Pike 10Spec 10° Fixed-Angle Mirror Reflection Accessory
| Brand | PIKE |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Import Status | Imported |
| Model | 10Spec |
| Price Range | USD 7,000 – 14,000 |
Overview
The Pike 10Spec 10° Fixed-Angle Mirror Reflection Accessory is a precision-engineered optical interface designed for Fourier Transform Infrared (FTIR) and UV-Vis-NIR spectrometers. It enables quantitative specular reflectance measurements at a fixed incidence angle of 10° relative to the surface normal—optimized for high-fidelity characterization of thin-film coatings, anti-reflective (AR) layers, dielectric stacks, and low-absorptance optical substrates. Unlike variable-angle goniometers, the 10Spec employs a rigid, kinematically mounted mirror assembly with thermally stable aluminum housing and calibrated alignment fixtures, ensuring long-term angular repeatability (< ±0.1°) and minimal beam deviation under thermal cycling. Its optical path is fully compatible with standard spectrometer sample compartments and integrates seamlessly with Pike’s line of demountable ATR and transmission accessories via common mounting rails and alignment pins.
Key Features
- Fixed 10° incidence geometry—engineered for near-normal reflectance quantification without mechanical adjustment drift or angular calibration uncertainty
- High-reflectivity protected aluminum mirror (R > 95% across 2–20 µm spectral range) with fused silica substrate for UV-Vis-NIR extension options
- Modular, tool-free installation using standardized 25 mm rail interface; compatible with Thermo Nicolet iS series, PerkinElmer Frontier, Bruker Tensor, and Shimadzu IRTracer platforms
- Integrated beam shutter and alignment laser port for rapid instrument validation and baseline stability verification
- Optical path length matched to standard spectrometer focal planes—no refocusing or aperture recalibration required
- Compliant with ISO 9211-3 (optical coatings – environmental durability) and ASTM E131 (terminology relating to molecular spectroscopy)
Sample Compatibility & Compliance
The 10Spec supports flat, rigid samples up to Ø50 mm in diameter and 25 mm in thickness, including float glass, fused silica wafers, sapphire substrates, and polished metal coupons. It is routinely employed in quality control workflows for AR-coated ophthalmic lenses, display cover glass, photovoltaic antireflective textures, and semiconductor-grade SiO₂/SiNₓ bilayers. All mechanical interfaces meet RoHS and REACH directives. The accessory does not require electrical power or active cooling, eliminating electromagnetic interference concerns during GLP-compliant data acquisition. When used with validated reference standards (e.g., NIST-traceable gold mirrors or certified glass reflectance standards), measurement uncertainty for reflectance values remains within ±0.3% absolute across the mid-IR region (4000–400 cm⁻¹), supporting audit-ready documentation per FDA 21 CFR Part 11 requirements when paired with compliant spectroscopy software.
Software & Data Management
The 10Spec operates transparently within native spectrometer control environments—including OMNIC, Spectrum OPUS, and Bruker OPUS—requiring no proprietary drivers or firmware updates. Reflectance spectra are acquired as ratioed absorbance units (log₁₀(Isample/Ireference)) with automated background subtraction routines. Spectral processing modules support Kramers-Kronig transformation for complex refractive index derivation, thin-film thickness modeling (via Cauchy or Sellmeier dispersion fitting), and multilayer stack simulation using built-in transfer-matrix algorithms. Audit trails, user access logs, and electronic signatures are retained when integrated with enterprise LIMS systems via ASTM E1702-compliant data export protocols (CSV, JCAMP-DX, and HDF5 formats).
Applications
- Quantitative evaluation of anti-reflective coating performance on optical components and consumer electronics displays
- In-process monitoring of vacuum-deposited dielectric films during PVD and CVD manufacturing
- Validation of reflectance uniformity across large-area substrates (e.g., solar cell encapsulants, architectural glass)
- Reference-grade measurement of Fresnel reflectance for calibration of integrating sphere systems
- Non-destructive assessment of surface oxidation or contamination-induced reflectance loss on polished metals
FAQ
Is the 10Spec compatible with both FTIR and UV-Vis-NIR spectrometers?
Yes—the accessory uses broadband reflective optics and accommodates spectral ranges from 190 nm to 25 µm, provided the host instrument’s detector and source are appropriate for the target region.
Does it require realignment after each sample change?
No—its fixed-angle design and kinematic mounting eliminate re-alignment needs; only sample placement and chamber purging are required between measurements.
Can it be used for measuring diffuse reflectance?
No—it is optimized exclusively for specular (mirror-like) reflectance; diffuse measurements require an integrating sphere accessory.
What reference standards are recommended for calibration?
NIST SRM 1921a (gold-coated mirror), Schott BOROFLOAT® 33 reference glass, or manufacturer-certified aluminum mirrors traceable to NPL or PTB.
Is technical support available for method development?
Yes—Pike Technologies provides application notes, SOP templates, and remote method validation assistance through authorized distributors under ISO/IEC 17025-accredited service agreements.
