Canon EOS 90D, Instruction Manual, Page: 376 / 888

164
Shooting With the Built-in Flash
Using the built-in fl ash is recommended when the <
I
> icon appears in the
viewfi nder or on the screen, when subjects in daytime shots are backlit, or
when shooting under low light.
1
Press the <
I
> button.
2
Press the shutter button halfway.

Confi rm that a <
I
> icon appears in the
viewfi nder or on the screen.
3
Take the picture.

The built-in fl ash fi res according to
[Flash fi ring]
settings ( = 169).

To retract the built-in fl ash after shooting,
push it down with your fi ngers until it
clicks into place.
Approximate Built-in Flash Range
(approx. range in meters / feet)
ISO Speed
( = 213)
EF-S18-135mm f/3.5-5.6 IS USM
Wide-angle End Telephoto End
f/3.5 f/5.6
100 1–3.4 / 3.3–11.2 1–2.1 / 3.3–6.9
400 1–6.9 / 3.3–22.6 1–4.3 / 3.3–14.1
1600 1.7–13.7 / 5.6–44.9 1.1–8.6 / 3.6–28.2
6400 3.4–27.4 / 11.2–89.9 2.1–17.1 / 6.9–56.1
* It may not be possible to obtain standard exposure when shooting distant subjects at
high ISO speeds, or under certain subject conditions.