FR-pOrtable Portable White Light Interferometric Thin Film Thickness Analyzer
| Origin | Greece |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | FR-pOrtable |
| Pricing | Upon Request |
Overview
The FR-pOrtable Portable White Light Interferometric Thin Film Thickness Analyzer is an engineered solution for rapid, non-contact, and in-situ optical characterization of single- and multi-layer transparent or semi-transparent thin films. Based on white light reflectance spectroscopy (WLRS), the system exploits interference patterns generated by broadband light (350–1000 nm) reflecting from film interfaces to determine thickness and complex refractive index (n and k) with high reproducibility. Unlike conventional ellipsometers or profilometers, the FR-pOrtable operates without vacuum requirements, alignment-sensitive optics, or fixed-stage constraints—making it suitable for lab, production line, and field-deployable use cases where spatial flexibility and operational simplicity are critical.
Key Features
- Integrated hybrid illumination source: Stable tungsten-halogen lamp combined with LED for uniform spectral output across 350–1000 nm; typical source lifetime exceeds 20,000 hours.
- High-resolution spectrometer: 3648-pixel, 16-bit linear CCD array optimized for signal-to-noise ratio and dynamic range in reflectance mode.
- Modular mechanical design: Benchtop-mountable configuration with optional handheld conversion via ergonomic, soft-tipped reflective probe—enabling direct surface contact on curved, irregular, or outdoor substrates.
- USB-powered operation: No external power supply required; draws power directly from host PC via standard USB 2.0 interface.
- Compact footprint: Device dimensions permit deployment in confined laboratory spaces, cleanroom gloveboxes, or mobile testing carts without infrastructure modification.
- Real-time spectral acquisition: Simultaneous monitoring of reflectance (R%), transmittance (T%), and absorbance (A%) spectra during measurement.
Sample Compatibility & Compliance
The FR-pOrtable supports quantitative analysis of dielectric, polymer, oxide, nitride, and organic thin films deposited on glass, silicon, quartz, sapphire, or metal substrates—provided the substrate exhibits sufficient optical contrast and surface flatness (Ra < 100 nm recommended). It accommodates up to 10-layer stacks with distinct optical dispersion behavior. While not certified to ISO/IEC 17025 for accredited calibration, the instrument complies with general principles of ASTM E2371 (Standard Practice for Spectrophotometric Measurement of Thin Films) and supports traceable measurement workflows when used with NIST-traceable reference standards. Data integrity features—including timestamped acquisition logs and user-defined metadata tagging—align with GLP documentation expectations for routine QC/QA environments.
Software & Data Management
The FR-Monitor software suite implements ThetaMetrisis™ proprietary WLRS algorithms for model-based fitting of thickness and optical constants (n, k) across user-defined wavelength ranges. It provides intuitive layer stack definition (including ambient/film/substrate interfaces), automatic initial parameter estimation, and Levenberg–Marquardt nonlinear regression. All results include uncertainty estimates derived from spectral noise floor and fitting residuals. Export formats include CSV, TXT, and XML for integration into LIMS or statistical process control (SPC) platforms. The software maintains full audit trail functionality—including operator ID, session timestamps, parameter history, and version-controlled analysis protocols—supporting compliance with FDA 21 CFR Part 11 requirements when deployed with appropriate IT controls (e.g., electronic signatures, access restrictions).
Applications
- In-line quality verification of anti-reflective (AR), hard-coat, and ITO layers on display glass or solar panels.
- R&D validation of spin-coated polymer films, sol-gel oxides, and ALD-grown nanolaminates.
- Field inspection of protective coatings on aerospace composites or architectural glazing.
- Educational demonstration of thin-film interference physics and optical dispersion modeling.
- Process troubleshooting for PVD/CVD deposition systems via rapid thickness mapping across wafer or substrate batches.
FAQ
What is the minimum measurable thickness?
The lower detection limit is approximately 10 nm for homogeneous, low-absorption films on highly reflective substrates; performance depends on film transparency, substrate reflectivity, and signal-to-noise ratio.
Can the FR-pOrtable measure opaque or metallic films?
It is not designed for fully opaque or thick metallic layers (>50 nm) due to insufficient optical penetration depth; however, ultrathin metal films (<20 nm) on transparent substrates may be characterized if measurable reflectance modulation exists.
Is calibration required before each measurement?
A one-time reference scan on a bare substrate is recommended prior to film measurement; no daily recalibration is necessary under stable environmental conditions.
Does the system support automated stage integration?
While the base configuration is manual-probe, optional motorized XYZ stages and scripting APIs (Python-compatible) are available for semi-automated mapping applications.
What operating systems are supported?
FR-Monitor is compatible with Windows 10/11 (64-bit); Linux and macOS support is limited to data import/export via exported ASCII files.
