Nikon 6MB07411-03 User Manual (en)

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Image Quality
The D3S supports the following image quality options. See page 
420 for information on the number of pictures that can be stored 
at different image quality and size settings.
Option
File type
Description
NEF (RAW)
NEF
RAW data from the image sensor are saved 
directly to the memory card in Nikon Electronic 
Format (NEF). Use with images that will be 
transferred to a computer for printing or 
processing.
TIFF (RGB)
TIFF 
(RGB)
Record uncompressed TIFF-RGB images at a bit 
depth of 8 bits per channel (24-bit color).
 
TIFF is 
supported by a wide variety of imaging 
applications.
JPEG fine
JPEG
Record JPEG images at a compression ratio of 
roughly 1:4 (fine image quality).
*
JPEG normal
Record JPEG images at a compression ratio of 
roughly 1:8 (normal image quality).
*
JPEG basic
Record JPEG images at a compression ratio of 
roughly 1:16 (basic image quality).
*
NEF (RAW)+
JPEG fine
NEF/
JPEG
Two images are recorded, one NEF (RAW) image 
and one fine-quality JPEG image.
NEF (RAW)+
JPEG normal
Two images are recorded, one NEF (RAW) image 
and one normal-quality JPEG image.
NEF (RAW)+
JPEG basic
Two images are recorded, one NEF (RAW) image 
and one basic-quality JPEG image.
Size priority selected for JPEG compression.