The 1982 Eclipse Lamp by Mauricio Klabin is designed to opened or closed to varying degrees. Available from Design Within Reach.
The Fun Pendant, designed in 1964 by Verner Panton. Available from twentytwentyone.
An amazing coral/twig chandelier designed by Todd Merrill, made in France in the 1950s. Available from Blinkdecor.
Some beautiful lighting, each inspired by the ocean. Someday I'd like to get my own Fun Pendant...