Sigma SD15 - Setting the Sensitivity（Iso Equivalency

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SETTING THE SENSITIVITY （ ISO EQUIVALENCY ）
The photosensitivity of digital cameras is described in terms of “ISO
equivalent” like silver-halide film cameras. (ISO sensitivity P. 11 5 )
While pressing
the
button, rotate C dial
to set the desired ISO sensitivity.
z It is possible to select the ISO sensitivity from following.
(Auto), 100, 200, 400, 800, 1600
TIP
• If [ISO Auto] is selected, the ISO value will automatically change to ISO 100
or 200 depending on the light condition. When using the flash, the ISO value
is changed to ISO 100, 200 or 400 automatically.
• If the Extended Mode in Camera Set-up menu (P.28) is set to “On”, it is
possible to use ISO sensitivity from ISO50 to 3200. For more detailed
information, please refer to P.80 “Extended Mode”.
CAUTION !!
• When Exposure Mode is set to M mode, it is not possible to select “Auto”.
When AUTO is selected in S , A , P mode and then change to M mode,
ISO100 will be applied.