A multilayer coating systems suitable for use as optical interference filters in lighting systems, for example, halogen lamps. The underwater acoustic transducer includes a cap in the form of a cylinder closed on one side and open on the other side. They can be used in systems for inhibition of angiogenesis that comprises include a support, to which the cyclopeptide is affixed by means of coupled via an organic spacer arm that may be provided with a moiety capable of being spliced cleaved by an enzyme system.