Canon Pro90 PowerShot Pro90IS Camera User Guide - Page 45

Adjusting the Zoom Focal Length

Page 45 highlights

Adjusting the Zoom (Focal Length) Focal length can be adjusted from 7 to 70 mm (equivalent to 37 to 370 mm in 35 mm film format). Telephoto / Wide Angle • Twist the zoom ring toward (telephoto). • Twist the zoom ring toward (wide angle). to zoom in to zoom out Digital Zoom • An image already zoomed with the optical zoom lens can be further zoomed digitally by 2 or 4 times (p. 55) and shot. • The digital zoom combines the optical zoom with a digital teleconverter function. The resolution is coarser than with pure optical magnification. Shooting - Letting the Camera Select Settings 43

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Shooting - Letting the Camera Select Settings
43
Adjusting the Zoom (Focal Length)
Focal length can be adjusted from 7 to 70 mm (equivalent to 37 to 370 mm in
35 mm film format).
Telephoto / Wide Angle
Twist the zoom ring toward
to zoom in
(telephoto).
Twist the zoom ring toward
to zoom out
(wide angle).
Digital Zoom
An image already zoomed with the optical
zoom lens can be further zoomed digitally by 2
or 4 times (p. 55) and shot.
The digital zoom combines the optical zoom with a digital teleconverter function.
The resolution is coarser than with pure optical magnification.