Exposure control, Iris lock, 30 iris lock – JVC GR-D250 User Manual
Page 30: Pg. 30), Exposure control iris lock
FEATURES FOR RECORDING
30
EN
MasterPage: Left
Manual exposure control is recommended in the
following situations:
● When shooting using reverse lighting or when the
background is too bright.
● When shooting on a reflective natural background
such as at the beach or when skiing.
● When the background is overly dark or the subject
is bright.
1
Set the Power Switch to “M”.
2
Set “p” to “MANUAL”. (
● The exposure control indicator appears.
3
To brighten the image, press +. To darken the
image, press –. (maximum ±6)
● +3 exposure has the same effect as the backlight
compensation. (
● –3 exposure has the same effect as when “r” is
set to “SPOTLIGHT”. (
4
Press MENU. Exposure adjustment is
complete.
To return to automatic exposure control
Select “AUTO” in step
2. Or, set the Power
Switch to “A”.
NOTES:
● You cannot use the manual exposure control at
the same time when “r” is set to “SPOTLIGHT”
or “SNOW” (
੬ pg. 34), or with the backlight
compensation.
● If the adjustment does not cause any visible
change in brightness, set “GAIN UP” to “AUTO”.
(
Like the pupil of the human eye, the iris
contracts in well-lit environments to keep too
much light from entering, and dilates in dim
environments to allow in more light.
Use this function in the following situations:
● When shooting a moving subject.
● When the distance to the subject changes (so its
size in the LCD monitor or the viewfinder
changes), such as when the subject is backing
away.
● When shooting on a reflective natural background
such as at the beach or when skiing.
● When shooting objects under a spotlight.
● When zooming.
1
Set the Power Switch to “M”.
2
Set “p” to “MANUAL”. (
● The exposure control indicator appears.
3
Adjust zoom so that the subject fills the LCD
monitor or the viewfinder, then press and hold
MENU for over 2 seconds. The exposure control
indicator and the “
” indication appear.
4
Press MENU. The “
” indication changes to
“
” and the iris is locked.
To return to automatic iris control
Select “AUTO” in step
2. Or, set the Power
Switch to “A”.
● The exposure control indicator and “ ”
disappear.
To lock the exposure control and the iris
After step
2, adjust the exposure by pressing +
or –. Then lock the iris in steps
automatic locking, select “AUTO” in step
2. The
exposure control and the iris become automatic.
Exposure Control
Iris Lock
GR-D250EW.book Page 30 Wednesday, January 26, 2005 3:44 PM