Nikon D3300 Reference Manual page 293

2
Select the first image.
Use the multi selector to
highlight the first
photograph in the overlay.
To view the highlighted
photograph full frame,
press and hold the X
button. Press J to select the highlighted photograph and
return to the preview display.
3
Select the second image.
The selected image will appear as Image 1. Highlight
Image 2 and press J, then select the second photo as
described in Step 2.
4
Adjust gain.
Highlight Image 1 or Image
2 and optimize exposure for
the overlay by pressing 1 or
3 to select gain from values
between 0.1 and 2.0.
Repeat for the second
image. The default value is 1.0; select 0.5 to halve gain or 2.0
to double it. The effects of gain are visible in the Preview
column.
N The Retouch Menu: Creating Retouched Copies
273