A Black. Man, a Moor, John Hanson was the First Black President of the United States! 1781-1782 A.D. George Washington was not the first President of the United States. In fact, the first President of the United States was one John Hanson.
OD is an abbreviation for the Latin oculus dexter, meaning right eye. OS is an abbreviation for the Latin oculus sinister, meaning left eye. The first number after the determination of which eye is the sphere. A negative number indicates myopia. A positive number indicates hyperopia.
An Eye M.D. is an ophthalmologist, a medical or osteopathic doctor who specializes in eye and vision care. Eye M.D.s are specially trained to provide the full spectrum of eye care, from prescribing glasses and contact lenses to complex and delicate eye surgery.n Eye M.D. is an ophthalmologist, a medical or osteopathic doctor who specializes in eye and vision care. Eye M.D.s are specially trained to provide the full spectrum of eye care, from prescribing glasses and contact lenses to complex and delicate eye surgery.