Broadband Spectra to Digital Converter

OEM Spectrometer

JETI's new Broadband SDC (download datasheet ( 163kB)) is the first device combining an integrated flat field spectrograph with a powerful processing electronics.

Description internal storage of wavelength pixel relation storage of reference data preprocessing of data, dark signal correction, absolute calibration internal calculations like averaging, interpolation, transmission, reflexion, absorption, color-coordinates SCPI compatible control syntax Interfaces serial interface (SPI) simple UART USB Appplications spectroradiometer colorimeter mobile spectrometric measurement equipment multichannel spectrometric systems analytical instrumentation

Specifications

Applications	Single and multichannel spectral measurement
Optical parameters
Spectral range	250 nm ... 1000 nm
Optical bandwith	4.5 nm FWHM (50µm slit)
Optical Input	SMA connector
Wavelength accuracy	± 0.5 nm (HgAr linesource)
Wavelength reproducibility	± 0.1 nm (HgAr linesource)
Stray light	< 0.2% (ASTM E387, GG495, 4 mm, λ = 420 nm/ 600 nm)
Spectrometer	grating: holographic, flat field detector: photodiode array
Electronical parameters
Digital resolution	14, 15 or 16 bit (customer selectable)
Integration Time	6 .. 65535 ms
Power Supply	9V ±5%, 100 mA (if USB is not used)
Interfaces	USB SPI UART (TTL-level)
Mechanical parameters
Dimensions	approx. 60mm x 40mm x 35mm
Weight	approx. 150 g
Accessories (included)	PC software JETI VersaSpec for Windows 2000 / XP / Vista (since VersaSpec Release 3.1.5) DLL Operation Manual (Description of Firmware Commands)

© 1998 .. 2008 JETI Technische Instrumente GmbH -- Tatzendpromenade 2 -- D-07745 Jena -- Germany -- November 2008