科研光纤光谱仪

Model

Spectral range

A4000 General series

GE 350-1100nm

GE 200-1100nm

GE Raman

A4000 External Triggering series

TG 350-1100nm

TG 200-1100nm

Detector

Detector

Toshiba TCD1304DG linear CCD array

Wavelength range

200-1100nm

Pixels

3648 pixels

Pixel size

8um*200um

Sensitivity

130 photons/count at 400nm

60 photons/count at 600nm

Spectrometer

Dimensions (mm)

149*105*46

Weight (g)

840

Optical resolution

<0.75nm FWHM

Signal-to-noise ratio

300:1 (at full signal)

Dark noise

12RMS counts

Dynamic range

2*10ˆ9(system);1300:1 for a single acquisition

Integration time

4ms-10s

Stray light

<0.05%@600nm; <0.10%@435nm

Corrected linearity

>99.8%

Optical Bench

Design

f/4, Symmetrical crossed Czerny-Turner

Focal length

101.6mm input and output

Entrance aperture (um)

5,10,25,50,100 or 200

Grating

A variety of different grating, ultraviolet and infrared

Fiber optic connector

SMA905 to 0.22 numerical aperture single-strand fiber