Are you curious about what sort of file does 3D viewer use? Whether you're an artist, designer, or hobbyist, understanding the file formats supported by 3D viewers is essential for working with 3D models. 3D viewers can support a variety of file formats, each with its own advantages and limitations. Understanding these file formats can help you optimize your 3D workflow and ensure compatibility with different software and hardware. The most common file formats used by 3D viewers include STL, OBJ, and FBX. STL (stereolithography) files are widely used for 3D printing and are compatible with most 3D printers. OBJ (object) files are versatile and widely supported, making them a popular choice for 3D modeling and animation. FBX (Filmbox) files are commonly used in the game development and animation industries, supporting a wide range of 3D data and animation. Other file formats, such as STEP, IGES, and DXF, are commonly used in the CAD (computer-aided design) industry for engineering and manufacturing purposes. These file formats are designed to store precise 3D geometry and enable interoperability between different CAD software. When choosing a file format for your 3D viewer, consider the specific requirements of your project and the compatibility with other software and hardware. Some file formats may offer better performance or more advanced features, while others may provide broader compatibility and ease of use. Ultimately, the choice of file format will depend on your specific needs and the requirements of your 3D modeling and visualization workflow. Whether you're creating 3D models for 3D printing, animation, or game development, understanding the file formats supported by 3D viewers is essential for achieving your creative goals. By choosing the right file format and optimizing your 3D workflow, you can ensure a smooth and efficient process for bringing your ideas to life in the world of 3D modeling and visualization.