JVC LYT0329-001B manual Iris Lock, Centre SUBJECT, Lock Iris, To Return To Automatic Iris Control

Power lamp

			F
		F
	Y	O	5S
	A
	L
	P
			Lock Button
Select Dial			Power Switch
Display
FOCUS	AUTO		Manual Mode Item
			Menu
EXPOSURE	MANUAL
W. BALANCE	AUTO
FADER	OFF
/ WIPE
P. AE	OFF
/ EFFECT	0
FLASH ADJ.

4END

EXP.

0 L

Iris lock indicator

EN39

Iris Lock

Use this function when shooting a moving subject, when zooming, when the subject changes its distance (thus its size in the LCD monitor or the viewfinder), or when you want to lock the brightness level.

When the subject is close, keep the iris locked. Even when the subject moves away from you, the image will not darken or brighten.

1	SELECT OPERATION MODE
	Set the Power Switch to “ ” or “ ” while pressing
	down the Lock Button located on the switch, and pull
	out the viewfinder fully or open the LCD monitor
	fully.
2
	ACCESS MANUAL MODE ITEM MENU
	Press the Select Dial. The Manual Mode Item Menu
	appears.
3
	ACCESS EXPOSURE CONTROL
		RECORDING
	Move the highlight bar to “EXPOSURE” by rotating
	the Select Dial and then press it. Rotate the Select
	Dial to display “MANUAL”, then press it. “EXP.” is
	displayed.
4
	CENTRE SUBJECT, LOCK IRIS
	Adjust zoom so that the subject fills the LCD monitor
	or the viewfinder, then press and hold the Select Dial
	for over 2 seconds. The exposure control indicator
	and “ ” appear, indicating that the iris is locked.
	Press the Select Dial. The indication displayed in the
	upper left corner changes from “EXP.” to “MANUAL”.
To Return To Automatic Iris Control . . .
.... rotate the Select Dial to display “AUTO” then press it
in step 3. The exposure control indicator and “ ”
disappear. Or set the Power Switch to “ ”.

NOTE:

Iris lock is recommended in the following situations:

●When shooting on a reflective natural background such as at the beach or when skiing.

●When shooting objects under a spotlight.

●When the subject is backing away.

●When zooming.

To Lock The Exposure Control And The Iris . . .

.... after step 3, adjust the exposure rotating the Select

Dial. Then lock the iris in step 4. For automatic locking, rotate the Select Dial to display “AUTO”, then press it in step 3. The iris becomes automatic after about 2 seconds.

Iris

Works like the pupil of the human eye. In a well-lit environment, the human pupil contracts to keep too much light from entering. In low lighting, the pupil dilates to allow more light in.