The Berthold Technologies Mithras LB 940 multimode microplate reader delivers label-free detection and high-throughput assay support for life science research and advanced screening programs. Engineered for flexible mode selection, this platform combines robust hardware with intuitive data handling to streamline plate-based experiments.
Designed for laboratories prioritizing multimode flexibility, the Mithras LB 940 addresses detection needs across absorbance, fluorescence intensity, and luminescence readouts. The system emphasizes consistent performance, precise well localization, and seamless integration into demanding discovery workflows.
Core Capabilities at a Glance
The table below outlines key performance dimensions of the Berthold Technologies Mithras LB 940 multimode microplate reader, focusing on detection modalities, optical characteristics, and process efficiency.
| Feature | Specification | Benefit | Typical Application |
|---|---|---|---|
| Read Modes | Absorbance, Fluorescence Intensity, Luminescence | Multimode flexibility for diverse assay formats | Biomarker assays, viability screens, reporter gene studies |
| Wavelength Range | 200–1000 nm (adjustable modules) | Covers UV to near-IR detection requirements | Protein quantification, nucleic acid assays, FRET/TR-FRET |
| Optical System | Monochromator-based with automated filtering | High spectral accuracy and signal specificity | Multiplexed detection and mode-switching workflows |
| Throughput | 384-well microplates, fast scan times | Accelerated high-content screening campaigns | Kinetic and time-resolved experiments |
Multimode Detection Architecture
The detection architecture of the Mithras LB 940 is built around modular optical paths that support rapid switching between absorbance, fluorescence, and luminescence readouts. Each channel incorporates precision filters and optimized detector configurations to maximize signal fidelity across plate formats.
For fluorescence measurements, the system employs dual excitation and emission modules, allowing researchers to implement spatial and spectral resolution strategies. Label-free kinetic studies benefit from the consistent light delivery, low background, and minimized cross-talk inherent in the design.
Data Handling and Workflow Integration
Integrated software guides method setup, measurement execution, and data analysis, reducing hands-on time and improving reproducibility. The platform supports direct plate mapping, automated well skipping, and QC checks, which help maintain data quality across long-running screening campaigns.
Compatibility with common plate types, including tissue culture-treated and specialized detection plates, ensures flexibility when transitioning between assay development and production-level screening. Export options to analysis packages and LIMS environments further streamline downstream data interpretation and decision-making.
Performance Validation and Reliability
Benchmarked against standard microplate readers, the Mithras LB 940 demonstrates low coefficient of variation across multiple plates, consistent sensitivity, and robust dynamic range. These characteristics support accurate quantitation of low-abundance targets and subtle experimental changes.
Routine performance validation includes verification of wavelength accuracy, intensity linearity, and detection thresholds for each read mode. Laboratories conducting assay translation or method transfer often rely on these metrics to confirm system suitability before accepting results into their decision frameworks.
Operational Considerations and Best Practices
Optimal operation of the Mithras LB 940 depends on appropriate plate sealing, environmental control, and reference selection. Proper calibration, maintenance schedules, and data review practices contribute to sustained signal quality and instrument longevity.
- Validate wavelength accuracy and intensity linearity periodically using certified standards
- Select appropriate filters and gain settings for each read mode and assay background
- Use consistent plate sealing to minimize edge effects and evaporation-related variance
- Leverage built-in QC wells and software analytics to monitor run performance in real time
Strategic Implementation for Screening Programs
Organizations integrating the Berthold Technologies Mithras LB 940 multimode microplate reader into discovery pipelines often prioritize throughput consistency, data quality, and seamless method transfer. Aligning operational protocols with instrument capabilities maximizes return on investment and accelerates research milestones.
FAQ
Reader questions
How does the Berthold Technologies Mithras LB 940 handle background subtraction in fluorescence mode?
The system applies instrument-level background correction by measuring reference wells or using dual-reagent timing strategies, enabling accurate signal isolation in complex sample matrices.
Can the Mithras LB 940 be configured for high-content imaging-like readouts without a dedicated imager?
While primarily a microplate reader, its high-resolution optics and flexible scanning can support well-based profiling when combined with appropriate plate layouts and analysis algorithms tailored to spatial information.
What plate formats are compatible with the Mithras LB 940 beyond standard 96- and 384-well plates?
The instrument accommodates multiple microplate formats, including 1536-well plates and custom-defined layouts, provided that plate height and optical path requirements are within specified ranges.
How often should optical components and detectors be serviced to maintain peak performance?
Berthold Technologies recommends scheduled maintenance at intervals aligned with run volume and environmental conditions, typically including lamp alignment, filter verification, and detector sensitivity checks.