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Detailed information for customers in Europe and America you can find at the manufacturer official Web-sight



The AvaSpec-256 Fiber Optic Spectrometer

Technical Data

Spectrometer platform

AvaSpec-256

AvaSpec-256-USB2

Optical Bench

Symmetrical Czerny-Turner, 45 mm focal length

Wavelength range

200-1100 nm

Resolution

0.4 -64 nm, depending on configuration (see table)

Stray light

< 0.2%

Sensitivity (AvaLight-HAL, 8 µm fiber) in counts/µW per ms integration time

30 (14-bit AD)

120 (16-bit AD)

Detector

CMOS linear array, 256 pixels

Signal/Noise

2000:1

AD converter

14 bit, 330 kHz

16 bit, 500 kHz

Integration time

1 msec - 60 seconds

0.6 msec - 10 minutes

Interface

USB 1.1, 12 Mbps

RS-232, 115.200 bps

USB 2.0 high speed, 480 Mbps

RS-232, 115.200 bps

Sample speed with on-board averaging

4 msec / scan

0.6 msec /scan

Data transfer speed

7-9 ms / scan (depending on # pixels transferred)

1.5 ms / scan

Digital IO

DB-15 connector, 2 Digital in, 12 Digital out

HD-26 connector, 2 Analog in, 2 Analog out, 3 Digital in, 12 Digital out, trigger, sync.

Power supply

12 VDC, reverse polarity protection, 160 mA (PS-12V/1.0A) or 5VDC USB power

Default USB power, 350 mA

Or with SPU2 external 12VDC, 350 mA

Dimensions, weight

175 x 110 x 44 mm (1 channel), 716 grams

175 x 165 x 85 mm (2 channel), 1.700 grams

175 x 110 x 44 mm(1 channel), 716 grams


Grating selection table for AvaSpec-256

Use

Useable range

Spectral range (nm)

Lines/mm

Blaze (nm)

Order code

UV/VIS/NIR

200-1100*

900*

122

UV

UZ

UV/VIS/NIR

200-1100

400

300

300

UA

UV/VIS

200-850

200

600

300

UB

UV

200-750

100

1200

250

UC

UV/VIS

250-850

200

600

400

BB

VIS/NIR

300-1100*

800*

150

500

VZ

VIS/NIR

300-1100

400

300

500

VA

VIS

360-1000

200

600

500

VB

VIS

300-800

100

1200

500

VC

NIR

500-1050

200

600

750

NB

NIR

500-1050

100

1200

750

NC

NIR

600-1100

400

300

1000

IA

NIR

600-1100

200

600

1000

IB


* please note that not all 256 pixels will be used for the useable range


Resolution table (FWHM) for AvaSpec-256

Slit size (µm)

Grating (lines/mm)

25

50

100

200

500

122

5.5

7.9

15.7

32.0

79.0

150

4.5

6.4

12.8

26.0

64.0

300

2.5

3.2

6.4

13.0

32.0

600

1.0

1.5

3.0

6.0

16.0

1200

0.5

0.8

1.5

3.0

8.0



© 2003-2015. LOKAMED Co.Ltd. E-mail: avantes@rambler.ru, phone (+7 921)936-20-39, fax (+7 812)234-59-73

Last Updated: 15-02-2015

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