the 1400s, artificial eyes were actuallymodern process of prosthetic eye creation, the iris is
made out of glass, which was a break-through inhand-painted and based on the existing eye of new
terms of appearance. Not a lot is known about artificialowner. These modern artisans are called ocularists.
eyes during ancient times, but they were apparentlyThe first step in obtaining an ocular prosthesis is
common enough for William Shakespeare to becontacting an ocularist. He or she can meet with you
aware of them in the late 1500s since he mentionsto help you determine if an artificial eye is right for you
“glass eyes” in King Lear. In theirand help you get the process started.
heyday, in the early 20th century, many glass eyes