Both bouncers and diff users are used to diffuse or spread out the light in such a way that
instead of coming from one concentrated source it spreads out through bounce , thus getting rid of harsh light and shadows. pictures are much better when the light source is directional and larger. All that is needed for this is a ceiling or the walls around.
The versatile lighting tools provide photographers with remarkable power to modify the light from their flashes to yield a more pleasing effect. It is an indispensable flash accessory for wedding photography, event coverage and in particular for portraits. either of the two can be effective in different situations.