The Siros 800 S is a reliable unit with a 9-stop power range that is adjustable in 1/10 or full-stop increments for control over light output. It is also quite fast with a flash duration from 1/8,000 - 1/500 second and a recycle time of 0.04 - 2.9 seconds depending on power settings. (Source: BHM)
Broncolor standard reflector, slightly textured open reflector, optimised for Pulso-Twin Lamp. The ideal light shaper for every situation, it has a high light output and a homogenous light distribution. Its light angle is 65°. It can be combined with different honeycomb grids, with 2 or 4 barn-doors and colour filters. (Source: BHM)
The Para 88 is a 34" parabolic reflector built like an umbrella with 24 braces and specular silver coating on the inside. ... Due to the calculated parabolic form of the reflector, light fall-off only occurs at the Para's extreme edge. (Source: BHP)
The Dynalite SP3200 Ring Flash provides a crisp, almost shadowless light when used with your Dynalite power pack. It can handle up to 3200 watt/seconds. The SP3200 has a 16' (4.8 m) head-to-pack cable. It can be used with any 35mm style, or medium format camera. (Source: BHP)
A flash diffuser (also called a speedlight diffuser, or shoot-through diffuser) spreads the light from the flash of a camera. ... This is particularly useful for portrait photographers, since harsh light and hard shadows are usually not considered flattering in a portrait.
A flag is a device used in lighting for motion picture and still photography to block light. It can be used to cast a shadow, provide negative fill, or protect the lens from a flare. (Source: Wikipedia)