kevster

active 3 months, 1 week ago
active 3 months, 1 week ago
  • I’m a sceptical of special lens coatings that are supposed to reduce glare from computer screens by filtering out a proportion of blue-violet light. There isn’t any good quality evidence that such a filter reduces symptoms (headaches, strained/tired-feeling eyes) associated with prolonged use of screens. That said, some people think they’re great.

    @kevster Several pairs of glasses ago, maybe 6 years ago, I went to a popular cheap high street optician (sorry! but that’s another discussion – FTR I am happy with them) for an eye test and also to treat myself to new glasses. They had, of course, their everlong DFS-style “two pairs for £x” and I went for this, and decided to do a placebo test on myself. I got the anti-glare coating (£30) put on one pair and not the other, and d…[Read more]