Thermo Scientific Invitrogen Countess 3 Automated Cell Counter
Capacity
2-chamber disposable slide or 2-chamber reusable slide
Particle/Cell Diameter Range
4 to 60 µm
Concentration Range
1 x 104 - 1 x 107 cells/mL
Features
- Advanced cell counting and assay device utilizing high-quality optics
- Employs sophisticated image analysis algorithms for trypan blue stained cell samples
- User-friendly interface with data storage and report generation capabilities
- Data easily transferable to PC via USB drive
- Utilizes disposable Countess Cell Counting Chamber Slides
- Features two unique enclosed chambers for parallel sample analysis or duplicate assessments
- Performs standard cell counts in 10-20 seconds per sample
- Accommodates a wide range of eukaryotic cells
- Provides insights on cell size for comprehensive cell analysis
- Equipped with a 5 MP camera and 2.5x optical magnification
The Thermo Scientific Invitrogen Countess 3 Automated Cell Counter is an advanced cell counting and assay device that utilizes high-quality optics and sophisticated image analysis algorithms to evaluate trypan blue stained cell samples in suspension. This innovative system boasts a user-friendly interface, complete with data storage and report generation capabilities, easily transferable to a PC via an included or separately purchased USB drive. Employing disposable Countess Cell Counting Chamber Slides, the device accommodates cell samples in two unique enclosed chambers. This feature facilitates the simultaneous analysis of two distinct samples or duplicate assessments of a single sample. A hallmark of efficiency, the instrument executes a standard cell count in the brightfield channel within a rapid 10-20 second timeframe per sample, accommodating an extensive range of eukaryotic cells. Beyond mere cell enumeration and viability, the Countess 3 Automated Cell Counter delivers valuable insights on cell size, making it an indispensable tool for comprehensive cell analysis.
All of our equipment is in excellent condition and will be fully tested to perform at factory specifications before being shipped.
INCLUDED:
The Thermo Scientific Invitrogen Countess 3 Automated Cell Counter includes:
The Thermo Scientific Invitrogen Countess 3 Automated Cell Counter includes:
- > Phosphate-buffered Saline Calibration & Countess Test Beads Validation Report
- > 10 Countess Cell Counting Chamber Slides
- > Power Cord
- > Full 180 Day Parts and Labor Warranty
Thermo Scientific Invitrogen Countess 3 Automated Cell Counter Specifications
| Capacity | One 2-chamber disposable slide or 2-chamber reusable slide |
| Particle / Cell Diameter Range | 4 to 60 µm |
| Sample Concentration Range | 1 x 10 4 - 1 x 107 cells/mL |
| Required Sample Volume | 10 µL |
| Firmware | Countess Automated Cell Counting Platform Software |
| Optics | 1 channel (brightfield) |
| Camera | 5 MP, 2.5x optical magnification |
| Memory | On board and USB |
| Display | LCD |
| Dimensions (W x D x H) | 9.6 x 6.7 x 9.4 in. (24.4 x 17 x 24.1 cm) |
| Weight | 8 lb. (3.6 kg) |
| Electrical Requirements | 100 to 240V, 50/60Hz, 1A |
Cell Counter Inspection and Recertification Checklist
- Verify machine software initialization to ensure complete and accurate startup
- Examine display screen for cracks, dead pixels, or other damage that may affect visibility
- Test touch screen functionality, confirming sensitivity and accurate response
- Inspect slide port for proper alignment and any visible signs of wear or obstruction
- Examine internal wiring for secure connections and any signs of damage or wear
- Clean internal casing to maintain optimal equipment hygiene and prevent dust buildup
- Prepare a test sample using a precise 10µL mixture of cell suspension fluid and Trypan Blue stain
- Conduct Phosphate Buffered Saline calibration and validate with Countess test beads, if applicable
- Confirm concentration accuracy of test beads, ensuring results align with specified standards
- Verify zoom, brightness, and focus controls are fully functional for optimal image clarity
- Test USB port functionality, saving test results and images to verify data transfer
- Inspect packaging of disposable chamber slides for any tears, punctures, or contamination
- Verify power supply output for correct voltage delivery to all components
- Compile a comprehensive calibration report, detailing all verification and validation results
Technician Inspection and Recertification Checklist: Cell Counters
The Following Checklist Is to Be Performed on All Incoming and Outgoing Equipment| Task | Completed? | Remarks? |
| Verify machine software initialization | Completed | |
| Inspect display screen for cracks or damage | Completed | |
| Confirm touch screen functionality | Completed | |
| Inspect slide port for alignment and wear | Completed | |
| Check internal wiring for secure connections and damage | Completed | |
| Clean internal case for dust prevention | Completed | |
| Prepare 10µL test sample with cell suspension and Trypan Blue | Completed | |
| Conduct PBS calibration and Countess test beads validation | Completed | |
| Confirm test bead concentration accuracy | Completed | |
| Verify zoom, brightness, and focus functionality | Completed | |
| Test USB port, save test results and images | Completed | |
| Inspect disposable chamber slide packaging for damage | Completed | |
| Verify power supply output voltage | Completed | |
| Prepare a detailed calibration report | Completed |
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customerservice@marshallscientific.com | (603) 601-8511 |
www.marshallscientific.com
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