The r720 lumic led ring light by fv is a large 3200k 5600k ring light suitable for both videographers and photographers with a 290mm center opening it is able to be used with any size lens and there are mounting options for 15mm lws and 19mm studio camera rigs as well as a 58 mount for lighting stands create beautiful catchlights in the eyes of your subjects and use the included diffusion filter accessory to shape and soften the light