Choose a compression type and bit depth for NEF (RAW) photographs.
NEF (RAW) Compression
| 
                                                          Option  | 
                                                      
                                                          Description  | 
                                                   |
|---|---|---|
| 
                                                          N  | 
                                                      
                                                          []  | 
                                                      
                                                          NEF images are compressed using a reversible algorithm. The resulting files are about 60% to 80% the size of uncompressed pictures.  | 
                                                   
| 
                                                          O  | 
                                                      
                                                          []  | 
                                                      
                                                          NEF images are compressed using a non-reversible algorithm. The resulting files are about 45% to 65% the size of uncompressed pictures.  | 
                                                   
NEF (RAW) Bit Depth
| 
                                                          Option  | 
                                                      
                                                          Description  | 
                                                   |
|---|---|---|
| 
                                                          q  | 
                                                      
                                                          []  | 
                                                      
                                                          NEF (RAW) images are recorded at a bit depth of 12 bits.  | 
                                                   
| 
                                                          r  | 
                                                      
                                                          []  | 
                                                      
                                                          NEF (RAW) images are recorded at a bit depth of 14 bits. Files recorded at a bit depth of 14 bits contain more color data than pictures recorded using []. Files recorded at a bit depth of 14 bits are also larger than pictures recorded using [].  | 
                                                   
