Sigma FP User Manual page 62

The Image Magnification function can be assigned to the AEL button.

Also, you can double-tap the touch panel to enable Image Magnification

in the same way as when using the
MF DISPLAY
(CINE/STILL)
This function displays the scale bar that is useful for focusing in MF mode.
[ / SHOOT] → [Focus] → [MF Display]
Off
Scale Bar
Scale Bar
Shooting Distance
CAUTION
This setting is only available for compatible lenses.

FOCUS PEAKING
Emphasizes the outline of the focused part on the subject in the display.
This function is useful for focusing. For peaking, you can select easy-to-see
colors depending on the subject.
SHOOT] → [Focus] → [Focus Peaking]
[ /
Off (Default)
OFF
White
WH
62
Does not display the scale bar.
Displays the scale bar on which the far side is on
-
the left and the near side is on the right.
Displays the scale bar on which the near side is
-
on the left and the far side is on the right.
Select the unit of shooting distance.
M (meter), FEET (feet)
button.
Black
BK
Red
R
Yellow
YE