Image Size - Nikon D3100 Reference Manual

Image Size

Image size is measured in pixels. Choose from the following options:
Image size
# Large
$ Medium
% Small
* Approximate size when printed at 300 dpi. Print size in inches equals image size in pixels
divided by printer resolution in dots per inch (dpi; 1 inch=approximately 2.54 cm).
1
Place the cursor in the information display.
If shooting information is not displayed in the monitor, press the P button.
Press the P button again to place the cursor in the information display.
z
2
Display image size options.
Highlight the current image size in the
information display and press J.
3
Choose an image size.
Highlight an option and press J. To return to
shooting mode, press the shutter-release button
halfway.
A
The Shooting Menu
Image size can also be adjusted using the Image size option in the
shooting menu (0 131).
A
The Fn Button
Image quality and size can also be adjusted by pressing the Fn button
and rotating the command dial (0 146).
66
Size (pixels)
4,608 × 3,072
3,456× 2,304
2,304 × 1,536
Information display
29.3 × 19.5/11.5 × 7.7
P button
*
Print size (cm/in.)
39 × 26/15.4 × 10.2
19.5 × 13/7.7 × 5.1