Professional Calibration Targets Generator

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Generate high-precision printable calibration targets for camera calibration and photogrammetry. Print at 100% / Actual size to preserve accurate measurements. For chessboards, inputs are inner corners (intersection points).

Target Parameters

Target Type

Paper Format

Margin (mm)

Chessboard Configuration

Rows (inner corners)

Cols (inner corners)

Square Size (mm)

Note: OpenCV detects inner corners (intersection points). Printed squares = (rows + 1) × (cols + 1)

Initializing...

Live Preview

Preview Note: Scale is proportional for display. Physical dimensions are preserved in the exported PDF.

Printing Instructions

Use high-quality white paper (minimum 80gsm recommended)
Print at 100% scale / Actual size - disable "Fit to page"
Use a laser printer for best precision and contrast
Verify printed dimensions with a ruler before use
For best results, mount on rigid backing (foam board, etc.)

Citation

If you use Digital Plant Phenotyping Platform v25.0 or any of its applications in your research, please cite it as:

LiangchaoDeng. (2025). smiler488/smiler488.github.io: Digital Plant Phenotyping Platform v25.0 (v25.0.0). Zenodo.
https://doi.org/10.5281/zenodo.17544584

Click to copy APA citation.

BibTeX citation (Zotero → File → Import from Clipboard)

Click to copy BibTeX to clipboard for Zotero import.

@software{Deng2025_DPPP_v25,
  author       = {Deng, Liangchao},
  title        = {Digital Plant Phenotyping Platform (v25.0)},
  year         = {2025},
  publisher    = {Zenodo},
  doi          = {10.5281/zenodo.17544584},
  url          = {https://doi.org/10.5281/zenodo.17544584},
  note         = {[Computer software]}
}