Abbreviations
CC
"With correction"
LP
Light Perception
The best corrected vision is also referred to as this.
Manifest refraction
The colored part of your eye.
Iris
Near-sightedness is also known as this.
Myopia
CF
Count Fingers
HM
Hand Motion
This is the most common screening test for visual acuity.
Snellen chart
This black circle is the opening or "window" in the middle of your eye.
Pupil
The most common vision issues, near-sightedness and far-sightedness, can usually be corrected with this.
Refraction (glasses or contacts)
VF
Visual Field
SC
without correction
In order to be stat blind under listing 2.02, your vision must be at or below this threshold in your better eye.
20/200
Part of your nervous system, this collection of cells lines the back of your eye and converts light into neural signals.
Retina
This vision condition is the leading cause of blindness worldwide, although it can be treated.
Cataracts.
VA
Visual Acuity
OD
Right Eye
Aside from 2.02, this other listing also counts as "statutory blindness."
2.03A
This is the nerve that carries signals from the eye to your brain.
Optic nerve
This endocrine complication is the leading cause of blindness among American adults.
Diabetic retinopathy.
NI
No Improvement
OU
both eyes
Abbreviated "MD," this number quantifies the difference between the patient's visual field and the normal value.
Mean deviation
This part of the retina is responsible for central vision and helping you see fine details and color.
Macula
This condition is the result of damage to the optic nerve. It's typically caused by fluid building up and increasing pressure inside the eye.
Glaucoma