Free online TIFF to STL converter

Understanding TIFF and STL file formats

TIFF (Tagged Image File Format) is a widely used raster image format, popular for storing high-quality graphics, photographs, and scanned images. It supports lossless compression and is commonly used in publishing, medical imaging, and graphic design.

STL (Stereolithography) is a 3D model file format used primarily for 3D printing and computer-aided design (CAD). STL files describe the surface geometry of a three-dimensional object without color or texture information, making them ideal for rapid prototyping and manufacturing.

Why convert TIFF to STL?

Converting a TIFF image to an STL file is useful when you want to transform a 2D image (such as a logo, drawing, or medical scan) into a 3D model for printing or visualization. This process is often used in fields like medical modeling, art, and engineering.

How to convert TIFF to STL

The conversion from TIFF to STL involves two main steps: converting the 2D image into a heightmap or vector format, and then generating a 3D mesh from that data. Here’s a typical workflow:

1. Convert TIFF to a black-and-white or grayscale image (if not already in that format). This helps in creating a heightmap for 3D modeling.
2. Use a software tool to generate a 3D model from the image. The software interprets the brightness of each pixel as height, creating a 3D relief or lithophane.
3. Export the 3D model as an STL file for 3D printing or further editing.

Best software for TIFF to STL conversion

• Image to Lithophane (3dp.rocks/lithophane): A free online tool that converts images (including TIFF) into 3D lithophanes and exports STL files.
• Materialise Mimics: Advanced medical imaging software that can convert medical TIFF scans into 3D STL models, ideal for professional use.
• Blender: Open-source 3D modeling software. Import your TIFF as a texture, create a displacement map, and export as STL via File → Export → STL.
• Photoshop + Cura: Use Photoshop to prepare the image, then import into Ultimaker Cura’s lithophane plugin to generate and export an STL.

Tips for successful conversion

• Use high-contrast, high-resolution TIFF images for best results.
• Clean up the image to remove noise or unwanted details before conversion.
• Adjust the depth and scale settings in your chosen software to achieve the desired 3D effect.

Conclusion

Converting TIFF images to STL files enables you to bring 2D graphics into the 3D world for printing and modeling. With the right tools and preparation, you can create detailed and accurate 3D models from your images.