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Exemplar Plus

Exemplar Plus (BTC655N-ST1) Smart, compact TE-Cooled, back-thinned CCD array, linearly summed spectrometer. Includes onboard data processing; SMA905 fiber coupler for light input; built-in 16-bit digitizer; USB 3.0 interface; USB cable is included.

Wavelength Range: 190 - 1100 nm
Spectral Resolution (FWHM): 1.8 nm
Filter Type: LVF (Long)
Grating: Ruled, 300/280
Slit Width: 25um slit

BWSpec software included. Fiber is not included.

Key Features


On-board processing including averaging, smoothing, and dark compensation


Acquires and transfers more than 140 spectra per second at an integration time of 6.3ms


Supports up to 32 devices with ultra-low trigger delay (95ns) & gate jitter (+/- 20ns)

Additional Features:

  • High UV, Vis, and NIR Response
  • 2048 Detector Elements
  • Over 60% QE at 200nm
  • Configurable Cooling Temperature (0° Default)
  • Over 80% Peak QE
  • Built-in Shutter

Custom Capabilities

The Exemplar Plus is available in the following standard configuration: wavelength range of 200-850nm, 25μm slit, a LVF filter, a ruled grating (800mm/250nm), and a spectral resolution of 1.5nm.


Power Input 5V DC @ 6A (Maximum at Startup)
5V DC @ 2.5A (Typical at Normal Operation)
Detector Type Back-thinned CCD Array
Wavelength Range 190nm - 1100nm
Detector Pixel Format 2048 Effective Detector Elements
Effective Pixel Size 14μm x ~0.9mm
Spectrograph f/# 3.6
Spectrograph Optical Layout Standard Czerny-Turner
Dynamic Range 50,000 (Typical)
Digitizer Resolution 16-bit or 65,535:1
Data Transfer Speed >140 Spectra per Second at Integration Time of 6.3ms in Burst Mode
Trigger Delay 95ns +/- 20ns (call for timing diagram)
Readout Speed > 400kHz
Integration Time 6.3ms, Adjustable in 1μs 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 Default: 0°C at Ambient of 25°C.
Weight 3.6 lbs (1.6kg)
Dimensions 7.40in x 5.05in x 2.80in (188mm x 128mm x 71mm)
Computer Interface USB 3.0 / 2.0
Operating Systems Windows: 7, 8 (32-bit & 64-bit)


  • Low Light Level UV to NIR Spectroscopy
  • Raman and Fluorescence Spectroscopy
  • On-line Process Monitoring
  • LCD Display Measurement
  • Gas and Water Analysis
  • LED Characterization