Guides

Technical guides for image to CAD conversion

Practical notes for professionals working on built heritage and decorated surfaces: how to shoot, how to prepare photoplans and orthophotos, how to calibrate scale, and how to bring SVG and DXF into your CAD workflow.

2026-08-06

Photographing an elevation for CAD conversion

Technical guide to shooting elevations and decorated surfaces for vectorisation: lighting, camera position, lenses, metric references and the mistakes to avoid.

2026-09-14

Degradation mapping UNI 11182

Guide to preparing a metrically sound vector base for degradation mapping under UNI 11182: layers, tolerances, calibration and CAD file structure.

2026-09-14

From orthophoto to DXF without losing scale

Practical guide to preserving scale when moving from a photogrammetric orthophoto to a DXF: GSD, world files, GeoTIFF, resampling, recalibration.

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