Canon YJ12X6.5B IRS-A - Manual (Page 29)

• Manual operation with the focus
ring of the lens:
Turn the focus ring clockwise, as
viewed from the camera, to focus the
lens on a closer object.
Turn it counterclockwise, as viewed
from the camera, to focus the lens
on a farther object.
5-2. FOCUS OPERATION
5-3. IRIS OPERATION
The iris can be operated automatically or manually by changing the position of the iris
operation mode change-over switch.
A (Automatic)
: Automatic iris operation by signals fed from the TV camera.
M (Manual)
: Manual iris operation by the iris ring of the lens.
(A) AUTOMATIC IRIS OPERATION
Slide the iris operation mode change­
over switch to the “A” position.
The video level (or the iris) is
automatically adjusted by signals sent
from the camera side.
The iris ring rotates automatically (driven
by a motor in the drive unit) so that the
video signal is kept at a constant level.
57