Leica DM4000M, DM4000B manual Light ring centering Clamping screw

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6. Startup

•Insert the centering key through the corre- sponding openings (44.1) in the condenser holder.

•Turn the centering screws until the dark ring (phase ring in the objective) is congruent with the slightly narrower bright ring (light ring in condenser) (43 c).

•Repeat the process for all other phase con- trast objectives.

•Remove the centering keys after the centering procedure.

Fig. 44 Light ring centering

1Clamping screw

1

Note:

During change of objectives the centering keys must not remain in the openings of the condenser.

6.7 Adjusting the Light Sources

Transmitted Light Axis (TL) with 107/2 Lamp housing

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Contents Leica DM4000 B Page Leica DM4000 B Copyrights CopyrightsContents Imaging Procedure for Essential Text symbols and their meanings → p Important Notes about this ManualImportant Notes about this Manual Explanatory noteSafety Notes Safety NotesGeneral Safety Notes MicroscopeSafety Notes Supply unit ebq Ambient temperature 15-35C Relative humidityAmbient temperature 15-35C Overvoltage category Pollution degree See enclosed manualOverview of the Instrument Control Panels Computer InterfaceSoftware Tools CTR500013 12 11 10 9 Overview of the Instrument Unpacking the Microscope Unpacking the MicroscopeTransport Installation locationRemove all moving or loose parts This case, read Chapter Optional accessories → p AssemblyAssembling the Microscope Assembly Stage Assembling the stage Stage clamp Dovetail guideAssembly Condenser Connect the condenser over the connection 8.1 with the standAssembly Tube and Eyepieces Objectives107/2 Lamp Housing Remove the lamp’s dust coverLamp housing Close the lamp housing and retighten the fas- tening screws 18.4Please regard the data sheets of the burners TypeHigh-pressure mercury burner alternating current 100 hrs 200 hrsHg 50 burner Install the burner in mirror image fashionXe 75 burner Connect the lamp housing to the power supply Rear side of the ebq 100 supply unit Lamp connectionPolarizer and Analyzer Equipping the Incident Light filter turretMotorized polarizer Assembly ICT/P transmitted light polarizerTransmitted light and incident light analyzer Optional Accessories Motorized analyzerIdentification Sheet for the correct position DIC PrismsAssembly Ergomodule Mirror HousingConnection to the Power Supply Booster Lens / Excitation ManagerConnection to the CTR5000 Electronics Box Switching on the Microscope StartupStartup Functional PrinciplePhase contrast Transmitted light Switch through all transmitted light processesSwitch through fluorescence cubes in clockwise fashion Combination modeFunction key Meaning Display Leica DM4000 B/DM4000 M Light Intensity Diaphragms Contrast MethodMagnification Function KeysAbbreations are listed on p.32f Defined Function Keys on the left side of the standKöhler Illumination Set the light intensity using the INT keys Insert the specimen in the stage’s specimen holderChecking Phase Contrast Rings Köhler IlluminationPhlr Light ring centering Clamping screw Never look directly into the light path Cube. See → p Turn the reflector into the light pathCentering the 12 V 100 W Halogen Lamp Focus the direct filament image with the col- lector Turn off the microscope before exchangingReflector cube Centering the Hg 50 W mercury lampCentering the Hg 100 W and Xe 75 W Focus the direct image with the collectorMercury lamps Startup Startup Operation Torque adjustmentOperation Focusing Operation Rotating the StageAdjusting the Viewing Distance Adjusting the Viewing AngleAdjusting the Eyepiece Extension to the Arm Length Operation TubesCorrection for Vision Problems Operation Beam Splitting in Photo TubesEyepieces Eyepieces with Inlaid ReticleFollow safety instructions for immersion oil Operation ObjectivesOperation For lockable immersion objectives For objectives with corrective mountsMagnification Changer StandOperation Light Sources Imaging Procedure Phase ContrastImaging Procedure for Leica DM4000 B/DM5000 B Dark Field TLMechanical procedure Motorized procedureCombined procedure Polarization TLDifferential Interference Contrast TL Fluorescence Cube or CubeImaging Procedure for Leica DM4000 M Dark FieldAutomatic procedure PolarizationImaging Procedure for Leica DM4000 M Interference Contrast Problem Cause/Remedy Stand Trouble ShootingIllumination Trouble Shooting Problem Cause/Remedy Bright Field → pProblem Cause/Remedy Polarization DisplayCare of the Microscope Cleaning Glass Surfaces Cleaning ObjectivesRemoving Immersion Oil Handling Acids and BasesEssential Wear and Spare Parts Wear and Spare PartsAbbreviations and Pictograms Abbreviations and PictogramsIndex IndexEU Declaration of Conformity EU Declaration of Conformity
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