Specifications Spectrometer.docx

Specifications – Spectrometer

Spectral range: 8,000 to 350 cm-1 standard, with KBr beamsplitter, DTGS detector and MIR source Spectral resolution: Better than 0.16 cm-1 Spectral range options: Extensions for far IR, near IR and VIS/UV: maximum spectral range 15 to 28,000 cm-1 Detectors: Up to 7 internal, 1 external detector position + 2 add. connectors for ext. detectors Automated 5x MultiTect™ unit for FIR DTGS, MIR DTGS, FM (FIR-MIR) DTGS, InGaAs (RT & TE cooled), Si- and GaP diodes 1x DigiTect™ for LN2 cooled MCT, InSb, fast or high gain detectors and many more 1x mid IR DTGS for additional Transit™ transmittance channel External far IR/THz liquid He cooled bolometer adaption Beamsplitter options: KBr (broadband): 11,000 to 380 cm-1 CaF2-NIR: 15,500 to 1,200 cm-1, Quartz-UV/VIS/NIR: 28,000 to 3,500 cm-1 FM (FIR-MIR): 6,000 to 15 cm-1 (achievable resolution 0.4/0.9 cm-1) Multilayer far IR: 680 to 30 cm-1, Mylar® 23 μm: 120 to 30 cm-1 Mylar® 50 μm: 60 to 15 cm-1, Silicon solid state: 600 to 15 cm-1 Beamsplitters are easy to exchange and stored inside the optics bench Source: Globar, electronically stabilized for highest precision and long life time, air cooled Source options: Internal tungsten source for near IR/VIS, air cooled External water cooled sources: far IR, high power globar and tungsten Wavenumber accuracy: Better than 0.005 cm-1 @ 1,554 cm Wavenumber precision: Repeatability <0.0005 cm-1 @ 1,554 cm-1 (standard deviation of 10 repeated measurements) Photometric accuracy: Better than 0.1% T Signal-to-Noise: >60,000:1, 1 min sample measurement, 4cm-1, peak-to-peak >14,000:1, 5 sec sample measurement, 4cm-1, peak-to-peak Interferometer: RockSolid™, permanently aligned and wear-free high stability interferometer Interferometer scan speed: 8 velocities standard 1.6 - 80 kHz (1.0 - 50 mm/s opd).

Optional 12 velocities 1.6 – 160 kHz (1.0 – 100 mm/s opd) Rapid-Scan: 20 spectra/s @ 8 cm-1 spectral resolution Rapid-Scan option: > 70 spectra/s @ 16 cm-1 or 50 spectra/s @ 8 cm-1 spectral resolution Step-Scan option: Time resolved step-scan, amplitude & phase modulation spectroscopy Temporal resolution of 6 μs with internal ADC and down to 2.5/4 ns with dual channel 14 bit transient recorder, fast detector and preamplifier Slow-Scan option: Continuously variable scanner velocity down to 100 Hz (0.0063 cm/s opd) A/D converter: True 24-bit dynamic range for all scan velocities, dual channel data acquisition Validation: Internal validation unit, 8 positions, certified standards optional Aperture wheel: 13 positions, fixed diameters from 250 μm to 8 mm; customized positions optional Optics bench: Sealed & desiccated, or purgeable. Electronically coded windows w. magnetic mount.

Flexibility & automation opt.: Right hand side Transit™ channel for fast and easy mid IR transmittance Up to 7 internal software selectable detectors (5x MultiTect™, 1x DigiTect™, 1x Transit™), external bolometer adaption, 2 add. connectors for external detectors, sample compartment detector for dedicated accessories (e.g. integration sphere) 2 internal source positions, software selectable 2 software selectable input ports, through internal aperture wheel & validation unit 3 software selectable output ports Automated 5 position attenuator wheel for high sensitivity detectors Automatic sample compartment shutters Sample compartment: 25.5 cm (W) x 27 cm (D) x 22.5 cm (H) Spectrometer size: 68 cm (W) x 76 cm (D) x 32 cm (H) Weight: approx. 65 kg (basic configuration) Spectrometer power: 100 - 240 VAC, 50 - 60Hz, typical approx. 100 W (without data system) Computer interface: Industry standard ethernet connection, TCP/IP protocol Spectroscopy software: OPUS easy to use, fully GLP and 21 CFR part 11 compliant software with various available dedicated software packages Touch panel option: Integrated adjustable touch panel with intuitive OPUS-TOUCH software