This larger version of the proof printer has a plain glass pressure plate to allow proofing of four 4 x 5in (10 X 12.5cm) negatives, one 8 x 10in (20.3 x 25.4cm) negative, or other formats on a single sheet of paper. Ideal for holding prints up to l0 x 12in ( 25.4 x 30.5cm) flat for copying.