3. Settings and adjustments for shooting (cont’d)

Focus adjustment

Back focus adjustment can be performed on the KY-F1030. When using a lens that is not provided with function for adjustment of back focus, make the adjustment as described in the following. Perform this adjustment while observing the PC’s monitor screen.

4. Shooting a computer monitor screen Shooting a PC monitor

Horizontal line noise will appear on the screen when attempting to record images on a PC monitor or display. To clear this noise, KY-F1030 shutter speed must be adjusted with scan speed of the monitor.

* When using a lens that is pro-

vided with function for adjust-

ment of back focus, make the

Male

In the digital output mode, the settings should be performed using the special application software [KY-LINK].

adjustment on the lens side.

Focus ring

Female

[FOCUS] [LOCK]

1.

2.

Open the side switch panel, and press the [MENU] button. The [MENU (QUICK)] screen appears on the monitor screen.

Press the [UP] or [DOWN] button to select [SHUTTER], then press [SET] (The set value of [SHUTTER] item will be displayed in purple).

1.

Using a screwdriver, loosen the [LOCK] backfocus lock-

Set the

ing screw by turning it counterclockwise.

EEI

mode

 

2.

Open the lens’ iris.

Inside window

 

 

[UP]

3.

Use the [UP] or [DOWN] button to change the set value

 

 

 

 

[MENU]

UP/AW

 

 

to “V. SCAN”, then press the [SET] button (The set value

 

[SET]

 

MENU

SET

[DOWN]

 

 

 

DOWN

 

of [SHUTTER] item will return to white).

1 2 3 4

 

 

 

3.

If the image is blurred with white, make the setting in

1.

 

the EEI mode.

 

[MENU (QUICK)] screen (  page E41)

 

 

 

4.

Zoom lens to maximum telephoto position.

 

5.

Adjust the focus of the lens.

 

6.

Zoom lens to maximum wide-angle position.

7.

7.

Turn the [FOCUS] backfocus adjustment screw to ob-

 

tain optimal focus.

 

 

 

8.

Repeat steps 4 through 7 two or three times.

PC monitor Select V.SCAN

4.

Next, press the [UP] or [DOWN] button to select [SHUT-

 

TER SPEED], then press the [SET] button.

5.

Press either [UP] or [DOWN] to change the shutter

 

speed.

Bar

When a black bar can be seen on the screen:

 

 

decrease the shutter speed by pressing the [DOWN]

 

button.

 

When a white bar can be seen on the screen:

 

increase the shutter speed by pressing the [UP] but-

 

ton.

6.

Press the [SET] button when the bar is at its minimum.

 

Data is registered to KY-1030 memory.

Pressing the [MENU] button without pressing the [SET] button

will return the unit to its previous settings without confirming

the changes.

9.

Turn the [LOCK] backfocus locking screw clockwise to

 

lock.

MENU (QUICK) screen

7.

Press the [MENU] button to return to the normal screen.

 

MEMO

 

 

The vertical scan frequency differs depending on the PC type and the horizontal bar may not be

completely cleared away. The frequency may also change depending on the software used.

E24

E25

 

Page 15
Image 15
JVC KY-F1030 Focus adjustment, Shooting a computer monitor screen Shooting a PC monitor, Shutter item will return to white