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Exposure control, Iris lock, 38 iris lock – JVC GR-D390EK User Manual

Page 38: Pg. 38), Features for recording

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FEATURES FOR RECORDING

38

EN

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

“REC”

.

2

Set the recording mode to “M” (

੬ pg. 16)

.

3

Set “EXPOSURE” to “MANUAL” in

FUNCTION Menu. (

੬ pg. 33)

● The exposure control indicator appears.

4

To brighten the image, press

. To darken

the image, press

. (maximum ±6)

● +3 exposure has the same effect as the backlight

compensation. (

੬ pg. 39)

● –3 exposure has the same effect as when

“PROGRAM AE” is set to “SPOTLIGHT”.
(

੬ pg. 41)

5

Press SET or

. Exposure adjustment is

complete.

To return to automatic exposure control
Select “AUTO” in step

3.

NOTES:

● You cannot use the manual exposure control at

the same time when “PROGRAM AE” is set to
“SPOTLIGHT” or “SNOW” (

੬ pg. 41), or with the

backlight compensation.

● If the adjustment does not cause any visible

change in brightness, set “GAIN UP” to “AUTO”.
(

੬ pg. 32, 34)

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

“REC”

.

2

Set the recording mode to “M” (

੬ pg. 16)

.

3

Set “EXPOSURE” to “MANUAL” in

FUNCTION Menu. (

੬ pg. 33)

● The exposure control indicator appears.

4

Adjust zoom so that the subject fills the LCD

monitor or the viewfinder, then press and hold
SET or

for over 2 seconds. The “

indication appear.

5

Press SET or

. The iris is locked.

6

Press MENU. The Menu screen closes. The

” indication appears.

To return to automatic iris control
Select “AUTO” in step

3.

● The exposure control indicator and

disappear.

To lock the exposure control and the iris
After step

3, adjust the exposure by pressing

or

. Then lock the iris in steps

4 - 6. For

automatic locking, select “AUTO” in step

3. The

exposure control and the iris become automatic.

Exposure Control

Operation Mode
Exposure Level

MEMORY

VIDEO

±0
±1
±2
±3
±4
±5
±6

±0EV
±0.3EV
±0.7EV
±1.0EV
±1.3EV
±1.7EV
±2.0EV

Iris Lock