- Thermo Scientific Microm HM 550 OPD Cryostat Microtome (956454D)
- Knife/Blade Holder Assembly with Anti-Roll Plate
- x2 Specimen Discs
- Power Cable
- 90-Day Warranty
- Option O: specimen cooling
- Option P: active deep freezing device with Peltier element
- Option D: integrated automatic unit for the application of disinfection media
After its initial disinfection and inspection, our technicians tested the Thermo Scientific Microm HM 550 OPD cryostat microtome with the following results:
- Chamber temperature holds -35°C (manufacturer’s spec): PASSED
- Specimen temperature holds -50°C (manufacturer’s spec): PASSED
- Check disinfection system: PASSED
- Check sample advance: PASSED
- Check chamber light: PASSED
- Check window heater: PASSED
- Recharged refrigeration system.
- Reinsulated refrigeration lines.
- Replaced disinfection nebulizer with new nebulizer.
- Cleaned undercarriage.
- Cleaned refrigeration condenser.
- Cleaned chamber with microtome removed.
- Cleaned and lubricated microtome.
- Cleaned and lubricated knife assembly.
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Manufacturer
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Microm
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Model
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HM 550 OPD
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Cat. No.
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956454D
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Serial No.
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49127
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Chamber temperature control
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-10°C to -35°C
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Specimen temperature control
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+10°C to -50°C
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Fine sectioning thickness
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1 to 100 µm
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Trim sectioning thickness
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5 to 500 µm
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Horizontal feed
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28mm
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Vertical stroke
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60mm
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Fast freezing station depending on the chamber temperature
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up to -35°C
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Actively cooled fast freezing station with Peltier element
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max. up to -60°C
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Defrosting
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automatic defrosting, adjustable with temperature control
manual immediate defrosting
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1 to 100 µm Resolution
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1 µm from 1 to 10 µm
2 µm from 10 to 20 µm
5 µm from 20 to 70 µm
10 µm from 70 to 100 µm
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Trimming thickness range
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5 to 500 µm
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5 to 500 µm Resolution
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5 µm from 5 to 10 µm
10 µm from 10 to 100 µm
20 µm from 100 to 200 µm
50 µm from 200 to 500 µm
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Specimen retraction during return travel
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40 µm
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Vertical specimen stroke
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60 mm
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Horizontal specimen movement
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28 mm
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Specimen approach
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Automatic function
Alternatively manual with variable speed
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Size of chucks
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30 and 40 mm
special sizes upon request to manufacturer
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Specimen orientation
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X- and Y-axes: universal 8° with zero positioning
Z-axis: up to 360°
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Coarse feed
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motorized, graduated, single and continuous
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Sliding window
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heated
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Cooling chamber illumination
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with variable illumination position
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Dimensions (W x D x H)
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28.5 x 30 x 47 in
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Power rating
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115V, 60Hz, 12A
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Weight
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275-342 lb (125-155 kg) depending on the model
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