Last year I got permanent tinted, polarised sunglasses made to my UK varifocal prescription at a cost of £140. This year following an eye test on 5th August back in UK I got a pair of stylish frameless glasses, again varifocal and variations lenses for £325. Just before coming away I got similar from Boots, although half frame, costing £500. (After my Boots OAP 20% discount) The Boots ones are Karl Zeiss lenses and the Turkish ones Nikon. The Turkish ones are lighter, more comfortable and at least as good in meeting the prescription. Both Turkish ones were bought at DUNYA OPTIK opposite Ali's bar in Calis who I cannot fault