The maximum magnification of light microscopes is usually Ã1500, and their maximum resolution is 200nm, due to the wavelength of light. An advantage of the light microscope is that it can be used to view a variety of samples, including whole living organisms or sections of larger plants and animals.
BES is typically deployed and managed within the enterprise by messaging administrators (for example, the individuals already responsible for managing Microsoft Exchange, Lotus Domino, or Novell GroupWise) or sometimes a dedicated IT person, usually called the BlackBerry or BES Administrator.
Extended service set. An extended service set (ESS) is a set of connected BSSs. Access points in an ESS are connected by a distribution system. Each ESS has an ID called the SSID which is a 32-byte (maximum) character string. Distribution system. A distribution system (DS) connects access points in an extended service set.