By B&W Tek
Deep cooled high throughput spectrometer The Exemplar® HT (BTC667N) is a high-performance and high throughput spectrometer which features a low noise deep-cooled (-25 oC) back-thinned (BT) CCD detector array with high dynamic range. The unique transmission-optics based spectrograph equipped with the high quantum efficiency detector, provides a superior data quality when configured for use in the 532 - 1100 nm spectral range. The BTC667N offers very high signal-to-noise ratio, making it ideal for ultra low light level applications. Applications: Raman and fluorescence spectroscopy On-line process monitoring Biomedical spectroscopy LCD display measurement Gas and water analysis Smart: On-board processing including averaging, smoothing, and dark compensation Speed: Acquires and transfers more than 140 spectra per second at an integration time of 6.3 ms Wavelength Range 532 - 687 nm, Slit Resolution 0.16 nm, 10 μm Wavelength Range 788 - 1067 nm, Slit Resolution 0.37 nm, 20 μm *Custom Configurations are also available. SIGNAL TO NOISE RATIO: Integration time of 30 minutes will give a SNR better than 540:1 Features: High UV, Vis, and NIR Response 2048 detector elements Over 60% QE at 200 nm (80% peak QE) Software-configurable cooling temperature (-25° C default) Ultra low noise Specifications: Power Input: 5V DC @ 9.0 A (maximum at startup); 5V DC @ 4.0 A (typical at normal operation) Detector Type: Back-thinned CCD Array Wavelength Range: 532 nm - 1100 nm Detector Pixel Format: 2048 effective detector elements Spectrograph f/#: 2.2 Spectrograph Optical Layout: Dual-Pass transmission Dynamic Range: 50,000 (Typical) Digitizer Resolution: 16-bit or 65,535:1 Data Transfer Speed: >140 spectra per second at integration time of 6.3 ms in burst mode Trigger Delay: 95 ns +/- 20 ns (call for timing diagram) Readout Speed: > 400 kHz Integration Time: 6.3 ms, adjustable in 1 μs increments Aux Port: External trigger, 4 digital outputs (2 with shutter control), 2 digital inputs, analog input, analog output and system reset Operating Temperature: 5°C - 35°C Operational Relative Humidity: 85% noncondensing CCD Cooling: -25 oC at ambient of 25 oC Weight: 7.6 lbs (3.4 kg) Dimensions: 8.7 in x 7.1 in x 5.1 in (220 mm x 180 mm x 130 mm) Computer Interface: USB 3.0 / 2.0 Operating Systems: Windows: 7, 8, 10, 11 Effective Pixel Size: 14 μm x ~ 0.9 mm Model No. BTC667N Slit Option Dimensions Approx. Resolution FWHM (Standard) Entrance Slit: 10 μm: 10 μm wide x 1 mm high, ~0.16 nm 20 μm: 20 μm wide x 1 mm high, ~0.37 nm Custom slit widths available Grating Diffraction Grating: Vis 532 - 687, 1800 / 500 NIR 789 - 1067, 1000 / 900 Custom configurations available Dark noise at 10 minute integration time
Why do we recommend a 785 nm laser for your DIY THz Raman kit? - Lower fluorescence - Excellent resolution We offer our L-Type 785 nm laser module as standard for the DIY Low Frequency Raman kits. The L-type laser module provides tight control of the current and temperature of the laser to ensure the high degree of laser wavelength stability required for THz Raman applications. The L-type module connects to your computer to provide full software control of your laser. Ultra-stable wavelength control ensures THz Raman data down to 5 cm-1. Our digital L-type laser allows for full software control.
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Try our pre-configured Low-frequency Raman DIY Kit, which consists of: 1. 785 nm L-type laser module 2. Custom, professional tier Exemplar T spectrometer 3. THz Raman probe Our pre-configured Low-frequency Raman DIY Kit provides an ideal entry point into the world of low-frequency, or THz, Raman measurements. This kit allows measurements as close as 5 cm-1 to the laser line and provides simultaneous data for the THz Stokes and anti-Stokes regions.
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Provides a 7.6 mm focal distance for non-contact Raman measurements through packaging, containers, and other transparent barriers.
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