R8 file extension - RAW graphics file
What is r8 file? How to open r8 files?
File type specification:
The R9 file extension is typically used for a file that contains data that have not been compressed, encrypted or processed in any manner. It often refers to digital camera files, but can refer to any type of data file. R8 is RAW graphics file (one byte per pixel) plane one (PicLab).