Optics Forum

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High School Polarized Light: Understanding How Polarization Occurs
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Graduate Laser reflection/propagation through plastic
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Undergrad Can someone tell me what is the best collimation material for this application?
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Undergrad Could a rocket come close to the speed of light?
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Graduate Transverse mode output from a multimode fiber using TEM00 laser source?
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High School Green Laser Pointer Reflecting: Hot or Not?
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Undergrad Burning Elements - Visible Light Spectrum
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High School What happens to light when it hits an object?
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Undergrad What causes the shadow below a whirlpool in a pool?
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If i can see him, can he see me?
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High School When I am looking with my sunglasses to PC display I see darker
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Undergrad Why longer wave diffracts more?
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3K
Undergrad How double glasses window reflect ?
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Graduate Fibre Misalignment and Light Coupling
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Undergrad How Does Light Interact with Matter in Our Atmosphere?
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Undergrad Light Questions: Gravity & Mass
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3K
Undergrad Inverse perspective mapping equations
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Undergrad Does destructive interference contradict the law of conservation of energy?
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Interference of fibre optic signals with mobile phones' microwaves?
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High School Evidence that light is a transverse wave?
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Undergrad Understanding Rainbow Dispersion in Glass and Mirrors
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Graduate What really cause light to appear slower in media?
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High School Sunglasses + Plane Window = Colors?
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High School Direction when the magnitude of the instantaneous velocity is 0
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High School Why do green lasers rays are visible?
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Undergrad Why does the colour wheel exist?
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Graduate Understanding Photon Velocity: Impact on Mass and Life Span Explained
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Graduate How could one measure degree of coherence with Fresnel birprism?
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3K
High School What causes light to become brighter?
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High School Why Do Objects Appear As We See Them?
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High School Can Wave Reflection Interfere with Communication?
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Graduate Trapping a omni-directional light source within an uni-directional light source
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3K
Undergrad Airy Disc Formula: Why Does it Include 1.22?
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Undergrad The effect of Earth's Roatation on Flight
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Graduate Is a lens necessary for producing focused images?
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Graduate How is energy shared in plasma between particles and photons?
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High School What Happens to Photographic Clarity Without a Lens?
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Undergrad Is Collimating a Small LED Beam Possible with Various Lenses?
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High School Can Lightning Strike on a Car Kill You?
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High School Why is there a rim of blue light around white streetlights
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High School Eye vs Telescope: What Limits Our Sight?
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Graduate What Does a Photon Waveform Look Like?
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High School Why does a plane glass not separte light? (but a prism does)
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Undergrad Calculating Mass of a Photon - Why is it Zero?
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Graduate When the light enters calcite it is splitting in two rays
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High School Are Colors Connected to Energy and Infrared Vision?
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High School If we saw the x-rays could we see whatever the x-rays machines see?
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Graduate What do I see if I walk forward through a superdense transparent medium?
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Graduate How to cancel a split image - is it actually possible?
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Graduate Can C be measured in MeV? If so is this per photon?
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Undergrad Dimensions and relative magnitude
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Undergrad How Many Photons Does a 100 W Bulb Emit Per Second?
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Undergrad Why does a high optical carrier feq. provide higher transmission rate?
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Graduate How can light accelerate to such a huge velocity?
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Graduate Classical light diffraction round corner
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Undergrad Calculating Nd:YAG Laser pulse energy
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Graduate Can Lasers Produce Matter Through 'Collisions'?
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Undergrad Calc Power Output of 1 Square Meter Solar Panel on Earth
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Undergrad Are solar cells more efficient for specific frequencies of light?
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Undergrad How Can Light Carry Energy Without Mass?
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Graduate Is There a Q Factor for DBRs?
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Graduate Can You Print Polarizing Filters on Glass or Plastic Substrates?
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Graduate Lyapunov exponent - order of magnitude
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Graduate Barber's pole - appear faster than light?
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Graduate Determination of microlens focal length
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Undergrad Can speed of light be changed ?
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High School Can frequency of light be changed?
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High School Is 'C' Faster Than the Speed of Light?
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Graduate Shadow of light (Cardone et al)
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Undergrad Measuring the Optical Power of a Pulsed Source
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Graduate Reflection in a hollow metal waveguide
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High School Why Does Light Behave Differently Than Other Electromagnetic Waves?
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Graduate Which Techniques Are Best for Optical Characterization of Semiconductors?
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Graduate How is it we know the speed of light?
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Undergrad Understanding Diffraction in a Double Slit Experiment
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Undergrad Constructive Wave Interference: Can Two Waves Combine?
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Undergrad Refraction of Waves: Explanation & Impact
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Undergrad Refractive index equation help
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Graduate Kramer Kronigs applicable in what situations
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Graduate Photon Sails in Interstellar Travel
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Undergrad Particle size in polarizing filters
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High School When light goes out of a torch while moving into another light source
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Graduate Circularly polarized light rotation rate
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Undergrad Calculating Velocities After Reflection
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Graduate Modes of Propagation in an Optical Fibre
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Graduate Hypothetical situation of planck length object and lightspeed
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Graduate Dynamic light scattering => baseline
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High School Light Speed in Vacuum vs Media: A Question
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Seeing Inside and Out: Fixing a Mistaken Mirror Placement
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Undergrad What is the Difference Between Mie Scattering and Rayleigh Scattering?
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Graduate Extreme Ultraviolet Wavelength Question
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Undergrad Polarised Window Filters: Block Light from All Directions?
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Graduate Why Do Clouds & Rapids Look White?
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Undergrad Velocity of light in water cloud
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Graduate Non-Coherent Light Diffraction through Double Slit
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High School Does anyone know what the smallest and longest wavelengths of light
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Graduate Spherical aberration in high NA objectives
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Undergrad Difference between plano-convex and biconvex lens
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Undergrad Laser Power vs Energy: Solving the Mystery
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Undergrad Calculating the Magnitude of the ISS
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