
Accessories
Flashgun
The flash that is built into most cameras is adequate for emergencies but suffers from several major limitations.
Firstly it's small and not very powerful; secondly it's so close to the lens that its light quality is poor and, in dim light, red-eye is a major risk. See Flash modes for more information on this.
A separate flashgun will not only give you more power, but also, with the higher-spec guns, the ability to bounce the light off walls or ceilings to diffuse it (for a more natural look) or use it off camera altogether for more creative lighting effects.
Some flashguns offer more advanced features such as the ability...