Hanging lights or chandeliers were used in ancient Greece. Those times use of animal fats was made to lit the lamps. Perfumes were used too what in today’s time called aroma therapy. Wicks were used to light the clay pots in the middle century. The industrial versions started to emerge since 1920s and 1930s.
When you think of a bedroom it could be a double bed or a single bed. The lights may hang on either sides or both. The same may be used for reading or to highlight some art work. The call is totally of the users.
If you like cozy looks then you may opt for retro style hanging lights. There is one style, if you go in for sheer looks then these are those lights that are visible to the naked eye only when switched on else not. They look real nice as they give camouflaged effect.
Gold finish hanging lights add drama and mystique to bedroom. They look classy though. If you have a large light hanging on the bedside, you may use it to highlight a particular piece of art work. You may opt for bright color lights to add energy and color.