Ocean Optics Torus Operating Instructions - Manual (Page 25)

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Appendix C
Specifications
Overview
This appendix contains information on specifications. It also includes accessory connector pinout
diagrams and pin-specific information.
Torus Specifications
The following table provides specification information for the Torus.
Specification Value
Spectrometer Torus
Dimensions 149.9 mm x 119.4 mm x 63.5 mm
Weight 954 g
Grating Toroidal concave holographic (blazed at 400 nm)
Detector 2048-element linear silicon CCD array; Sony ILX511B
Wavelength range 360-825 nm
Entrance aperture 5, 10, 25, 50, or 100 µm wide slits or fiber with user-selectable aperture
(tested at F3 and F4)
Integration time 1 ms to 65 seconds
Data transfer rate Full spectrum every 1 ms with USB 2.0 port, 15 ms with USB 1.1 port,
200 ms with serial port
Optical resolution
≤ 1.6 nm FWHM over the spectral range
Stray light 0.015% at 400 nm
Power consumption 250 mA @ 5 VDC