Curso de Master y Doctorado.

El Departament d'Òptica i Optometria i Ciències de la Visió de la Facultat de Física organiza este curso incluido en el programa de actividades formativas dirigidas a estudiantes de Máster y de Doctorado.

Título: Moduladores Espaciales de Luz - SLMs. Control digital de haces de luz.
Fechas: del 28 de marzo al 3 de abril 2019. 

Aula:  4103, Facultad de Física. 10:30 a 12:30.
Imparte: Ignacio Moreno, Dep. de Ciencia de Materiales, Óptica y Tecnología Electrónica, Universidad Miguel Hernández de Elche - i.moreno@umh.es - .   

SPATIAL LIGHT MODULATORS: DIGITAL CONTROL OF LIGHT BEAMS

Ignacio Moreno

Departamento de Ciencia de Materiales, Óptica y Tecnología Electrónica

1. INTRODUCTION

What is a Spatial Light Modulator.
Main types and technologies.
Display applications.
SLMs beyond displays.

2. BASICS OF POLARIZED LIGHT

Polarization of light.
Stokes parameters. Degree of polarization. Poincaré sphere.
Polarizers.
Birefringence and retarders.
Jones calculus.

3. OPTICS OF LIQUID CRYSTALS

Electrically controlled birefringence.
Twisted nematic modulators.
Ferroelectric modulators.

4. TECHNIQUES FOR OPTICAL CHARACTERIZATION

Retardance characterization.
Spectral retardance.
Phase modulation.

5. QUALITY FACTORS FOR DIFFRACTIVE OPTICS

Fill factor and diffraction efficiency.
Modulation efficiency.
Fringing and Flickering.
Fabry-Perot interference effects.

6. PROGRAMMABLE DIFFRACTIVE OPTICAL ELEMENTS

Basic elements: diffraction gratings, diffractive lenses.
Resolution limits.
Computer generated holograms.
Design of harmonic components: Dammann and arbitrary designs.
High phase modulation designs.

7. VORTEX BEAMS

Spiral phase plates and optical vortex beams.
Fork gratings.
Axicons and Bessel beams

8. GEOMETRIC-PHASE DIFFRACTIVE ELEMENTS

Q-plates – higher order polarized beams.
Polarization lenses.
Polarization diffraction gratings

9. POLARIZATION DIFFRACTIVE ELEMENTS IN SLM SYSTEMS

Optical arrangements for full polarization control.
Encoding q-plates and polarization diffraction gratings.
Generation and detection of vector/vortex beams.

10. ADAPTIVE SPECTRAL CONTROL WITH SLMs

Birefringent filters.
Optical modelling and spectral control.
Programmable spectral retarders