Key facts
- Brand
- PerkinElmer
- Model
- LS-50B
- Industry
- Health
- Documents
- 2
- Languages
- EN
- Last added
- 2026-11-06
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Perkin Elmer LS-50B Luminescence Spectrometer User’s Guide
This manual provides detailed instructions for safely operating and maintaining the LS-50B Luminescence Spectrometer. It covers installation procedures, accessory setup, safety precautions, and technical commands for system control. The guide also includes specifications, maintenance tips, and troubleshooting information for optimal instrument performance.
The LS-50B is a computer-controlled ratioing luminescence spectrometer capable of measuring fluorescence, phosphorescence, chemiluminescence, and bioluminescence. It features a xenon discharge lamp, gated photomultipliers, and Monk-Gillieson monochromators for precise wavelength control and spectral analysis.
Perkin Elmer LS-50B specifications
| Principle | Computer controlled ratioing luminescence spectrometer |
|---|---|
| Source | Xenon discharge lamp, equivalent to 20 kW for 8 µs duration |
| Sample detector | Gated photomultiplier with modified S5 response for operation up to around 650 nm |
| Wavelength accuracy | + 1.0 nm |
| Wavelength reproducibility | + 0.5 nm |
| Excitation range | 200-800 nm with zero order selectable |
| Emission range | 200-650 nm with standard photomultiplier, 200-900 nm with optional R928 photomultiplier |
Source: Perkin Elmer LS-50B Luminescence Spectrometer User’s Guide
All Perkin Elmer LS-50B documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What are the wavelength accuracy and reproducibility specifications?
The wavelength accuracy is ±1.0 nm and the reproducibility is ±0.5 nm.
From: Perkin Elmer LS-50B Luminescence Spectrometer User’s Guide
What environmental conditions are required for the safe operation of the LS-50B?
The instrument operates correctly indoors at ambient temperatures between 15 °C and 35 °C with a relative humidity of 75% maximum, non-condensing.
From: Perkin Elmer LS-50B Luminescence Spectrometer User’s Guide
What type of cells are required for the LS50B spectrometer?
The instrument requires 1.0 cm path length cells that must be transparent on all four sides.
What are the default parameters for an emission scan?
The default settings include a start of 340, end of 480, emission of 388, Ex Slit of 5, Em Slit of 2.5, and Scan Speed of 50.