The Meike FC100 is the LED ring light/ macro flash for shadow-free illumination. This Meike macro flash for Konica Minolta/ Sony functions as a continuous light as well as a flash. Position this ring light/ macro flash directly between the camera lens and the subject, to get an even illumination, which is apt for close-ups, medical, scientific, and forensic photography. The Meike FC100 can be used with all types of lenses, as it comes with seven adapter rings with diameters ranging from 52 mm to 77 mm. Powered by four AA batteries, this Meike macro flash for Konica Minolta/ Sony can be used for a long period of time.