Portman-532 is equipped with a fiber spectrometer for Raman spectroscopy detection. It is easy to operate and the results of tests are objective and accurate. Compared with the traditional 532nm Raman spectrometer, the sensitivity of Portman has been greatly improved, it can detect weak Raman signals at the cellular level. It’s definitely a portable Raman spectrometer which can be used for the screening of raw materials, field testing, graphene synthesis reaction, biological medicine, material analysis and identification.

• Features

• Specifications

  Model	Portman-532 One-stage TE-cooled	Portman-532 Two-stage TE-cooled
  Dimension	325×220×82 mm
  Weight	~4.4 kg
  Spectral range	200-3200cm-1	200-3000cm-1
  Wavelength resolution	~8 cm-1(can be customized)
  Dark noise	<10 RMS
  Dynamic range	8000：1	22000：1
  Excitation wavelength	532±1nm, line width≤0.2nm
  Laser power stability	≤3% P-P(@2hrs)
  Lifetime of laser	5000hrs
  Supply voltage	5V/4A
  Output power	0-100mW (adjustable)
  TE Cooling temperature	one-stage (-5℃)	two-stage (-25℃)
  Filter laser cut-off depth	OD8
  Operating distance of probe	7.5mm
  Operating temperature	0-40℃
  Operating humidity	5-80%

• Applications

• Raman detection
• Identification of raw and auxiliary materials
• Medical analysis
• Material analysis
• Optical experiment teaching
• Special research

• Typical spectrum