Canon EOS A2 - Advanced Shooting Features; Exposure Control Features

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8. AE Lock
When you press the AE lock button, ¥lights in
the viewfinder to indicate that AE lock is set.
Once % appears the exposure remains
locked even if you release the AE lock button.
AE lock is available in P, Tv, Av and DEP
shooting modes.
e Whenthefilmwindingmodeis S or Qn,
the same exposure setting is used for all
continuous exposures.
AE lock operation for different AF focusing point selection and metering mode
combinations
Manual
focusing
point
Automatic
focusing
point
selection
Evaluative metering
selection
Locks metered value based | Locks metered value based on selected AF
on selected AF focusing focusing point after focusing is completed
point with the shutter button pressed halfway.
Spot metering
Locks metered value based on center AF focusing point
Center-weighted average
metering
Locks metered value based on center AF focusing point