The aperture is now f4 and depth of field only just adequate, with the main spot turned down to 64Ws, quarter power. Red now floods the reflective tiles. Saturation in the center of the color zone is reduced, no backdrop gradation remains, but the black subject stays clean in our mid-grey painted studio.
Test your own setup on slide film, recording readings and settings so predictable color backgrounds can be created in future. To return to the PHOTON PROFESSIONAL contents list, click HERE.