Leica Microsystems DM IL HD
Leica Microsystems · Model DM IL HD
Compact inverted Microscope, with extremely ergonomic design. Brilliant, easy to handle contrasting methods. Classical positive phase contrast. New Integrated Modulation Contrast (IMC), does not require specialized objectives. Designed for micromanipulation, microinjection and routine inspection in cell culturing.
Typical Failure Modes
Compiled for this model from its own documentation and established engineering knowledge for this equipment class - not from a verified service record. Confirm against the manufacturer's service manual.
Uneven or dark illumination
MediumSymptoms: Vignetting, dark field, uneven brightness for inverted phase / brightfield.
Root cause: Condenser height/aperture wrong, field diaphragm not centred, or a dirty collector; LED aging.
Poor image / low contrast
MediumSymptoms: Blurry or low-contrast image, phase rings not aligned.
Root cause: Wrong dish/vessel bottom thickness, misaligned phase annulus, or contaminated optics.
LED illumination fault
MediumSymptoms: No or dim light, will not brighten.
Root cause: LED module or driver at end of life.
Focus / stage mechanism wear
LowSymptoms: Focus slips or binds, stage stiff.
Root cause: Worn focus clutch or dried stage grease.
Serviceable Parts & Consumables
Serviceable items for this model, compiled from its documentation and engineering knowledge for this equipment class. Service class and relative cost are estimates, not manufacturer figures; no part numbers are given. Confirm intervals and pricing against the manufacturer.
LED illumination module
Class Major service partRel. cost $$R&R Moderate
LED driver
Class Major service partRel. cost $R&R Moderate
Focus mechanism / clutch kit
Class Major service partRel. cost $$R&R Difficult
Objective / phase objective
Class Major service partRel. cost $$$R&R Fairly easy
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| LED illumination module | Major service part | $$ | Moderate |
| LED driver | Major service part | $ | Moderate |
| Focus mechanism / clutch kit | Major service part | $$ | Difficult |
| Objective / phase objective | Major service part | $$$ | Fairly easy |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
Troubleshooting Approach
A starting sequence for this model, compiled from its documentation and engineering knowledge for this equipment class. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Dark or uneven field
- Set the condenser height and aperture and centre the field diaphragm (Kohler).
- Clean the objective, condenser and collector.
- Check the LED and its centring.
- Confirm the correct condenser / phase settings for the objective.
- Re-check across objectives.
Symptom: Poor image quality
- Confirm the culture vessel bottom is within the objective's correction range.
- Align the phase annulus to the objective phase ring.
- Clean all optical surfaces.
- Set the condenser aperture.
- Re-evaluate the image.
Documents & Manuals
Related calculators
From BioLab, for work done with this kind of equipment.
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