By Dan Chung and Sarah Li
The BIRTV show in Bejing this year is full of lighting from both Chinese and Western manufacturers. Many of the Chinese lights are simply clones of popular brands but occasionally there is some innovation. A company called Beijing Brightcast is offering a lightweight LED ring light that is bi-colour and powers from DSLR batteries (Nikon ones for some reason), as well as some relatively standard LED panels as well as .
