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GX53

Introduction ....................................................................................................................................................... 1

Safety precautions ...................................................................................................................................... 2

1 Nomenclature of units ........................................................................................................................ 9

2 List of combinable units .................................................................................................................10

3 Basic operations of the microscope

(Reflected light brightfield/darkfield observations) ................................................. 14

3-1 Reflected light brightfield/darkfield observation procedures .................................... 14

3-2 Turning ON the main switch....................................................................................................................16

3-3 Selecting the observation method ....................................................................................................17

3-4 Selecting between the eyepiece light path and the camera light path ..........18

3-5 Placing a sample ..............................................................................................................................................19

Placing a sample ........................................................................................................................................................................19

Moving the sample ...................................................................................................................................................................19

3-6 Selecting the objective ...............................................................................................................................20

3-7 Focusing................................................................................................................................................................... 21

Focusing ............................................................................................................................................................................................. 21

Removing the fine focusing knob ...............................................................................................................................21

Adjusting the tension of the coarse focusing knob .................................................................................... 21

3-8 Adjusting the brightness ...........................................................................................................................22

When the reflected LED light source is combined ......................................................................................22

When the halogen lamp housing is combined ..............................................................................................22

When the mercury lamp housing is combined ...............................................................................................22

When the light source is combined ..........................................................................................................................22

3-9 Adjusting the observation tube ...........................................................................................................23

Adjusting the interpupillary distance ........................................................................................................................23

Adjusting the diopter ...............................................................................................................................................................23

Using the eye shades ............................................................................................................................................................25

Adjusting the tilting (U-TBI90 only) .............................................................................................................................. 25

3-10 Adjusting the aperture diaphragm (AS) .....................................................................................26

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