Zoom Controller (Record mode)
Zoom telephoto
Zooms the camera's lens towards the telephoto focal length, maximum optical zoom of 105 mm (35 mm equiv.). A full zoom from wide to tele takes 2.0 seconds.
Image Size Zoom Control:
None
With cameras compatible with auto zoom, it zooms automatically to match the camera's image (sensor) size ...
Proportional Zoom Control - The zoom is determined on how long you hold down the control.
Flash units with no manual zoom controls will always shoot at 24mm. However wireless slaves with manual zoom controls can be very useful in wireless mode since they let you set up your slave units around the scene, ...
And they use intelligent scrolling arrows and zoom controls that don't take up much space compared to the quirky zoom boxes and very old compass rose of DeLorme or fairly simplistic scale drop down of Garmin.
Other zoom lenses have a separate zoom control ring that is turned to adjust the focal length. Rapidly replacing the 50mm lens as a standard lens, most standard zoom lenses have a focal length of from 35-70mm.
for some camcorders, particularly inexpensive digital models based on MiniDV or DVD media, to describe fully automatic operation (autofocus, automatic gain control and white balance, etc) with minimal operator interaction except for zoom control and ...
 See also: Zoom, Camera, Image, Display, Shutter
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