Photonic Band Gap Negative Index Imaging

Slides:



Advertisements
Similar presentations
Lab 10: Lenses 1.Focal Length 2.Magnification 3.Lens Equation 4.Depth of Field 5.Spherical Aberrations and Curved Focal Plane 6.Chromatic Aberration 7.Astigmatism.
Advertisements

In all cameras, light enters through the lens and hits the recording medium. (In film cameras, the film plane, in digital cameras (for our purposes),
Announcements No lab tonight due to Dark Sky Observing Night last night Homework: Chapter 6 # 1, 2, 3, 4, 5 & 6 First Quarter Observing Night next Wednesday.
Aperture Pupil (stop) Exit Pupil Entrance Pupil.
Optical Theory II ABERRATIONS Copyright Ellen Stoner, MALS, ABOM, NCLC.
Optics 1----by Dr.H.Huang, Department of Applied Physics
Small f/number, “fast” system, little depth of focus, tight tolerances on placement of components Large f/number, “slow” system, easier tolerances,
Aberrations  Aberrations of Lenses  Analogue to Holographic Model  Aberrations in Holography  Implications in the aberration equations  Experimental.
1 Optics for Astrometry: a quick introduction William F. van Altena Yale University Basic Astrometric Methods Yale University July 18-22, 2005.
Lenses We will only consider “thin” lenses where the thickness of the lens is small compared to the object and image distances. Eugene Hecht, Optics, Addison-Wesley,
Optical Center Eugene Hecht, Optics, Addison-Wesley, Reading, MA, 1998.
Fig Spherical aberration for a lens
Fiber Optics Defining Characteristics: Numerical Aperture Spectral Transmission Diameter.
C F V Light In Side S > 0 Real Object Light Out Side S ’ > 0 Real Image C This Side, R > 0 S < 0 Virtual Object S ’ < 0 Virtual Image C This Side, R
Image Formation III Chapter 1 (Forsyth&Ponce) Cameras “Lenses”
Imaging Science FundamentalsChester F. Carlson Center for Imaging Science Mirrors and Lenses.
© 2010 Pearson Education, Inc. Conceptual Physics 11 th Edition Chapter 28: REFLECTION & REFRACTION Reflection Principle of Least Time Law of Reflection.
A microscope is a Complicated Lens n The microscope can be represented by a single convex lens.
PRCTICAL DIFFICULTIES OF PROGRESSIVE LENS FITTING
Notes on Chapter 30 Lenses
Chapter 18 Mirrors and Lenses Lenses A. Types of Lenses A. Types of Lenses B. Convex Lenses B. Convex Lenses C. Concave Lenses C. Concave Lenses.
Can YOU determine the general characteristics of the “image” 1.Its location (closer than, further than or the same distance as the object and the mirror)
Fundamental of Optical Engineering Lecture 3.  Aberration happens when the rays do not converge to a point where it should be. We may distinguish the.
Geometric Optics This chapter covers how images form when light bounces off mirrors and refracts through lenses. There are two different kinds of images:
Geometric Optics. An object inside the focus casts a virtual image that is only focused by the eye.
Background Research. material selection for launching of telescope; must be soft, able to absorb vibration, fit within the appropriate temperature range.
Geometrical Optics Chapter 24 + Other Tidbits 1. On and on and on …  This is a short week.  Schedule follows  So far, no room available for problem.
A New Definition of Refraction: Basics and Beyond Austin Roorda, Ph.D. Unversity of Houston College of Optometry.
Yi-Chin Fang, Institute of Electro-Optical Engineering, National Kaohsiung First Univ. of Science and Technology Improvements of Petzval Field Curvature.
1 32 Optical Images image formation reflection & refraction mirror & lens equations Human eye Spherical aberration Chromatic aberration.
Chapter 25 Optical Instruments 25-1 The Camera The basic parts of a camera are the light-tight box, lens, and shutter. Shutter speed refers to the speed.
12.1 Characteristics of Lenses. Today we will learn about...  the different types of lenses, the characteristics of the image formed by each of those.
Vision. Normal Vision light is focused directly on the retina - can see clearly both near & far.
Lenses and Imaging (Part I) Why is imaging necessary: Huygen’s principle – Spherical & parallel ray bundles, points at infinity Refraction at spherical.
3.30. Image location by ray tracing Consider a real object that is placed in front of a convex lens. The location of the image can be found by considering.
SEM Lens Aberration: Astigmatism
Image at:
ABERRATIONS Lecturer in PHYSICS Silver Jubilee Govt.,College(A),
Prof. Charles A. DiMarzio Northeastern University Fall 2003 July 2003
© 2010 Pearson Education, Inc. When light bends in going from one medium to another, we call this process refraction.
Lenses Properties, Characteristics & Ray Diagrams.

Matrix methods, aberrations & optical systems
Image Formation III Chapter 1 (Forsyth&Ponce) Cameras “Lenses” Guido Gerig CS-GY 6643, Spring 2016 (slides modified from Marc Pollefeys, UNC Chapel Hill/
Geometric Optics: Mirrors and Lenses. Mirrors with convex and concave spherical surfaces. Note that θ r = θ i for each ray.
Spherical Aberration. Rays emanating from an object point that are incident on a spherical mirror or lens at different distances from the optical axis,
July © Chuck DiMarzio, Northeastern University ECEG105/ECEU646 Optics for Engineers Course Notes Part 4: Apertures, Aberrations Prof.
Optics Geometric Optics1 CHAPTER 2 GEOMETRIC OPTICS.
Lenses Topic 13.4.
Topic report Laser beam quality
The Camera : Computational Photography
HW #4, Due Sep. 21 Ch. 2: P28, PH8, PH16 Ch. 3: P3, P5.
Optical Instruments Or Seeing is Believing.
Take a pinhole demo Please take a personal pinhole demonstrator from box at door to your seat for use in program.
Metamaterials for Curved Lenses Geometric optic analysis of lenses composed of continuous negative index media. UCSD.
SPHERICAL MIRROR EQUATIONS
Observational Astronomy
HW #5, Due Sep. 28 Exam I: Tuesday Oct. 3 Covers Chapters 1,2,3
Chapter 7 Light and Geometric Optics
Lab 10: Lenses Focal Length Magnification Lens Equation Depth of Field
12.1 Characteristics of Lenses
The Camera : Computational Photography
Announcements Lab tonight: planetarium
Investigation 22.3: Images from Lenses Name: ________________________
Mirrors, Plane and Spherical Spherical Refracting Surfaces
UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN
Chaper 6 Image Quality of Optical System
Summary of Sign Conventions
SPHERICAL MIRROR EQUATIONS
Presentation transcript:

Photonic Band Gap Negative Index Imaging Collaboration of the UCSD and MIT (Joannopoulos/Chen Groups) Data Summary of UCSD Group Close Up of Sample Top View

Special Testing Apparatus

Transverse Field Profile Without Sample

Illustration of Imaging with PBG

Illustration of Difficulties With Near Field Imaging

2D Mapping (u=1.9mm, Hole Centered) 1mm 40mm 80mm -80mm 6.0185 GHz

Metamaterials for Curved Lenses UCSD

Why Curved Lenses? Focuses Near Fields Super resolution imaging Slabs (“Perfect Lens”) Curved Lenses Focuses Near Fields Super resolution imaging Super resolution illumination Focuses far fields Antennas Far field imaging

Why Metamaterials? Focusing performance Matching Compactness Weight

Focusing Performance Optical Aberration Coefficients Gaussian optical formulas describe ideal point focusing. Aberration coefficients describe the deviation of a focus from an ideal point. Spherical Coma Astigmatism Field curvature Distortion

Optical Aberrations Coefficients z x y z c200 spherical c110 coma c020 astigmatism c101 field curvature c011 distortion

Isotropic Spherical Coma Astigmatism Field curvature Distortion

Indefinite Spherical Coma Astigmatism Field curvature Distortion

Lens Aberration Comparison

Feedback: Privacy Policy Feedback
Do Not Sell My Personal Information
About project: SlidePlayer Terms of Service

© 2025 SlidePlayer.com. Inc. All rights reserved.