The normal lens of the eye is a focusing device.
Not exact matches
These adults had been deprived
of all patterned vision from birth until the cataracts were removed surgically and the
eyes fitted with appropriate contact
lenses that restored nearly
normal visual input.
The
lenses let you switch between
normal vision and a view that's magnified nearly three times with the wink
of an
eye.
Lens luxation is the name used to describe a situation in the
eye wherein the crystalline
lens is not found in its
normal position but is lying either in the anterior chamber in front
of the iris or behind the iris not within the hyaloid fossa.
The
normal lens in the
eye of any animal is clear and colorless.
In dogs affected with PLL ultrastructural abnormalities
of the zonular fibers are already evident at 20 months
of age [120] long before the
lens luxation that typically occurs when the dogs are 3 to 8 years old, as a result
of degeneration and breakdown
of the zonules which cause the
lens to be displaced from its
normal position within the
eye [121 — 124].
They show the magic
of what the
lens can do and show a view that we do not see or notice with our
normal eyes.»
Often, these
lenses make a
normal eye appear blacked out, like a cat's
eye, like a magic 8 ball, or even like the colors
of your favorite NFL team.
Treatment and the provision
of false teeth or dentures,
normal ear tests and the provision
of hearing aids, cosmetic or plastic Surgery (including deviated nasal septum), routine dental expenses,
eye refractions or
eye examinations for the purpose
of prescribing corrective
lenses for
eye glasses or for the fitting thereof, unless caused by Accidental bodily Injury incurred while insured hereunder;