Formulated to deliver unmatched tonal graduation and bright, brilliant highlights under controlled studio environments, Kodak Professional Tri-X 320 (TXP) 4x5 Sheet Film (10-Sheet Pack) is a heavy-duty, panchromatic black-and-white negative film designed for large-format view cameras. Unlike standard Tri-X 400, the Tri-X 320 TXP formulation is specifically engineered for professional portraiture, commercial studio setups, and low-contrast backlighting outdoors