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Theory and Technology of Optical Measurement
Date:Jun 1, 2018    Author:


Course No.: 012005

Course Category: major course of subject

Period/Credits: 32/2

Prerequisite: College Physics, Applied Optics, Physical Optics, Optical Fiber Technology, Electromagnetic Field Theory, Laser Principle, Fourier optics, and so on.  

Aim & Requirement:

In addition to the basic optical measurement technology, this course mainly introduces optical interference testing technology, the testing principles and testing methods of various optical quantities. The whole course consists several parts,including basic theory and development of modern optical testing technology, the testing of optical materials and their basic parameters, several typical typical interferometer, the photoelectric phase detection technology, the plane element and the spherical element respectively,the basic knowledge and testing methods of aspheric testing technology, the technique of interferometric length measurement, moire fringe measurement technology, and the quality evaluation method of optical system imaging.

The theory and technology of optical measurement has a close combination of theory and practice, which deeply discusses the characteristics of the system. This course is a reference material for the relevant engineering technicians to design the optical testing system.

Primary Coverage

Chapter 1: A review of modern optical testing technology

Introduce the present situation and application of modern optical testing technology, the selection principle of optical testing methods, and the development trend of modern optical testing technology.

Chapter 2: Comprehensive detection on the optical bench

Introduce the alignment technology and focusing technology in measurement, basic components and combinations of optical testing devices and measurement of focal length and top focal distance.

Chapter 3: Optical material testing

Introduce the overview of optical glass materials, measurement of refractive index of optical glass, optical uniformity measurement of optical glass and measurement of stress birefringence in optical glass.

Chapter 4: Basic optical interferometry

Introduce the analysis of interference fringes and evaluation of wave surface quality, several typical interferometers, wavefront dislocation interferometry, interferogram analysis and wave surface fitting and wavefront aberration and its measurement.

Chapter 5: Photoelectric phase measurement technology

Introduce the phase static and dynamic testing technique

Chapter 6: Test technology of plane element

Introduce the basic measurement of plane element, surface profile deviation detection for planar optical elements and measurement of optical parallelism of planar optical elements.

Chapter 7: Testing technology of spherical element

Introduce the measurement of radius of curvature of spherical surface and surface deviation detection of spherical optical elements.

Chapter 8: Aspheric testing technology

Introduce the basic knowledge of aspheric surface and testing method for aspheric surface shape.

Chapter 9: Interferometric length measurement technique

Introduce the high precision measuring technique for measuring block and laser interferometry.

Chapter 10: Moire fringe technique

Introduce the principle of Moire formation and moire fringe measurement technology.

Chapter 11: Evaluation of optical system

Introduce the overview of imaging quality evaluation methods for optical systems, resolution test, the star test method for evaluation of imaging quality, optical transfer function, and interferometry.

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