Shutter release

A cable that screws into the camera (on film camera bodies usually into the shutter release, on digital bodies elsewhere) so the shutter can be fired remotely with minimal shake. Some have a lock so that the shutter can be held open on the B setting.

A camera mode, also known as Bulb or Brief, that keeps the shutter open for as long as the shutter release is pressed. This is useful for recording night scenes, fireworks and light or star trails.

Time setting that appears on some older cameras to lock the shutter open when the shutter release is pressed. It then has to be pressed again to close it.

Many cameras have a handgrip a part of the camera body which has been shaped to be gripped with a hand. This not only provide a little extra space in the body for batteries to be housed, but often also makes the camera more comfortable to hold. Some cameras have optional grips than can be purchased to improve handling. Buying advice Pick up the camera in the shop to check that it feels good. Ones with bulky grips can make the shutter release position too far away for a small-handed person. Equally, a small grip creates problems for someone with large hands. If the camera isn't comfortable to use, you're more likely to get camera shake.

A spirit level is used to ensure the tripod head is perfectly horizontal. It's handy for architectural and landscape photography as it helps you keep verticals truly vertical and avoid a sloping horizon. It a feature that's missing from many tripods, but you can buy an accessory that slide into the camera's hot shoe or screw into the shutter release. Alternatively a small spirit level from the local hardware store would be adequate.