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BX40

Fig. 12

Fig. 13

Valtage

hdicator

(Fig. 12)

1. Sliding the light intensity adjustment

lever @ upward increases the

voltage, making illumination brighter.

2. The numerals to the right of the voltage indicator LEDs @ indicate the

voltage.

'Engaging the Light

k&!nSity

hZSE!t

&utton

(Fig. 131

The light intensity preset button @ makes it possible to limit the light

intensity to a preselected

level regardless of the Position of the light

intensity adjustment

lever.

1. Push the light intensity preset button @ to the ON Position. (The face

of the button lights when the button is ON.)

2. Using a small screwdriver,

turn the preset adjustment

screw @ to

obtain the required light intensity. Turning the screw clockwise increases

brightness.

3. Switch the light intensity preset button OFF and brightness returns to

the level set by the light intensity adjustment

lever.

* Moving the light intensity

lever does not affect brightness

while

the light intensity

preset button is ON

Using

the Light Intensity

Preset Button

The light intensity preset button allows you to temporarily adjust brightness to a preset level for applications such

as photomicrography,

making it unnecessary to manually adjust the brightness each time you take a Photograph.

0 Before shipment from factory, the preset level is set to an intensity suggested for photomicrography.

OThe

light intensity preset button is also useful when using two different objectives alternatingly, helping you to

avoid manually adjusting the brightness each time you Change magnification.

Fig. 14

Accessory

Filter

(Fig. 14)

You tan place a 45 mm diameter filter in the filter holder on the light exit

at the base of the microscope. If you need to use two or more filters at

once, use a filter cassette.

Ir When using a filter cassette, you tan additionally

use a Single

filter with a thickness of less than 3 mm over the light exit glass.

* When using interference filters, such as 45LBD-IF, in the filter holder

over the light exit glass, flares may become conspicuous.

lf this

occurs, slightly tilt the filter.