Nikon D750 DSLR Camera (Body Only) - Manual (Page 432)

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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 ( T )
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 are visible in the
Preview
column.