HP R818 - Manual (Page 45)

45 Taking Pictures and Recording Video Clips
Optical Zoom
Optical zoom moves the lens between wide angle (1x) and
telephoto (5x).
While in Live View, press
and on
the Zoom lever. A zoom indicator (see
page 44) appears as you zoom in or
out.
Digital Zoom
After you have extended the lens fully using optical zoom,
the camera employs digital zoom, displaying a yellow frame
around the scene. You can use digital zoom to eliminate
unwanted portions of the scene.
1. While in Live View, press
on the Zoom lever to
optically zoom to the maximum level, then release the
lever.
2. Press and hold until the
image you want to capture fills
the yellow frame. If you zoom in
too far, press . A zoom
indicator (see page 44) appears
on the Image Display as you
zoom in and out, and the
resolution number on the right side of the screen indicates
the resolution at which the image will be captured.
3. When the image you want fills the yellow frame, press the
Shutter button halfway down to lock focus and exposure,
and then press it all the way down to take the picture.