LRS-2/3 Laser Raman Spectrometer Computer Control 2.7nm/mm Linear Dispersion

Model

LRS-2/3

monochromator

D/F=1/5.5, grating 1200L/mm, slit width 0-2mm continuously adjustable, slit accuracy 0.01mm

A semiconductor laser

Output wavelength: 532nm, output power ≥100mW

External light path system

Including laser focusing optical system and Raman signal collection optical system. Optical components such as polarizers, analyzers, wave plates, and Raman filters can be placed in the optical path.

sample holder

Five-dimensional adjustable vertical sample holder, horizontal liquid sample holder, transparent solid sample holder, oblique incidence solid sample holder, backscattered sample holder

Single photon counting system

Photon counting photomultiplier tube, single photon signal discrimination circuit system

Name

Parameters

focal length

f=302.5mm

Relative aperture

D/F=1/5.5

Scan range

0nm-1200nm

Linear dispersion

2.7nm/mm

resolution

≤0.1nm (500nm)

slit

Width 0~2mm continuously adjustable, indication accuracy 0.01mm, seam height up to 20mm

modal

Near TEM00

Wavelength accuracy

≤0.1nm

Wavelength Repeatability

≤0.2nm

stray light

≤10-3

Dimensions

700mm×500mm×450mm

weight

70kg