image width pixels resolution for Journal
image width, pixels, resolution for bitmap images Image resolution, number of pixels and print size are related mathematically: Pixels = Resolution (DPI) × Print size (in inches); 300 DPI for halftone images; 500 DPI for combination art; 1000 DPI for line art. 72 Points in one inch. TARGET SIZE Image width Pixels at 300 dpi Pixels at 500 dpi height Minimal size 30 mm (85 pt) 354 591 Single column 90 mm (255 pt) 1063 1772 5 1.5 column 140 mm (397 pt) 1654 2756 Double column (full width) 190 mm (539 pt) 2244 3740