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AvaSpec-1024 Fiber Optic Spectrometer
Technical Data
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Spectrometer platform
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AvaSpec-1024
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AvaSpec-1024-USB2
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Optical Bench
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Symmetrical Czerny-Turner, 75 mm focal length
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Wavelength range
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200-1100 nm
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Resolution
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0.07 -20 nm, depending on configuration (see table)
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Stray light
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< 0.1%
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Sensitivity (AvaLight-HAL, 8 µm fiber) in counts/µW per ms integration time
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30 (14-bit AD)
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120 (16-bit A/D)
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Detector
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CMOS linear array, 1024 pixels
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Signal/Noise
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2.000:1
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AD converter
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14 bit, 330 kHz
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16 bit, 500 kHz
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Integration time
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4 msec - 60 seconds
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2.2 msec - 10 min.
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Interface
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USB 1.1, 12 Mbps
RS-232, 115.200 bps
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USB 2.0 high speed, 480 Mbps RS-232, 115.200 bps
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Sample speed with on-board averaging
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12 msec / scan
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2.2 msec /scan
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Data transfer speed
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12-20 ms / scan (depending on # pixels transferred)
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2.2 msec /scan
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Digital IO
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DB-15 connector, 2 Digital in, 12 Digital out
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HD-26 connector, 2 Analog in, 2 Analog out, 3 Digital in, 12 Digital out, trigger, sync.
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Power supply
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12 VDC, reverse polarity protection, 160 mA (PS-12V/1.0A) or 5VDC USB power
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Default USB power, 350 mA
Or with SPU2 external 12VDC, 350 mA
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Dimensions, weight
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175 x 110 x 44 mm (1 channel), 716 grams
175 x 165 x 85 mm (2 channel), 1.700 grams
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175 x 110 x 44 mm(1 channel), 716 grams
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Grating selection table for AvaSpec-1024
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Useable range
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Spectral range (nm)
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Lines/mm
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Blaze (nm)
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Order code
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UV/VIS/NIR
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200-1100*
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900*
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300
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300
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UA
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UV/VIS
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200-850
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450
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600
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300
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UB
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UV
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200-750
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220
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1200
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250
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UC
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UV
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200-650
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160
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1800
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UV
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UD
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UV
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200-580
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100
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2400
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UV
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UE
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UV
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220-400
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50
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3600
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UV
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UF
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UV/VIS
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250-850
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450
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600
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400
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BB
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VIS/NIR
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300-1100*
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800*
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300
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500
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VA
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VIS
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360-1000
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450
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600
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500
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VB
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VIS
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300-800
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220
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1200
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500
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VC
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VIS
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350-750
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160
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1800
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500
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VD
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VIS
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350-640
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75
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2400
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VIS
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VE
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NIR
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500-1050
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450
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600
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750
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NB
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NIR
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500-1000
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200
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1200
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750
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NC
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NIR
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600-1100*
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500*
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300
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1000
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IA
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NIR
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600-1100
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450
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600
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1000
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IB
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* please note that not all 1024 pixels will be used for the useable range
Resolution table (FWHM) for AvaSpec-1024
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Slit size (µm)
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Grating (lines/mm)
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25
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50
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100
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200
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500
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300
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1.2
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2.4
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4.3
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8.0
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20.0
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600
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0.8
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1.2
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2.1
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4.1
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10.0
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1200
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0.4
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0.5
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1.0
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2.0
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5.0
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1800
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0.3
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0.4
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0.8
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1.4
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3.5
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2400
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0.2
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0.25
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0.5
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1.0
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2.5
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3600
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0.15
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0.20
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0.4
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0.6
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1.5
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CORPORATE