PerkinElmer Spotlight™ 400/400N FT-IR Chemical Imaging System
| Brand | PerkinElmer |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Import Status | Imported |
| Model | Spotlight 400/400N |
| Pricing | Upon Request |
Overview
The PerkinElmer Spotlight™ 400/400N FT-IR Chemical Imaging System is a high-performance, laboratory-grade Fourier Transform Infrared (FT-IR) microspectroscopy platform engineered for spatially resolved molecular characterization of heterogeneous samples. Leveraging Michelson interferometry coupled with focal plane array (FPA) detection, the system acquires full infrared spectra at each pixel across a defined field of view—enabling label-free, non-destructive chemical mapping with micron-scale spatial fidelity. The Spotlight 400 operates in the mid-infrared (MIR) spectral range (typically 7500–600 cm⁻¹), while the Spotlight 400N variant extends functional capability into the near-infrared (NIR) region (12,500–4000 cm⁻¹), supporting complementary applications in pharmaceutical solid-state analysis, polymer phase distribution, and biological tissue histopathology. Its optical architecture integrates a high-stability interferometer, liquid-nitrogen-cooled MCT or InSb FPA detectors, and motorized XYZ sample stages with automated focus calibration—ensuring reproducible alignment and quantitative spectral integrity across large-area scans.
Key Features
- High-resolution chemical imaging: Achieves diffraction-limited spatial resolution down to ~3.5 µm (MIR, using 16× objective) and ~10 µm (NIR, using 4× objective), optimized for micro-domain identification in multicomponent materials.
- Flexible sampling configurations: Supports transmission, reflectance (including ATR imaging via accessory integration), and transflection modes; accommodates standard microscope slides, well plates, and custom substrates up to 25 × 75 mm.
- Real-time acquisition and processing: Integrated Spectrum™ software enables on-the-fly spectral preprocessing—including atmospheric compensation (H₂O/CO₂ removal), baseline correction, and vector normalization—during data collection.
- Extended spectral coverage: Spotlight 400N incorporates a dedicated NIR optics path and InSb detector, enabling spectral acquisition from 12,500 to 4000 cm⁻¹ with high signal-to-noise ratio (SNR > 10,000:1 at 4 cm⁻¹ resolution).
- Automated workflow compatibility: Fully supports method-driven operation, including auto-focus routines, stage navigation by coordinate mapping, and batch acquisition scheduling for unattended overnight runs.
Sample Compatibility & Compliance
The Spotlight 400/400N is validated for use with solid, semi-solid, and thin-film samples—including pharmaceutical tablets, polymer blends, forensic trace evidence, plant tissue sections, and coated substrates. Sample preparation adheres to ASTM E1252-98 (Standard Practice for General Techniques for IR Spectrophotometry) and ISO 1833-1:2019 (Textiles — Quantitative chemical analysis). Instrument control and data handling comply with FDA 21 CFR Part 11 requirements when operated with validated Spectrum Touch™ or Spectrum 10™ software configurations, including electronic signatures, audit trails, and user-access-level permissions. Full GLP/GMP documentation support is available through PerkinElmer’s IQ/OQ/PQ service packages.
Software & Data Management
Data acquisition, processing, and interpretation are managed through PerkinElmer’s Spectrum Suite software environment. Core modules include Spectrum Image™ for multivariate analysis (e.g., hierarchical cluster analysis, principal component analysis, and classical least squares fitting), and Spectrum Live™ for real-time spectral visualization during acquisition. All raw interferograms and processed spectra are stored in vendor-neutral .spc format (compatible with OPUS, GRAMS/AI, and Python-based spectral libraries). Metadata embedding follows ASTM E2500-19 standards, capturing instrument parameters, environmental conditions, and operator annotations. Encrypted project archives support secure long-term storage and regulatory submission readiness.
Applications
- Pharmaceutical development: Excipient distribution mapping, API polymorph identification, and coating uniformity assessment in controlled-release formulations.
- Materials science: Phase segregation analysis in copolymers, filler dispersion in composites, and degradation product localization in aged elastomers.
- Life sciences: Label-free histological differentiation of tumor margins, lipid/protein distribution in frozen tissue sections, and microbial biofilm composition profiling.
- Forensics & quality control: Trace contaminant identification on semiconductor wafers, counterfeit drug detection, and microplastic particle classification in environmental samples.
FAQ
What spectral resolution options are available on the Spotlight 400/400N?
Standard resolution settings range from 0.25 cm⁻¹ to 16 cm⁻¹, selectable in real time; optimal performance for chemical imaging is typically achieved at 4 cm⁻¹ or 8 cm⁻¹ depending on SNR requirements.
Can the system be integrated with an external Raman or UV-Vis microscope?
Yes—via PerkinElmer’s multimodal Correlate™ platform, enabling co-registered FT-IR/Raman/UV-Vis hyperspectral datasets on identical sample regions.
Is ATR imaging supported natively?
ATR imaging requires the optional ATR imaging accessory (e.g., Ge-crystal ATR objective); it is not included as standard but is fully supported in hardware and software.
What file formats are generated during chemical imaging acquisition?
Primary outputs include binary .sif (Spectrum Image Format) for hypercubes, ASCII-exportable .csv for spectral libraries, and annotated .pdf reports compliant with internal QA documentation protocols.
Does the system meet ISO/IEC 17025 requirements for accredited testing laboratories?
When deployed with documented calibration procedures, certified reference materials (e.g., NIST SRM 1921b), and validated SOPs, the Spotlight 400/400N satisfies technical competence criteria outlined in ISO/IEC 17025:2017 for infrared microspectroscopy.
