PNG, or Portable Network Graphics, is a raster image format that uses lossless compression. It is ideal for displaying 2D renderings of 3D models.
All file typesPNG retains image quality better than JPEG and supports transparency. It is also widely compatible with most image display programs.
PNG files are usually larger than JPEG files, which can be a problem for storage or transfer. Also, like JPEG, PNG does not support 3D data.
See how files are formatted.
BBook at the pros and cons of each file format.