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Class Notes for Physics at Towson University

PHYS 131 Lecture Notes - Lecture 20: Christiaan Huygens, Physical Optics, Huygens–Fresnel Principle

Lecture 20 Wave Optics AKA Physical Optics 11/13/17 Physical Optics: - Physical optics involves phenomena where the wave nature of light is essential. This occurs when the light must pass through ope...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 18: Gelatin, Eye Movement, Spatial Frequency

Lecture 18 Color Mixing/ Matching 11/1/17 Intensity Distribution Curves for Gelatin Filters: - Two or more light sources, such as blue, green, and red colored filters, when focused together it will produce...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 17: Digital Micromirror Device, Digital Light Processing, Stage Lighting

Lecture 17 Color Mixing/ Matching 10/30/17 Ways of Mixing Colors by Addition: - Simple addition (superposition) colored light sources are focused to overlap. o Stage lighting -- colored floodlights aimed...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 16: Transmittance, Chromaticity, Wrinkle

Lecture 16 Color Mixing 10/25/17 Color Mixing By Addition: - Different colors of light are overlaid on a white surface. Color Mixing by Addition Using Filters: - Simple Additive RulesSuperposition ...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 15: Cie 1931 Color Space, Dichroic Filter, Spectral Sensitivity

Lecture 15 Color 10/23/17 Using the Horseshoe Curve: - Thecomplementofanyspectralcolormaybefoundbyextendingastraightlinefromthat color through white and to the opposite side of the horseshoe. ...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 14: Spectral Color, Additive Color, Photon

Lecture 14 Telescope II/ Color 10/23/17 Color- Spectral vs Non Spectral: - Spectral Colors: o They are pure, monochromatic (single frequency) colors observed in the rainbow from a pris...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 13: Dioptre, Virtual Image, Thin Lens

Lecture 13 Human Eye II/ Microscope/ Telescope 10/16/17 Normal Vision Relaxed Eye: - For seeing at a distance, the eye muscles are relaxed. The far point of a normal eye is infinity. - If an obj...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 12: Shutter Speed, Sclera, Dioptre

Lecture 12 Cameras (II)/ Human Eye 10/11/17 - Some Commonly Used Lens Focal Lengths: - Controlling Lens Sizes: F- Number: - We can control how much light enters the camera via ...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 11: The Sharper Image, Diffraction, View Camera

Lecture 11 Cameras 10/9/17 The Pinhole Camera: - Pinhole cameras need no batteries or lens, only a tiny hole in a light tight box Problem with a Pinhole CameraDifraction: - Up to a point, as the hole gets s...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 10: Real Image, Magnifying Glass, Virtual Image

Lecture 10 Lenses 10/4/17 Lenses: - How lenses have two focus points (F) to form images - What replaces V and C for lenses Converging Lenses (positive): - Converging lenses, such as biconvex lenses, a...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 6: Diffraction Grating, Refraction, Photon

Lecture 7 Racy TracingDispersion 9/20/17 Dispersion: - One wave of property of light waves is dispersion. - Dispersion: the separation and spreading out of colors as a ray of white light passes throug...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 5: Virtual Image, Plane Mirror, Real Image

Lecture 5 Geometric Optics Ray Tracing 9/18/17 Mirrors and Images: - Explain how mirrors focus light to form images. - Summarize rules for ray-diagram tracings of mirror systems. Images: - When we ma...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 4: Rectilinear Propagation, Geometrical Optics, Physical Optics

Lecture 4 EM Waves and Geometric Optics 9/11/17 Geometric Optics and Wave Optics: - Optical effects can be divided into two broad classes o Light as rays without considering wave properties; this is geo...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 3: Scientific Revolution, Scientific Notation, Standing Wave

Lecture 3 Speed of Light 9/6/17 Measuring the Speed of Light: - Light travels very fast but it does not arrive instantaneously from a distant object. As a matter of fact, we often measure large distances in...

Physics
PHYS 131
Sean Lally
PHYS 131 Lecture Notes - Lecture 2: Electromagnetic Spectrum, Heinrich Hertz, Standing Wave

Lecture 2 Electromagnetic Waves 8/30/17 The Electromagnetic Wave: - The Electromagnetic Spectrum: - Visible light is a tiny portion of a large range of waves known as the electromagnetic ...

Physics
PHYS 131
Sean Lally
Thermodynamics - Reference Guides

This detailed and well structured Guide builds upon the Physics principles defined in its companion Guides. The basic concepts are clearly and concisely defined and the laws of Thermodynamics are clearly articulated. Graph...

Chemistry
CHEM 11100
All Professors
Physics - Reference Guides

This Guide is an aid to understanding one of the essential ‘hard’ sciences. Concepts such as mechanics and magnetism are explained in clear terms, aided by a number of useful examples and equations. The Guide provides the ...

Basic Engineering
BE 1101
All Professors

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