Ocean Optics Nirquest Install - Manual (Page 35)

B: Specifications
016-700000-000-02-201301 29
NIRQuest256-2.1 NIRQuest256-2.5
Defective pixels: <12 pixels
OPTICAL BENCH
Design: f/4, symmetrical crossed Czerny-Turner
Entrance aperture
(standard): 25 µm
Entrance aperture (custom
options): 10 µm, 50 µm, 100 µm and 200 µm (or no slit)
Grating options (standard): Grating NIR2, 100 l/mm, 900-
2050 nm
Grating NIR1, 75 l/mm, 1075-2500 nm
Grating options (custom)
2
: NIR2, NIR3, NIR10, NIR11, NIR12 and NIR13
Longpass filter
3
: OF1-RG830 longpass NIR filter (optional)
2
nd
Order filter
3
: Standard
Collimating and focusing
mirrors: Gold-coated for enhanced NIR reflectivity
Fiber optic connector: SMA 905 to 0.22 numerical aperture single-strand optical fiber
SPECTROSCOPIC
Wavelength range: 900-2050 nm w/Grating NIR2 900-2500 nm w/Grating NIR1
Optical resolution
(FWHM)
4
:
~7.6 nm w/25 µm slit ~ 9.5 nm w/25 µm slit
Signal-to-noise ratio at full
signal
5
:
10000:1 @ 100 ms integration 7500:1 @ 10 ms integration
A/D resolution: 16-bit
Dark noise:
6 RMS counts @ 100 ms 8 RMS counts @ 10 ms
12 RMS counts @ 250 ms 12 counts RMS @ 30 ms
Dynamic range: 15M (system); 10K:1 for a single
acquisition 500K (system); 7.5K:1 for a single acquisition
Integration time
6
: 1 ms – 2 s 1 ms – 60 ms