The SpectroProofer 17 from Epson is designed for the Stylus Pro 4900. It uses an X-Rite ILS20EP/EPUV spectrophotometer to calculate light intensity as a function of its wavelength. Most leading third-party RIPs and workflows are supported.
Adding SpectroProofer imparts three functional changes: Borderless printing and the front straight through thick-cut paper path are not available, minimum roll media cut length increases to 8.25 inches
Supports most leading third-party RIPs and workflows