Canon CHDK User Manual page 32

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Show Zoom
Z:n /n.nx in Miscellaneous Values. Displays the current Zoom position of the lens.
Z:n = zoom position, from 1 to 14
• Show Zoom value as [X, FL, EFL]
Method of displaying the Zoom position of the lens
X – as a multiple of the shortest focal length, as in 6X.
FL – as the actual focal length of the lens, as in 34.8 mm.
EFL – as the effective focal length, (35 mm Equivalent, as in 210 mm).
Adaptor Lens Scale, 100= 1x
Adjusts the zoom value above by a multiplier, which is based on the converter lens that is
installed on the camera. For a 0.7x wide converter use 70. For a 1.75x tele converter use
175.
Show 'real' Aperture
Av in Miscellaneous Values. This is the actual aperture setting after any override aperture
adjustments have been applied.
Show 'real' ISO
I-R in Miscellaneous Values. Displays the actual ISO value after overrides or bracketing have
been applied.
Show 'market' ISO
I-M in Miscellaneous Values. Displays Canon's ISO value, which is not always the same as
the actual ISO value.
Show ISO only in Autoiso mode
Display the ISO value only when the camera is in Auto ISO mode.
Show Set Exposure Ev (Tv+Av)
Evs in Miscellaneous Values.
Show camera exposure value based on the values of shutter speed and aperture.
Show Measured Ev (Bv+Sv)
(brightness value + scene sensitivity set in a camera)
Show Set Bv (Brightness Value)
Bvs in Miscellaneous Values.
Internal-brightness scenes through recalculation of the parameters established in the camera. Just
Av-Sv + Tv.
Show Measured Bv
Displays the measured brightness value, as written in the Exif data.
Show Overexp. Value (No Flash!)
Indicates a calculated overexposure value. Av-Bv-Sv + Tv
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