One of the best cheap lenses for mirrorless system cameras tested by Mathieu Stern Andreapazzo 7 years ago Of all cheap thrid party lenses the Konica Hexanon 40mm f/1.8 is one of the best. And Mathieu Stern just tested it in this new video review. Get the lens on [shoplink 304449 ebay]eBay (Click here)[/shoplink].