'Chromatic aberration' diaporamas de présentation

Basic Optics

Lynn Lawrence, CPOT, ABOC. Basic Optics. Disclaimer. Please prepare for certification testing with materials from the organization in which you want your certification granted i.e.: AOA JCAHPO ABO NCLE OT. Outline. The Visual System Physiology Ametropias Ophthalmic Lenses

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Telescopes and Optics

Telescopes and Optics. NHAS Astro 101. Agenda. Optics relating to Telescopes, Lenses and Mirrors Types of Telescopes and their advantages Focal Length and Focal Ratio Types of Eyepieces and their advantages Magnification and Apparent Field of View

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Lenses

Lenses. Lenses use the process of refraction to change the direction of light at their two surfaces. There are two types of lenses: 1. CONVERGING - These make a parallel beam of light converge to a focus.

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Introduction to Light and Electron Microscopy

Introduction to Light and Electron Microscopy. Introduction to Optics Part I James Bouwer. NEU 259. Spring 2007. Some Length Scales:. 1mm = 1m / 1000 millimeter 1 ?m = 1mm / 1000 micron 1 nm = 1 ?m / 1000 nanometer ~10 atoms. Nature of Light:. Particle Nature:

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Studying the sun

Studying the sun. Chapter 24.1 SC912N11, SC912E58 SC.912.P.10.16/18, . Objectives. Describe the waves that compose the electromagnetic spectrum Describe what the different types of spectra reveal about stars

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1445 Introductory Astronomy I

1445 Introductory Astronomy I. Chapter 3 Light and Telescopes R. S. Rubins Fall, 2010. The Speed of Light 1. Aristotle (ca. 360 BCE) thought the speed of light to be infinite, while Galileo (ca.1600) found it too fast to measure.

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The transmission electron microscope

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Lecture 7 Light and Telescopes II

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Optical Aberrations and Aberrometry F. Karimian, MD 2002

Optical Aberrations and Aberrometry F. Karimian, MD 2002.

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Vision

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????????( Aberration)

????????( Aberration). Spherical aberration (on axis ) Coma Astigmatism (off axis ) Curvature of field Distortion Chromatic aberration. h. h. Paraxial image. Paraxial focus. Spherical aberration. Circle of least confusion. C austic. Longitudinal S.A. Traverse S.A. h.

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Announcements

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. Set-up starts around 6:45pm

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Astronomy 101 Section 020 Lecture 6 Optics and Telescopes

Astronomy 101 Section 020 Lecture 6 Optics and Telescopes. John T. McGraw, Professor Laurel Ladwig, Planetarium Manager. Telescopes. The fundamental purpose of any telescope is to gather more light than the eye. The second purpose of a telescope is to see finer detail.

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Optical Instruments

Optical Instruments. Power of a lens. Optometrists, instead of using focal length, use the reciprocal of the focal length to specify the strength of eyeglasses or contact lenses. This is called power . P = f -1. Diopter (D).

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Lasers and Confocal

Lasers and Confocal. Laser. Acronym: Light Amplification by Stimulated Emission of Radiation Ordinary light emission: Comes from spontaneous decay of excited state to ground levels

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FeSEM MRC Workshop

FeSEM MRC Workshop. MRC SEM Workshop. Introduce the FESEM microscope Familiarize and Train experienced persons to use the Hitachi S4700 FESEM Obtain a better understanding on how to utilize the FESEM. Workshop Outline. Introduction to the FESEM Sample Contamination Low Voltage SEM

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Course 15: Computational Photography

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Digital Image Forgery Detection

Digital Image Forgery Detection. Ales Zita. Publication. Digital Image Forgery Detection Based on Lens and Sensor Aberration Authors : Ido Yerushalmy , Hagit Hel-Or Dept. of Computer Science, University of Haifa, Israel Published in International Journal of Computer Vision

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Light

Light . Learning Targets ? . Light. I can calculate the illumination or luminous flux given a radius or distance. I know what the terms illumination and luminous flux mean. I know the possible labels for illumination and luminous flux. . Light.

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Chapter VI

Chapter VI

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