As a scientist, he was a major figure in the American Enlightenment and the history of physics for his discoveries and theories regarding electricity. As an inventor, he is known for the lightning rod, bifocals, and the Franklin stove, among other inventions.anuary 6, 1705] â April 17, 1790) was one of the Founding Fathers of the United States. A renowned polymath, Franklin was a leading author, printer, political theorist, politician, freemason, postmaster, scientist, inventor, civic activist, statesman, and diplomat.
Optic nerve inflammation â or optic neuritis â occurs when the eyeâs optic nerve becomes irritated and enlarged. This condition often results in eye pain and possible vision loss. Underlying diseases like diabetes, immune disorders, and multiple sclerosis usually lead to the inflammation.ptic nerve inflammation â or optic neuritis â occurs when the eyeâs optic nerve becomes irritated and enlarged. This condition often results in eye pain and possible vision loss. Underlying diseases like diabetes, immune disorders, and multiple sclerosis usually lead to the inflammation.
1 Optic neuritis is an inflammation of the optic nerve, often affecting young adults in one eye. 2  Optic neuritis is frequently associated with multiple sclerosis. 3  Other causes include infections, autoimmune disease, and injury to the optic nerve. The symptoms of optic neuritis include vision loss, reduced color vision, and pain on movement of the eye with recovery over weeks to a month, in most cases. 2  The diagnosis is made on the basis of the patient history and an examination by an ophthalmologist.