Optics Forum

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Working with Lasers: Safety Procedures & Intensity
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How can refraction be explained using Fermat's principle?
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Reaching the Speed of Light: Effects in Atmosphere & Space
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12
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How does the refractive index change with the wavelength of light?
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4
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Can we create artificial lightning?
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11
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A Closer Look at Microwave Pizzas & Their Cardboard Disks
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Mysterious Ball Lenses: What Are They & What Are They Used For?
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How Do Polygonal Mirrors Affect Scan Systems Without Lenses?
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1
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Circular polarized glasses, how it works
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9
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Intensity Profile of Lambert's Scatterer
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Probability of being struck by lightning
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5
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Is Your Model of Light an Effective Way to Visualize Electromagnetic Waves?
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4
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Will these lightbulbs light up?
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6
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Creating visible light using an antenna
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8
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Angle of Incidence and Reflection.
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9
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Difference in quasi elastic scattering and non elastic scattering
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1
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Building Materials Refractive Index?
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7
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What is the medium that light waves move through in order to propagate?
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8
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Does a Webcam Record Infinity When Pointed at a Computer Screen?
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7
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Can we calculate the optical illusion?
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6
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Mirrored Optics Phenomenon Explained While Swimming
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5
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Infrared laser - remote control
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3
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Does the speed of light affect the age of the universe?
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7
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Diffraction by a perfectly conducting cylinder using UTD?
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7
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Reduce light scattering by index matching
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2
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The vibration direction of light wave
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11
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What Makes Candle Flame Light Thermal Instead of Atomic?
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5
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Aligning Optical Axis of 2 Lens Assemblies
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1
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Pacemakers and lightning bolts
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2
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A rule for lightning that’s like the inverse square
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5
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How do photons with different energies travel at the same speed?
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3
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2K
Bright flashlight the emits white light
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4
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Does the reflection of light on water affect the color of objects?
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5
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Diffraction of Waves through a circular aperture
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8
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What determines the velocity of light?
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8
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Can Oil Be Heated in a Microwave Oven? Discover the Science Behind It
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30
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Polarizaition and susceptibility
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2
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Is light a type of matter and can it be affected by gravity?
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35
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X-ray Fluorescence angle question.
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2
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Why metal sparks in a microwave oven
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6
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9K
Are Photons Waves or Particles in a Massless World?
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26
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Is Ultraviolet Light Really 'Beyond' Violet Light?
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2
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Dispersion of light in a prism confusing
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4
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What Are the Mysteries of Photons and Their Behavior?
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4
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Can You See Color in Complete Darkness Due to Reflection?
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14
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I don't remember the name of this optical device
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1
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What inventions (or other wise) use light refraction?
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25K
Reflection and Absorbtion of Microwaves, also Masers
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2
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Can a Negative Refraction Index Enable Invisibility Cloaks?
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1
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Polarization of Light: Any Direction Possible?
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11
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Age of Light: How is it Estimated?
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5
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Brightness of light & light model
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3
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Sending information on light waves
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16
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Rectangular Waveguide Field in Polar Coordinates
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2
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3K
New Theory of Traveling at Speed of Light: Is It Possible?
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11
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Comparing Rayleigh & Tomson Scattering: What's the Difference?
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2
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3K
What is the temperature of air during a corona discharge?
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3
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Does Beam Interference Depend on Longitudinal Distance Post-Beamsplitter?
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7
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Light and Time plus the distance - TIME to get from source to here
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1
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Does space resist the passage of light?
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15
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Does Black Light Really Exist?
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6
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How Do Radiance Units and F-Number Relate in Optics?
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1
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If you have interest in quantum optics
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1
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Laser Physics: Saturation, Two-Level System & Pump Field
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1
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What Happens to Light When It Reflects Off a Mirror?
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3
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Question concerning polarisation
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2
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Optical problem concerning space mirror.
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3
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[Q]Is field made by Polarization different from external field?
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1
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Traveling at the Speed of Light
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5
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Learn About Lightning and Motion - Williamson Labs
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19
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What Exerts a Force on a beam of Light?
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11
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How Do You Distinguish Between Interference and Diffraction in Wave Experiments?
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1
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Understanding Phase Shift in Wave Light
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2
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Fresnel Reflection and Transmission Coefficients
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1
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How does quantization of energy solve the ultraviolet catastrophe?
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3
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How to calculate Microwave Power
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1
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Pinhole Diffraction results - Young's Experiment
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1
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Wouldn't traveling at the speed of light implode the universe
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9
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Speed of light should depend on the amplitude of the waveform?
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3
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3K
Will Light Bend When Reaching a Black Hole?
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6
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Uncovering the Mystery of Constant Velocity
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30
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Light reflection by traffic light after rain
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2
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Understanding Mix Polarization: A Primer for Beginners
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4
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Solving Antenna Polarization Issues with Ray Tracing
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15
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Optics - why chromatic aberrations
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15
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Amplitude change of light during refraction
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4
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What color would a green cloth appear in yellow light
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2
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Interference of Waves Lab: Teach Grade 12 Physics
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1
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Experimental Polarization Techniques
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3
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Does a Photon Have a Physical Size?
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1
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How do light bulbs really work
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5
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How do you reconcile EM fields with frequency of light?
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10
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Laser Experiments at Home - Helium Neon 1mW
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14
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Help with Optics: UVA-340 Lighting & Transmissive Materials
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6
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Gravity Lensing & Photons: Massless Interaction?
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6
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Light and Surfaces: What's the Story?
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6
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Beam emergence from cylindrical lens
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2
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Calculating the EM Field around a Moving Charge
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11
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Interference Pattern w/ D ~ d: Qualitative Analysis
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4
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10K
Differential Cross-Section: What is it and Why Does it Matter?
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3
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6K

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