The Digi-Slave L-Ring Ultra II is a powerful, very versatile "Blue Light" LED ring light with 24 oversized, super-bright Blue LEDs (630nm). Applications for forensic, science, and medical macro photography. Continuous light and flash capability. It features a variable power dial to quickly and easily optimize the light output.
A larger inner diameter makes the Ultra II perfect no matter the lens size of your digital camera. Included are 3 common filter size adapter rings (other sizes optionally available). It can be used as a continuous light source, and can also be triggered from a standard PC or hot-shoe sync. A function switch allows half of the LEDs to be switched off to aid in resolving surface details.
This compact, lightweight ring light is perfect for any kind of close-up photography dental, catalog, jewelry, etc. Takes 4AA batteries or optional power adapter.