Revista Mexicana de Física . Simulation of Michelson and
... The mathematical treatment of light interference is based on the Huygens-Fresnel principle. Temporal and spatial coherence are useful to express some relevant aspects of a light source. They both describe shape, emittance, and spectral details of a light source. The best way to assess light source c ...
... The mathematical treatment of light interference is based on the Huygens-Fresnel principle. Temporal and spatial coherence are useful to express some relevant aspects of a light source. They both describe shape, emittance, and spectral details of a light source. The best way to assess light source c ...
Measurement of the Wavelength by Diffraction Gratings
... Moreover the fringes are formed far apart from one another. For this purpose Fraunhofer made the first grating. An ideal diffraction grating consists of a large number of fine equidistant parallel grooves ruled on a plate of glass. The region between two grooves is transparent and allows the light t ...
... Moreover the fringes are formed far apart from one another. For this purpose Fraunhofer made the first grating. An ideal diffraction grating consists of a large number of fine equidistant parallel grooves ruled on a plate of glass. The region between two grooves is transparent and allows the light t ...
LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
... 2. Two lenses of focal lengths 8 cm and 6 cm are placed at a certain distance apart. Calculate the distance between the lenses if they form an achromatic combination. 3. Explain the formation of colours in thin film. 4. Light of wavelength 6000 Å falls normally on a thin wedge shaped film of µ=1.5, ...
... 2. Two lenses of focal lengths 8 cm and 6 cm are placed at a certain distance apart. Calculate the distance between the lenses if they form an achromatic combination. 3. Explain the formation of colours in thin film. 4. Light of wavelength 6000 Å falls normally on a thin wedge shaped film of µ=1.5, ...
HP unit 12 - wave optics student handout
... The camera on a spy satellite has a lens with a diameter of 1.5m. This satellite is in low earth orbit about 2.9x105m above the surface of the Earth. Determine the approximate size of the smallest feature the camera can resolve when taking a picture of something on the Earth's surface (assume blue ...
... The camera on a spy satellite has a lens with a diameter of 1.5m. This satellite is in low earth orbit about 2.9x105m above the surface of the Earth. Determine the approximate size of the smallest feature the camera can resolve when taking a picture of something on the Earth's surface (assume blue ...
Quiz 8
... *1. (2.5pts) A diamond is placed on the bottom of a 1.60 m-deep swimming pool. A circular raft floats on the surface of the water directly above and centered on the diamond. If the water of the pool has a refractive index of 1.38, what is the minimum diameter of the raft to hide the diamond from an ...
... *1. (2.5pts) A diamond is placed on the bottom of a 1.60 m-deep swimming pool. A circular raft floats on the surface of the water directly above and centered on the diamond. If the water of the pool has a refractive index of 1.38, what is the minimum diameter of the raft to hide the diamond from an ...
Determining Shape and Fringe Count in a Holographic
... Gabor in 1947, in which one not only records the amplitude but also the phase of the light wave. It is simply interference. During the recording process a standing –wave interference (fringe) pattern is generated where the reference beam and object beam interfere within the recording layer. This pat ...
... Gabor in 1947, in which one not only records the amplitude but also the phase of the light wave. It is simply interference. During the recording process a standing –wave interference (fringe) pattern is generated where the reference beam and object beam interfere within the recording layer. This pat ...
Wave Optics
... • When m = 0, it is the zeroth order maximum • When m = 1, it is called the first order maximum, etc ...
... • When m = 0, it is the zeroth order maximum • When m = 1, it is called the first order maximum, etc ...
The Michelson Interferometer
... initially make some adjustments by eye. Then, one can align the two reflected images of the pointer (a mark ground on to the glass plate in front of the light source) , by adjusting the tilt controls on the mirror M1. Further adjustment enables one to see around ten fringes. The zero order image was ...
... initially make some adjustments by eye. Then, one can align the two reflected images of the pointer (a mark ground on to the glass plate in front of the light source) , by adjusting the tilt controls on the mirror M1. Further adjustment enables one to see around ten fringes. The zero order image was ...
lecture22
... Question: What is changed, when a light wave enters into a medium of different optical density? A) its speed and frequency B) its speed and wavelength C) its frequency and wavelength D) its speed, frequency & wavelength 3) Mirage ...
... Question: What is changed, when a light wave enters into a medium of different optical density? A) its speed and frequency B) its speed and wavelength C) its frequency and wavelength D) its speed, frequency & wavelength 3) Mirage ...
Measurement of Surface Quality 1. Lyot Test 2. FECO 3. Nomarski
... The path difference between the two beams can be adjusted by laterally translating the Wollaston prism. When the axes of the polarizer and analyzer are parallel and the prism is centered, the path lengths are equal and white light is seen for a perfect test surface with no tilt. When the polarizer a ...
... The path difference between the two beams can be adjusted by laterally translating the Wollaston prism. When the axes of the polarizer and analyzer are parallel and the prism is centered, the path lengths are equal and white light is seen for a perfect test surface with no tilt. When the polarizer a ...
Chapter 36 Summary – Magnetism
... Directions: #1-6, are true/false. Write the sentence and explain why it’s true, or how to make it true. #7-23 are multiple choice. Write the question and correct answer and explain why. 1) Diffuse reflection occurs when light is refracted in many directions from a rough surface. 2) Reflection occurs ...
... Directions: #1-6, are true/false. Write the sentence and explain why it’s true, or how to make it true. #7-23 are multiple choice. Write the question and correct answer and explain why. 1) Diffuse reflection occurs when light is refracted in many directions from a rough surface. 2) Reflection occurs ...
PHYSICS CHAPTER 15 NOTES DIFFRACTION AND
... Brewster's Angle--The light ray incident obliquely to a surface contains a reflective beam of light polarized parallel to the plane of the reflecting surface. ...
... Brewster's Angle--The light ray incident obliquely to a surface contains a reflective beam of light polarized parallel to the plane of the reflecting surface. ...
Measuring the Index of Refraction of Air
... Measuring the Index of Refraction of Air David Parks Advisor Dr. Dooley An optical cell is placed in one leg of a Michelson interferometer. The cell can contain a gas or fluid which, effectively changes the optical path length. The change in optical path length can be calculated from the number of f ...
... Measuring the Index of Refraction of Air David Parks Advisor Dr. Dooley An optical cell is placed in one leg of a Michelson interferometer. The cell can contain a gas or fluid which, effectively changes the optical path length. The change in optical path length can be calculated from the number of f ...
File
... To understand interference caused by multiple reflections it is necessary to consider what happens when a light wave moving in air hits a material such as glass. The reflected pulse is said to undergo a phase change of 180° or π radians. The reflected pulse is 180° out of phase with the ...
... To understand interference caused by multiple reflections it is necessary to consider what happens when a light wave moving in air hits a material such as glass. The reflected pulse is said to undergo a phase change of 180° or π radians. The reflected pulse is 180° out of phase with the ...
Physics 422 - Spring 2015 - Assignment #5
... 3. (a) Calculate the distance to the object focal point, fo , and the image focal point fi for a single spherical concave refracting surface with radius of curvature R = −10 cm, made of a material with index of refraction n2 = 1.5, and with air (n1 = 1) on the object side. (b) Calculate fo and fi f ...
... 3. (a) Calculate the distance to the object focal point, fo , and the image focal point fi for a single spherical concave refracting surface with radius of curvature R = −10 cm, made of a material with index of refraction n2 = 1.5, and with air (n1 = 1) on the object side. (b) Calculate fo and fi f ...
Lecture 22 - LSU Physics
... A thickness D=(m+0.5) 2.02 mm would make the waves OUT of phase. For example, 1.008 mm makes them in phase, and 1.010 mm makes them OUT of phase. ...
... A thickness D=(m+0.5) 2.02 mm would make the waves OUT of phase. For example, 1.008 mm makes them in phase, and 1.010 mm makes them OUT of phase. ...
lecture20
... As the wavelets propagate from each point, they propagate more slowly in the medium of higher index of refraction. This leads to a bend in the wavefront and therefore in the ray. The frequency of the light does not change, but the wavelength does as it travels into a new medium. ...
... As the wavelets propagate from each point, they propagate more slowly in the medium of higher index of refraction. This leads to a bend in the wavefront and therefore in the ray. The frequency of the light does not change, but the wavelength does as it travels into a new medium. ...
Interference of light Ordinary illumination Interference fringes
... wavelength of light can be deduced, even though it is very small Even with white light, a few coloured fringes can be seen around the central white fringe, before the colours wash out By putting a wedge of material across S1 the path length can be increased until the fringes disappear, giving a ...
... wavelength of light can be deduced, even though it is very small Even with white light, a few coloured fringes can be seen around the central white fringe, before the colours wash out By putting a wedge of material across S1 the path length can be increased until the fringes disappear, giving a ...
The Michelson Interferometer
... The Michelson interferometer is the best known example of a class of interferometers that are known as amplitude-splitting interferometers, that is they produce interference by means of division of the amplitude of incident light by means of arrangements of mirrors and beamsplitters. Michelson devel ...
... The Michelson interferometer is the best known example of a class of interferometers that are known as amplitude-splitting interferometers, that is they produce interference by means of division of the amplitude of incident light by means of arrangements of mirrors and beamsplitters. Michelson devel ...
Polarization Practice
... 9. A bright source of light is viewed through two polarizers whose preferred directions are initially parallel. Calculate the angle through which one sheet should be turned to reduce the transmitted intensity to half its original value. ...
... 9. A bright source of light is viewed through two polarizers whose preferred directions are initially parallel. Calculate the angle through which one sheet should be turned to reduce the transmitted intensity to half its original value. ...
From a flat mirror, designer light — Harvard School of Engineering
... who was co-principal investigator for this work. "The reflected beam can bounce backward instead of forward. You can create negative refraction. There is a new angle of total internal reflection." Moreover, the frequency (color), amplitude (brightness), and polarization of the light can also be cont ...
... who was co-principal investigator for this work. "The reflected beam can bounce backward instead of forward. You can create negative refraction. There is a new angle of total internal reflection." Moreover, the frequency (color), amplitude (brightness), and polarization of the light can also be cont ...
INTERFEROMETERS NOTE: Most mirrors in the apparatus are front
... Experiment 4 - To Determine the Wavelength Difference for the Two Lines The sodium `line' is really a doublet of 2 wavelengths λ1 and λ2 having a small wavelength separation and different but comparable intensities. A fringe pattern is formed for each wavelength and the resultant seen is that pro ...
... Experiment 4 - To Determine the Wavelength Difference for the Two Lines The sodium `line' is really a doublet of 2 wavelengths λ1 and λ2 having a small wavelength separation and different but comparable intensities. A fringe pattern is formed for each wavelength and the resultant seen is that pro ...
Generalizations of the Brachistochrone Problem
... Advisor, Dr. Nolan Consider a frictionless surface in a gravitational field that need not be uniform. Given two points A and B on the surface, what curve is traced out by a particle that starts at A and reaches B in the shortest time? This paper discusses studies this problem for simple surfaces suc ...
... Advisor, Dr. Nolan Consider a frictionless surface in a gravitational field that need not be uniform. Given two points A and B on the surface, what curve is traced out by a particle that starts at A and reaches B in the shortest time? This paper discusses studies this problem for simple surfaces suc ...
Chapter 37 Wave Optics (I)
... interfaces, which means that only (0.96)12=0.61 or 61% of the incident energy is transmitted. How to optimize the transmission of signal intensity? Lens coating. The loss due to the reflection is minimized by coating each lens surface with a thin film. The thickness and refractive index of the thin ...
... interfaces, which means that only (0.96)12=0.61 or 61% of the incident energy is transmitted. How to optimize the transmission of signal intensity? Lens coating. The loss due to the reflection is minimized by coating each lens surface with a thin film. The thickness and refractive index of the thin ...