|
| |
AvaSpec-2048x14 Fiber Optic Spectrometer
Technical Data
|
Optical Bench
|
Symmetrical Czerny-Turner, 75 mm focal length
|
|
Wavelength range
|
200 - 1160nm
|
|
Resolution
|
0.04 -20 nm, depending on configuration (see table)
|
|
Stray light
|
< 0.1%
|
|
Sensitivity (AvaLight-HAL, 8 µm fiber)
|
16.000 counts (16-bit AD)/µW -per ms integration time
|
|
UV Quantum efficiency
|
35-65% (200-300nm)
|
|
Detector
|
Back-thinned CCD image sensor 2048x14 pixels
|
|
Signal/Noise
|
500:1
|
|
AD converter
|
16 bit, 1.5 MHz
|
|
Integration time
|
2.24 ms - 10 min.
|
|
Interface
|
USB 2.0 high speed, 480 Mbps
RS-232, 115.200 bps
|
|
Sample speed with on-board averaging
|
2.24 msec /scan
|
|
Data transfer speed
|
2.24 msec /scan
|
|
Digital IO
|
HD-26 connector, 2 Analog in, 2 Analog out, 3 Digital in, 12 Digital out, trigger, synchronization
|
|
Power supply
|
Default USB power, 350 mA
Or with SPU2 external 12VDC, 350 mA
|
|
Dimensions, weight
|
175 x 110 x 44 mm(1 channel), 716 grams
|
Grating selection table for AvaSpec-2048x14
|
|
Useable range
|
Spectral range (nm)
|
Lines/mm
|
Blaze (nm)
|
Order code
|
|
UV/VIS/NIR
|
200-1160**
|
900**
|
300
|
300
|
UA
|
|
UV/VIS
|
200-850
|
520
|
600
|
300
|
UB
|
|
UV
|
200-750
|
250-220*
|
1200
|
250
|
UC
|
|
UV
|
200-650
|
165-145*
|
1800
|
UV
|
UD
|
|
UV
|
200-580
|
115-70*
|
2400
|
UV
|
UE
|
|
UV
|
220-400
|
70-45*
|
3600
|
UV
|
UF
|
|
UV/VIS
|
250-850
|
520
|
600
|
400
|
BB
|
|
VIS/NIR
|
300-1160**
|
800**
|
300
|
500
|
VA
|
|
VIS
|
360-1000
|
500
|
600
|
500
|
VB
|
|
VIS
|
300-800
|
250-200*
|
1200
|
500
|
VC
|
|
VIS
|
350-750
|
145-100*
|
1800
|
500
|
VD
|
VIS
|
350-640
|
75-50*
|
2400
|
VIS
|
VE
|
|
NIR
|
500-1050
|
500
|
600
|
750
|
NB
|
|
NIR
|
500-1050
|
220-150*
|
1200
|
750
|
NC
|
|
NIR
|
600-1160**
|
500**
|
300
|
1000
|
IA
|
|
NIR
|
600-1160
|
500
|
600
|
1000
|
IB
|
* depends on the starting wavelength of the grating; the higher the wavelength, the bigger the dispersion and the smaller the range to select.
** please note that not all 2048 pixels will be used for the useable range
Resolution table (FWHM) for AvaSpec-2048x14
|
Slit size (µm)
|
|
Grating (lines/mm)
|
10
|
25
|
50
|
100
|
200
|
500
|
|
300
|
0.8
|
1.4
|
2.4
|
4.3
|
8.0
|
20.0
|
|
600
|
0.4
|
0.7
|
1.2
|
2.1
|
4.1
|
10.0
|
|
1200
|
0.1-0.2*
|
0.2-0.3*
|
0.4-0.6*
|
0.7-1.0*
|
1.4-2.0*
|
3.3-4.8*
|
|
1800
|
0.07-0.12*
|
0.12-0.21*
|
0.2-0.36*
|
0.4-0.7*
|
0.7-1.4*
|
1.7-3.3*
|
|
2400
|
0.05-0.09*
|
0.08-0.15*
|
0.14-0.25*
|
0.3-0.5*
|
0.5-0.9*
|
1.2-2.2*
|
|
3600
|
0.04-0.06*
|
0.07-0.10*
|
0.11-0.16*
|
0.2-0.3*
|
0.4-0.6*
|
0.9-1.4*
|
*depends on the starting wavelength of the grating; the higher the wavelength, the bigger the dispersion and the better the resolution
|
CORPORATE