MXY4000-11 Joint Fourier Transform Related Image Recognition and Information Optics Experimental System

1、 Product Introduction:

Fourier transform related image recognition technology has gradually entered the practical stage in fields such as fingerprint recognition, character recognition, and object recognition. In the joint Fourier transform related image recognition, the key is to use spatial light modulators to achieve optoelectronic hybrid processing. This experiment focuses on the specific research of information optics, where information analysis and processing are important components. Especially in the vast amount of information, how to quickly analyze and find useful information has become an urgent technical and application problem to be solved in the information age. Fourier joint image recognition technology has the advantages of high information throughput, fast processing speed, and recognition preparation in applications.

IIExperimental content:

1Understand the principles of Fourier image recognition and Fourier transform

2Learn to use spatial light modulators

3Learn the basic debugging of optical information processing systems

4Master the construction of basic Fourier image recognition systems

IIIConfiguration and Parameters:

1Light source: helium neon laser,632.8nm,Equipped with Brewster windows; Mercury lamp, adjustable height; Bromine tungsten lamp, adjustable brightness;

2LCD light valve: resolution1024*768

3、CCDvideo camera:1/3”，420TVL,0.2lux,Power Supply12VDC

4Image acquisition card: Resolution:640*480*16

5Fourier lens:f=300mm,Φ60mm

6Monitor: LCD TV,8”

7Video adapter: 1/4

8Spatial filter:40xobjective lense,25umsmall hole

9Optical components: lens, polarizer, beam splitter, plane reflector, grating, prism

10Adjustment frame: tubular two-dimensional frame, translation base, lifting adjustment base, universal base, lens frame, white screen, polarizer frame, grating turntable, stage, micrometer eyepiece bracket, spectrum filter, single-sided rotatable slit, ground glass screen, paper clamp, aperture, etc

11Other: Identification objects, spectrum filters, stepless beam splitters, holographic dry plates, small objects, grid characters, transparent crosses, θ modulation plates, etc