At the center of this portfolio is the Cisco ONS 15454 Multiservice Provisioning Platform (MSPP), which provides the functions of multiple network elements in a single platform, combining: 1  Advanced SONET/SDH transport through OC-192 and STM-64.  Low-order and high-order grooming.
Flash Diffuser - Lambency. A lambency flash diffuser is a device that fits onto the front of a flash and both reflects and diffuses the light output, reducing greatly shadows. The flash unit is pointed vertically, and the device fitted, light hits the curved top cap of the unit and this reflects it back through the side.
A blown diffuser is basically a way of using the exhaust gases to interact with the diffuser airflow. There are two main purposes for this; 1. To try to move the wake from the rear wheels outwards where it will cause less disturbance.