7. Operation
7.6 Objectives
The objective must be moved manually into the light path. Be sure that the nosepiece turret locks into place.
The objective’s position in the turret is factory- set and must be adhered to while screwing in the objectives (see Objective Assembly → p. 19)
When you rotate the objective into position, the microscope automatically recognizes:
•Start with a small level of magnification. Then switch to the next higher objective.
•For immersion objectives use the appropriate
immersion medium.
OIL: only use optical immersion oil according to DIN/ISO standards. Cleaning → p. 65.
W:Water immersion.
IMM: Universal objective for water, glycerol, oil immersion.
•the selected contrast method
•the optimal settings for field and aperture diaphragm
•the optimal condenser setting
The objective magnification and the total magni- fication appear in the display → p. 35.
Caution!
Follow safety instructions for immersion oil!
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