Elmo PTC-200C 사용자 설명서

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[4] Lens operation

(1) Zoom operation

• The object is zoomed in (appears larger in the

screen) when

TELE button of ZOOM is

pressed, or zoomed out (appears smaller in the

screen) when

WIDE button of ZOOM is

pressed.

• When

TELE button or

WIDE button is

held down for over one second, the zoom speed

increases.

(2) Focus operation

• When

AUTO button of FOCUS is pressed,

FULL AUTO FOCUS status is established. (However, focusing may be difficult

for such objects as listed below.)

Objects with no contrast between light and

dark, such as white walls and night views

Objects reflecting an intensive light

Objects moving fast

Objects with many horizontal stripes, such as

blinds

Objects viewed through a glass pane with

water drops or stains

• To adjust the focus manually, press

NEAR button or

FAR button.

When

NEAR button is pressed, the focus shifts near to you.

When

FAR button is pressed, the focus shifts far away from you.

(3) Iris operation

• When

AUTO button of the IRIS, the AUTO IRIS status (the brightness

remains unchanged even if the object is changed) is established.

• To adjust the iris manually, press

OPEN button or

CLOSE button.

When

OPEN button is pressed, the iris opens.

When

CLOSE button is pressed, the iris closes.