Irish pilgrims warned against staring at sun
“All of these people were under the impression they would see a strange phenomenon if they looked at the sun and it is associated with events at Knock,” Dr O’Donoghue said.
“It is a shame to see Knock being misused this way.”
People suffering from solar retinopathy have had the tissue at centre of their retina, known as the macular, effectively burned.
And the punchline:
“If you get a burn to the macular you are going to see bizarre phenomena,” the doctor said.