Education

Classes

Five Day Course Outline

Day 1

Free-form optics basis and its application to optics.

  • Historical survey of free-form surfaces and lens

  • Formulas on free-form surface – xy polynomial, Zernike polynomial, and more

  • Simulation with Zemax – tutorial

  • Applications overview

    • ​From imaging to illumination

    • Laser applications

    • ​Grating/spectrometer applications

​Day 2

Applications of free-from to mobile camera lens, projection, illumination and grating.​
I. Application to mobile camera lens

  • Background of mobile phone

  • The use of free-form lens

  • Example illustration with Zemax

II. Application to projection

  • Background of projection

  • The use of free-form lens

  • Example illustration with Zemax

III. Application to illumination

  • Background of illumination

  • The use of free-form to illumination

  • Example illustration of Zemax

IV. Application to grating

  • Background of grating and spectrometer

  • The use of free-form to spectrometer

  • Example illustration of Zemax

​Day 3

Measurement of free-from surface and its correction.

  • How to measure free-form surface

  • Available measurement equipment

    • ​Capability and limitation

  • How to do correction and compensation

  • Tooling machines

    • ​​Capability, feasibility and limitation

  • NC codes introduction 

​Day 4

uVo software – How to operate.

  • Background of software

  • Demo 1 – aspheric surface with flange

    • ​Background

    • Work check list

  • Exercise 1 + Q&A

  • Demo 2 – free-form lens

    • ​Background

    • ​Work check list

  • Exercise 2 + Q&A ​

​Day 5

Assembly with free-form, imaging quality characterization and trouble shooting. 

  • Real example 1 – hands-on exercise 1

    • ​Background

    • Tool/fixture introduction

    • Work check list

    • Assembly and test

    • Quality assurance

    • Q&A

  • Real example 2 – hands-on exercise 2

    • ​Background

    • Tool/fixture introduction

    • Work check list

    • Assembly and test

    • Quality assurance

    • Q&A