Convert 3fr to sk1

What is the difference between .3fr and .sk1?

Description: Digital photo captured by a Hasselblad digital camera; saves the photo in a RAW format as captured directly by the digital camera's CCD; used for saving photos natively before applying touch-ups, such as white balance or color corrections.; An SK1 vector graphic file is a file format primarily used by the sK1 illustration program, which focuses on providing professional-quality design features for prepress processing. Unlike other vector formats, the SK1 file format is unique for its support of CMYK color, which is crucial for color accuracy in printing. It also includes advanced features such as color profiles and spot colors, making it particularly suitable for tasks that require precise color matching and high-quality print outputs.