Seeing is believing and with Swarovski UK and their amazing Swarovski Binoculars. Each set of optics is manufactured under the most stringent of environments, with attention to detail, the most important mantra. They are composed of beautifully manufactured parts and individually assembled in Austria in a state of the art factory, to ensure that each pair of binoculars performs to it's absolute best. The rigerous quality control tests that Swarovski Optics undergo, means bright, pin sharp optics, that give excellent colour rendition, which is particularly important for birdwatching. They are not cheap and as such, need a great deal of thought before purchasing, but they will last a lifetime and bring hours of pelasure.