Abstract: Certain embodiments described herein are directed to a multifocal ophthalmic lens including a base lens having a base curvature corresponding to a base power, and a diffractive structure comprising a central zone and a plurality of annular echelettes formed on a first surface of the base lens. A radial spacing of each of the plurality of annular echelettes is constant throughout the diffractive structure.

Abstract: A system is provided for monitoring the performance of a service within a business process environment is provided, the system including, locally to said service and preferably for each service: an information collector collecting information about the performance of said service in real-time; a database storing information about the performance of said service over time; and a control unit processing the information collected by said information collector and determining information to be stored in said database. A method of distributed monitoring of the performance of services within a business process environment is also provided.