~550px on ~15cm I'd guess. With a sane text size as on HN for example I get about 30 lines of text on it. Browser sadly zoom the whole page nowadays, not just

~550px on ~15cm I'd guess. With a sane text size as on HN for example I get about 30 lines of text on it. Browser sadly zoom the whole page nowadays, not just the text. So that is not a good solution.