Canon EOS REBEL T8i Advanced User's Manual page 767

Exposure control
Metering functions under various shooting conditions
Item
Metering mode
Evaluative metering
Partial metering
Spot metering
Center-weighted average metering
Metering brightness range
* At 23°C/73°F, ISO 100
Exposure control under various shooting conditions (Creative Zone)
Item
Shutter speed
ISO speed (Recommended
exposure index)
ISO Auto (Recommended exposure
index)
Max. for ISO Auto
* 1: ISO 200 with [
* 2: H (equivalent to ISO 51200) with [2: ISO expansion] in [
[1:Enable].
* 3: H (equivalent to ISO 25600) with [2: ISO expansion] in [
[1:Enable].
* 4: Varies depending on [Max for Auto] setting.
* 5: Maximum limit may be lower depending on the ISO speed set by variable control of maximum ISO Auto
limit for E-TTL.
* 6: ISO 6400 when Digital zoom is set.
Optical viewfinder
216-zone (18 × 12)
metering using
approx. 220,000 pixel
RGB+IR metering
sensor TTL full-aperture
metering
Supported
Supported: Approx. 6.5%
of the screen
Supported: Approx. 2.0%
of the screen
Supported
EV 1 – 20
Still photo shooting
1/4000 – 30 sec., Bulb
1
ISO 100*
(in 1/3-stop increments)
• Without flash firing: ISO 100*
25600*
• Flash firing: ISO 100*
• Bulb exposure: ISO 400
ISO 400 – 25600 (in 1-stop
increments)
: Highlight tone priority] set to [Enable] or [Enhanced].
Still photo shooting
Live View
384-zone (24 × 16) metering using image sensor
output signals
Supported: Approx. 5.8%
of the screen
Supported: Approx. 2.9%
of the screen
EV –2 – 20
2
– 25600*
1
–
4
1 4
– 1600* *
: Custom Functions(C.Fn)] set to
: Custom Functions(C.Fn)] set to
767
Movie recording
Supported
* When faces are detected
with [
Supported
* When no faces are
detected
EV 0 – 20
Movie recording
1/4000 – 1/8 sec.
• 4K UHD: ISO 100*
(in 1/3-stop increments)
• Full HD / HD: ISO 100 – 12800*
(in 1/3-stop increments)
• 4K UHD: ISO 100*
• Full HD / HD: ISO 100*
5
3 4 6
12800* * *
3
ISO 6400 – 12800*
increments)
+Tracking]
–
–
1
– 6400
3
1
– 6400
1
–
(in 1-stop