Rose color: Fl-41 is a rose colored filter found to be useful in patients with migraine headaches, blepharospasm, and other light-sensitive conditions. Fl-41 was first described in a research project that took place in birmingham, england. Children with migraine headaches wore fl-41 filtered spectacles. They found that wearing fl-41 improved the light sensitivity and decreased migraine frequency and severity.
Answered 7/2/2015
6.3k views
Yellow tint: A yellow or orange tint can also decrease glare.
Answered 6/28/2013
6k views
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