These polka dots and light forms are from a fiber optic LED lamp. It was an effect I didn't really expect.
Nikon D750 1/60 sec. f/3.2 ISO-320 at 60mm
As I waved the fiber optic LED strands around the lights created a neat polka dot effect.
Nikon D750 1/60 sec. f/3.2 ISO-320 at 60mm
Nikon D750 1/60 sec. f/3.2 ISO-320 at 60mm