The 5WW 16-inch Portrait Reflector has a neutral white finish. It provides a nice blend of high output and lighting softness. The 5WW-RP includes an RP-1 Diffusion Dome which softens the light and integrates the flashtube and modeling lamp for accurate previewing.The Norman RP-1 Removable Diffusion Dome is used to improve the modeling lamp accuracy of your lamphead and soften the light quality. The frosted glass dome causes the flash tube and modeling lamp to radiate light from the same optical axis. Recommended when using grids to more accurately visualize the light pattern.