This is a very long and technical PDF, but just to see the photos coming from of a coated and un-coated Zeiss lens, it's interesting to see how much of a difference it makes. Not just in situations where flare could be an issue, but in terms of contrast too.
Worth a look if you're interested in what these 'lens coatings' actually do:
http://lenspire.zeiss.com/en/wp-content/uploads/sites/2/2016/04/en_About-the-reduction-of-reflections-of-camera-lenses.pdf
Worth a look if you're interested in what these 'lens coatings' actually do:
http://lenspire.zeiss.com/en/wp-content/uploads/sites/2/2016/04/en_About-the-reduction-of-reflections-of-camera-lenses.pdf