• BPI FL-41 - 4 oz bottle

A rusty rose color that is usually tinted to a darkness of 50%. It has been found useful to reduce eyestrain, tension headaches and migraine. It is thought that the flickering blue light of much indoor lighting is a trigger for these complaints. This filter blocks about 80% of that component. 

BPI FL-41 - 4 oz bottle

  • $30.70