Canon EOS Rebel T6s EF-S 18-135mm IS STM Lens Kit 手册

132

Set the ISO speed (image sensor’s sensitivity to light) to suit the 
ambient light level. In Basic Zone modes, the ISO speed is set 
automatically (p.134).

Press the <g> button 

(9)



While looking at the LCD panel or in 
the viewfinder, turn the <6> or 
<5> dial.



“A” indicates ISO Auto. The ISO 
speed will be set automatically 
(p.134).

* High ISO speeds will result in grainier images.

g

: Changing the ISO Speed to Suit the LightK

(No flash)

ISO 100 - ISO 400

Sunny outdoors

The higher the ISO 
speed, the farther the 
flash range will extend 
(p.176).

ISO 400 - ISO 1600

Overcast skies or evening time

ISO 1600 - ISO 12800, H

Dark indoors or night

Under [54: Custom Functions (C.Fn)], if [2: ISO expansion] is set to [1: 
On], “H” (equivalent to ISO 25600) can also be selected (p.352).



Under [54: Custom Functions (C.Fn)], if [3: Highlight tone priority] is 
set to [1: Enable], ISO 100 and “H” (equivalent to ISO 25600) cannot be 
selected (p.353).



Shooting in high temperatures may result in images that look grainier. 
Long exposures can also cause irregular colors in the image.