8. Operation

¥For immersion objectives use the appropriate immersion medium.

OIL: only use optical immersion oil

according to DIN/ISO standards. Cleaning p. 107.

W:Water immersion.

IMM: Universal objective for water, glycerol, oil immersion.

Caution!

Follow safety instructions for immersion oil!

￿Select objectives via

￿variable function buttons on stand and SmartMove

￿Leica Application Suite (LAS) Software

￿Manual selection

Changing the operating modes “dry” (DRY) and “immersion” (IMM)

Changing the operating mode

¥First, select the operating mode (Imm or Dry) using the function buttons.

The operating mode may also be selected in the Leica Application Suite (LAS).

¥The objective turret is lowered to its bottom stop. This is to permit the application of the immersion liquid when changing from a dry to an immersion objective. It also permits the re- moval of the liquid when changing to dry mode.

The current objective remains in the beam path.

¥Next, press the button for the objective you in- tend to use.

Note:

If the Imm or Dry operating mode buttons are pressed accidentally, the original mode can be restored by pressing the appropriate button.

Each objective is assigned to a specific objec- tive category:

1)Dry objectives (DRY)

2)Immersion objectives (IMM)

￿Change operating mode via

￿variable function buttons on stand and SmartMove

￿Leica Application Suite (LAS) Software

Note:

It is possible to use objectives for both operating modes.

The mode can be assigned in the Leica Applica- tion Suite (LAS).

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Leica DMI3000B, DMI6000B, DMI4000B OIL only use optical immersion oil, Select objectives via, Changing the operating mode