Canon EF-S18 Instruction page 11

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Close-up Lenses (Sold separately)
Attaching a 5000 (72mm) Close-up Lens
enables close-up photography.
Magnification will be 0.39x - 0.04x.
aJ
$,
Close-up Lens 2500 cannot be attached
because there is no size that fits the lens.
*
Manual focusing is recommended for accurate
focusing.
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