Olympus BX53 Petunjuk Manual - Halaman 18

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Fig. 13

Using the ECO/NORMAL Switch

} The ECO mode helps prevent leaving the halogen bulb ON while the

microscope is not used.

1. Press the ECO/NORMAL switch 3 to ON (so that the ECO indicator |

lights in green). Hereafter, when the human sensor 5 of the microscope

has not detected human motion, etc. for more than about 30 minutes,

the lighting halogen bulb is turned OFF automatically (the ECO indicator

| lights in red).

2. To turn the bulb ON again after it has been turned OFF automatically:

· Set the main switch to "

· Press the ECO/NORMAL switch 3 twice.

} In the ECO mode, the human sensor may sometimes be unable to detect

a human body and the halogen bulb be turned OFF during use of the

microscope in the following cases.

· When the heat source (human skin, etc.) in the detection range of

the human sensor hardly moves or moves at a high speed.

· When far-IR rays from the sun or incandescent lamp is directly incident

on the human sensor.

· When an object that transmits little far-IR rays, such as glass or acrylic

plate, is located between the human sensor and the person operating

the microscope.

· When there is little difference between the ambient temperature and

the body temperature of the person.

} In the ECO mode, the halogen bulb may not be turned OFF automatically

in the following cases. In addition to these cases, the halogen bulb may

neither be turned OFF in the case of sensor detection error.

· When the sensor detects the movement of a heat source other than

human body.

· When the sensor detects a heat source that repeats heat generation,

such as a motor repeating ON-OFF.

· When the temperature in the detection area changes suddenly, for

example due to hot/cold winds of an air conditioner or vapor from

a room humidifier.

Using the Filters

} You can place a filter in the light path with one of the following methods.

· Push in the knob of the desired built-in filter to engage it in the light

path. (Page 15)

· Place a filter on the filter mount on the base and engage in the light

path. (Page 15)

· Insert a filter in the U-FC filter cassette, attach it on the filter mount

and engage it in the light path by sliding the filter lever. (Page 15)

" (OFF) then " I " (ON) again.