Optics Forum

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Undergrad Why can't light go thru solids?
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Undergrad Earth's Surface Area that reflects light
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Undergrad How Does a Narrow Slit Affect Laser Beam Divergence?
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Undergrad Questions about lasers and diffraction
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Graduate Light absorption in solar cell.
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High School Light rays in concave lens,moon and eclipses?
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Undergrad Why do surfaces get darker when they are wet?
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High School Reflection and Total Internal Reflection
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Undergrad Do Red Lasers of 314mW Pose a Safety Risk?
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Undergrad Wavelength -> antenna, waveguides, mirrors ets
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Light Reflection Mystery at the Rijksmuseum Amsterdam
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Undergrad Can you relate sound frequency's to light frequency's?
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Graduate Could someone explain to me Fermat's theorem?
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Graduate Light, and from whence it cometh.
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High School Does Refraction through a Glass Slab Cause Different Levels of Image Distortion?
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Graduate Light changes frequency depending on
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Undergrad Black vs white vs red with relation to UV rays
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Undergrad Comparing Magnetic Attraction: Iron vs. Opposite Polarity
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Undergrad Confusion with faster than light
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High School Thin, light, cheap and strong as wood material?
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Graduate Non Quantized Light: Could It Produce Energy Below Photon?
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Graduate Efficient Laser Beam Expansion Techniques for Optimal Illumination
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Undergrad Understanding Real and Virtual Images: Definition and Doubts Explored
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High School Why placing a blue filter in front of a light source will give blue li
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High School How Does Light Behave When It Passes Through Different Mediums?
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High School Fading Ink on Book Covers: Sunlight Cause?
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Undergrad Can we predict the color that will be perceived by the eye?
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Graduate Polarization of Light at Boundary: Exploring the Brewster Angle and Absorption
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High School Can a 10 Watt Globe be Powered by 24V?
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Undergrad Hyugens principle and laser wave dispersion
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Graduate How much mass does it take before photons will have a stable orbit?
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Undergrad Help with my large mirror and camera.
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High School Spectrum of Hot & Cold Fire: How Can It Be?
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Undergrad Sun Setting Illusion: Explaining Constant Angular Speed
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High School Lightwave Oven: Why We Heat Food With Microwave
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Undergrad Light/radio waves radiate in all direction
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Undergrad Concentration of photons in a beam of light
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High School Why do some objects reflect more light than others?
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Undergrad How to understand the image of lens at infinity
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Graduate Creating a Computer Flight Model: Best Starting Place for Aerodynamic Theory
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High School Principle of lightining conductor
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High School Why does mass not affect gas pressure in ideal gas law?
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Undergrad Light OR Sound? - Unraveling the Mystery
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Graduate What is the cause of my peculiar vision abnormality?
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Undergrad Why does the wave of color that has a greater index of refraction bend more?
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Undergrad Help with thin lenses and uncertanty
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High School What Do Telescope Specifications Like 6x16 and 175/1000m Mean?
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Graduate Near-to-far field tranformation
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High School Lightning Rod attached to railing of my balcony
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Undergrad Why does wavelength affect an object's interaction with waves?
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Undergrad Do Passive Night Vision Scopes Exist Without Electronic Amplification?
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Undergrad Explaining Microscope Functionality using Funsci's Lens Layout | Need Help
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High School Unanswered Questions on Light: Control & Visibility
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High School Strong laser pointers - facts?
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Graduate Atmospheric Opacity and laser Attenuation query
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Undergrad How much energy can a black metal surface absorb from direct sunlight?
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Undergrad Does Coherent Light Waves Frequency Matter?
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Graduate Gravity Accelerating Objects To The Speed Of Light
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High School Can the Michelson-Morley Experiment Prove That Space is a Vacuum?
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Undergrad Light is known to have a wave-particle duality
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Undergrad Coherent Light Waves: Interference & Diffraction Explained
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Graduate Why is the Rayleigh Criterion not a definitive resolution limit for microscopes?
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Undergrad The propagation of light through a vacuum.
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Undergrad Purpose of Entrance Slit in Spectrometer: Rgds Evidenso
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Graduate Understanding the Formula for Dark Fringe in Single-Slit Diffraction
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Undergrad Blue Pool - colour change phenomenon
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Undergrad How do photons behave when entering a prism?
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High School Laser in Outer Space: Will It Go On Forever?
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Undergrad What is the feasibility of using laser pointers to paint the moon?
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Graduate Observations takne at the speed of light
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High School Can a Laser Light Be Magnified with a Magnifying Glass?
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Undergrad Explaining a Bath Time Reflection Puzzle
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Undergrad Is There a Real Difference Between Diffraction and Interference in Physics?
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Graduate Poincare sphere and Degree of polarization
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Undergrad Hanging a mirror with two off-center nails
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Undergrad Traveling .999999 reapeating the speed of light .
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High School Understanding Light Polarization: Clearing Up Confusion for Better Comprehension
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Graduate How Can You Align a Thin Electrode Parallel to a Surface Without Direct Contact?
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Graduate Optical Question: HeNe Beam Through Potassium Permanganate
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Undergrad Humans Traveling at Light Speed: A Possibility?
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Graduate Does a photon experience time or space?
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Undergrad Why Does Wavelength Impact Passage Through a Hole?
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Graduate Polishing a BK7 Prism to 4020 Scratch Rating
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Undergrad Single Slit Interference: Explaining the Phenomenon
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Graduate Is the group velocity necessarily slower than light (STL)?
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Undergrad Can I Use a 2/3" CCTV Lens on a 1/3" Camera?
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Undergrad Does Light Amplitude Depend on Frequency?
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Undergrad Setting a vector to another magnitude
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High School Does shiny aluminum foil reflect infrared photons?
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Optical phenomena with colliding river rocks
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Graduate Introduction to Optics: Books for Grad Students
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High School Does Color Depend on Wavelength or Frequency?
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Graduate Attractive and repulsive light force
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Undergrad Why does time appear to stop when traveling at the speed of light?
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Graduate Diffraction of incoherent beam
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Undergrad Calculate angle of reflection.
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Undergrad Why can wireless internet signals pass through walls when visible light cannot?
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Undergrad Discovering the Science Behind Shiny Metals
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Undergrad Transparency and refractive index
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Undergrad How can I calculate torque and RPM for a P-51 Mustang in a Blender3d simulation?
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