Canon EOS-3 Instructions Manual page 59

● The exposure settings obtained with multi-spot meter readings are
canceled in the following cases:
1. After a spot meter reading is taken, 16 seconds elapse.
2. You press the <
3. After taking the picture, you release the shutter button.
Up to eight spot meter readings can be taken for one picture. If you press the <
button to try and take a ninth spot meter reading, no spot meter reading will register.
Multi-spot metering can be fixed at the center or linked to the active focusing point.
>, < >, or <
Metering Modes
> button.
>
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