Concept Generation

I have set my sights on designing myself a shiny new light/chandelier for my home work space. In my research i found these kinds of designs to be particularly interesting.

I am particularly drawn to the first image where the length of the string suspending the cylinders is what was generated via parametric design. I am also interested in the whole idea of projecting shapes on the walls using cutouts.

Here are my drawings based on these ideas:

The three i'm thinking about going through with is the top left hanging one, the candle holder and the swivel lamp