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Display Sizing
Image height and viewer distance calculator
Note: Use Consistent Units Throughout
Base Parameters
48" seated / 60" standing
Additional Parameters & Results
Choose a card based on what value you need to solve. All outputs use the same units as your inputs.
Find Farthest Viewer
Required inputs
Select the Known Image Parameter and Enter its Value
Farthest Viewer—
More results shown after calculation
Find Min Image Height
Required inputs
Min Image Height—
More results shown after calculation
Find Min % Element Height
Required inputs
Select the Known Image Parameter and Enter its Value
Min Element Height %—
More results shown after calculation
References
Key Formula: Image Height = Farthest Viewer ÷ (2 × %Element Height)
Viewing Ratio: VR = 2 × %Element Height | VR = Farthest Viewer ÷ Image Height
Closest Viewer: Based on 30° max vertical viewing angle above eye level
| Min VR | Max VR | Min %EH |
|---|---|---|
| 0.80 | 1.00 | 0.50% |
| 1.00 | 1.50 | 0.75% |
| 1.50 | 2.00 | 1.00% |
| 2.00 | 3.00 | 1.50% |
| 3.00 | 4.00 | 2.00% |
| 4.00 | 5.00 | 2.50% |
| 5.00 | 6.00 | 3.00% |
| 6.00 | 7.00 | 3.50% |
| 7.00 | 8.00 | 4.00% |
| 8.00 | 9.00 | 4.50% |
| 9.00 | 10.00 | 5.00% |