Canon 3814B004 - EOS 7D Digital Camera SLR, Instruction Manual

Page: 64 / 296

64
Set the ISO speed (image sensor’s sensitivity to light) to suit the
ambient light level. In the fully-automatic modes (
1
/ C ), the ISO
speed is set automatically (p.65).
1
Press the < m > button.
(
9
)
2
Set the ISO speed.

While looking at the LCD panel or
viewfinder, turn the <
6
> dial.

It can be set within ISO 100-6400 in
1/3-stop increments.

With “ A ” selected, the ISO speed will
be set automatically (p.65).
ISO Speed Guide
i
: Setting the ISO Speed
N
ISO Speed
Shooting Situation
(No flash)
Flash Range
100 - 400 Sunny outdoors
The higher the ISO speed,
the farther the flash range
will be (p.116).
400 - 1600 Overcast skies or evening time
1600 - 6400, H Dark indoors or night

If [ 8 C.Fn II -3: Highlight tone priority ] is set to [ 1: Enable ], ISO 100/
125/160 and “ H ” (equivalent to ISO 12800) settings cannot be set
(p.225).

Using a high ISO speed or shooting in high-temperature conditions may
result in more grainy images. Long exposures can also cause irregular
colors in the image.

When you shoot at high ISO speeds, noise (horizontal banding, dots of
light, etc.) may appear.
With [ 8 C.Fn I -3: ISO expansion ] set to [ 1: On ], “ H ” (equivalent to ISO
12800) can also be set (p.222).