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7. Startup
For Leica DM4000 M/DM4500 P:
Function button
Function
BF
Bright field incident light
ICR
Interference contrast, incident light
DF
Dark field incident light
POL
Polarization incident light
CHANGE RL
Switches through all incident light contrast methods
INT
↑
Increases the brightness (incident light)
INT
↓
Reduces the brightness (incident light)
AP
↑
Opens the aperture diaphragm (incident light)
AP
↓
Closes the aperture diaphragm (incident light)
FD
↑
Opens the field diaphragm (incident light)
FD
↓
Closes the field diaphragm (incident light)
SHUTTER RL
DM4000 M only: Opens/closes the incident light shutter
FLUO
Fluorescence (last filter cube)
CUBE 1
Chooses the fluorescence cube on position 1
CHANGE FLUO
Switches through all filter cubes
CONOS
DM4500 P only: The Bertrand lens is in the beam path
(conoscopic beam path)
FOCUS FINDER
Finds the smallest incident light field diaphragm
and toggles back to the original field diaphragm.
BF TL
Bright field transmitted light
BF-POL
DM4500 P only: Polarization transmitted light (conoscopy)
INT
↑
Increases the brightness (transmitted light)
INT
↓
Reduces the brightness (transmitted light)
AP
↑
Opens the aperture diaphragm (transmitted light)
AP
↓
Closes the aperture diaphragm (transmitted light)
FD
↑
Opens the field diaphragm (transmitted light)
FD
↓
Closes the field diaphragm (transmitted light)
COMBI
Combination methods (BF and BF TL)
CHANGE TUBE
Switches through various types of beamsplitting
100% VIS
100% documentation port
50:50
50% documentation port / 50% camera
100% CAMERA
100% camera