Calculadora de Exagero Vertical (Mapas 3D)
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
VE = escala_H / escala_V
About this calculator
The Vertical Exaggeration (VE) Calculator is a tool designed to determine the vertical exaggeration factor in 3D maps or elevation models. Vertical exaggeration is the ratio between the horizontal scale and the vertical scale of a map, expressed as VE = scale_H / scale_V. This value indicates how many times altitudes have been amplified relative to horizontal distances, being crucial for visualizing relief in flat areas.
The calculation is simple: enter the denominators of the horizontal and vertical scales (e.g., 1:50,000 for horizontal and 1:10,000 for vertical). The tool divides the horizontal denominator by the vertical one, resulting in the VE factor. A VE greater than 1 means the relief has been vertically exaggerated, while VE = 1 indicates faithful representation. Maps with very high VE can distort terrain perception.
Use this calculator when creating or analyzing 3D maps for geological studies, urban planning, hiking, or topography visualization. For example, when modeling a mountainous region with little altimetric variation, an appropriate VE (like 2x or 3x) enhances features. Avoid excessive VE (above 5x) on maps intended for navigation, as they can mislead about actual slope steepness.
Cautions: always ensure scales are in the same unit (meters, feet). VE does not alter data accuracy, only visual appearance. On maps with large altitude variation, a low VE (close to 1) is recommended to avoid unrealistic exaggeration. This tool is useful for both professionals and geotechnology enthusiasts.
Frequently asked questions
What does a VE of 1 mean?
VE = 1 means the horizontal and vertical scales are equal, so the map represents the relief without vertical exaggeration, with real proportions.
How to choose the best VE for my map?
For flat terrain, use VE between 2 and 5 to enhance relief. For mountainous areas, prefer VE close to 1 to avoid distorting slopes.
Does VE affect the accuracy of altitude measurements?
No. VE is only a visual amplification; actual altitudes remain unchanged. Measurements should be made based on the original vertical scale.
Can I use scales in different units (e.g., meters and feet)?
No. Scales must be in the same unit. Convert all to the same unit before calculating VE to avoid errors.
What is the difference between vertical exaggeration and vertical scale?
Vertical scale is the ratio between map distance and real altitude. Vertical exaggeration is the ratio of horizontal scale to vertical scale, indicating the relief amplification factor.