Tool
Monitor distance calculator
Start around an arm’s length, then refine by diagonal size. Keep the top of the screen at or slightly below eye level for most desk work.
Suggested viewing distance—
Method
This calculator uses a practical range of about 1.0× to 1.5× the diagonal for everyday productivity monitors, tightened for text-heavy work and loosened a little for media review. Ultrawide and multi-monitor setups may need a closer center distance and angled side screens.