photoluminescence microscope / for Raman spectroscopy

The integration of optical layout -- all optical elements adjustments is only needed in the initial installation, to ensure the efficiency and easy using

Double light path design easy to switch the horizontal and vertical optical path, for application on all kinds of sample morphology

Ultra-wide spectra range 300-2200nm

Video monitoring light path -- for accurate sampling point adjustment

Unique correction function of Emission spectra -- to make the spectral measurements more accurate and comparable

Multiple excitation wavelengthoption-- 325nm, 405nm, 442nm, 473nm, 532nm, 633nm, 785nm etc.

Automatic mapping functionoption-- 50mm × 50mm measurement range, or customized special specifications

Electroluminescent (EL) featureoption-- extended options

Microscopic Raman spectroscopy measurementoption-- extended options

Ultra low temperature measuring accessoriesoption-- providing measurements at ultra low temperature under 10K

* optional items; please consult us for more details

* * configuration shall be determined according to the actual needs.

System composition

1. Excitation source part: lasers of various wavelengths from UV to near-infrared bands

2. Microscopic optical path part: specific microscopic optical path of optimization design

3. Spectra acquisition part: imaging calibrated spectral and high sensitive scientific grade CCD or single point detector and data acquisition device

4. Sample holder: XYZ three-dimensional adjustable sample holder (manual or automatic), ultra low temperature sample table

Application

Function: Photoluminescence Spectrum Measurement

Samples: GaN、ZnO、GaAs、Rare Earth and so on

The Photoluminescence and Electroluminescence Spectrum Measurement of InGaN/GaN

(Conditions: Excitation 325nm Laser with 30mW Power , Spectral Range：340-700nm)

PL Spectrum Measurement

The red curve stands for Anode and the green curve stands for Cathode ;

The photoluminescence peak of GaN/InGaN are 365nm and 475nm