BiG DIGITAL 48 Led Ring Light Flash for Macro & Close-up Photography (Clear, Warming, Blue, White Diffusers) For Canon Fuji, Fujifilm, Nikon, Panasonic, Pentax, Olympus, Samsung, Sony (With the new Multi-Interface MI Hot Shoe) Digital SLR Cameras -- Carl Zeiss, Sigma, Tamron, Tokina, Lenses (Includes Rings For 49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm Lens Thread) Guide No. of 15' / 4.57m at ISO 100 Four clip-on diffusers are included: clear, frosted, amber, and blue. It is compatible with most lenses and ideal for macro and close-up shooting applications. The brightness can also be modified, from -1.5 EV to + 1.5EV, and you can set the light to illuminate from only the left or right side for added dimensionality when shooting. Includes eight adapter rings to fit a range of lens diameters: 49, 52, 55, 58, 62, 67, 72, and 77mm.