Optics Forum

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Undergrad Slit sizes needed for light diffraction
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Graduate Light is an oscillating elec field, But with respect to what
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Graduate Reflection of wave at open end (boundary condition)
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Graduate Question on beamsplitter when light is backward-incident
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High School What about a material causes it to be shiny
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Undergrad How incandescent light bulbs create light
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Graduate Kirchhoff's 3 Laws of Spectroscopy: Questions Answered
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Undergrad Understanding the Nature of White Light: Coherency and Mixture Explained
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Undergrad Realistic air velocties regarding a wing while in flight
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Undergrad Why does wavelength affect diffraction?
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Undergrad Low-cost low threshold optical beam limiter?
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Undergrad How to calculate obscuration of the light by small particles
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Undergrad Hamiltonian Optics Basics: Explained for Beginners
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Undergrad Ray Optics Doubt: Can an Equilateral Triangle Form?
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Graduate Light: Refraction, Diffraction, Slits, and Energy Law.
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Graduate Is it possible for photons to display in the center of room?
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High School Is light a wave or a straight line before it hits something?
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High School Time for radio waves to reach moon?
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Undergrad What are the problems with using light to transmit data
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High School Window reflection when dark out side act like mirror
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Graduate Geometrical Optics: Explaining Concepts with Fermat's Principle
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High School Does Convex Mirror Thickness Affect Focal Length and Image Sharpness?
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Graduate Physics equations used in real world photonics problem?
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Undergrad Best material to reflect for 35GHz RF
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Graduate Light and Doppler effect paradox?
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Graduate Fermat's Principle to explain lenses and mirrors
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Undergrad What Is Negative Absorption Coefficient in Lasers?
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Undergrad Safe in a car if hit by lighting....NOT b/c of rubber tires?
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Undergrad Image formed from object at focal point of concave mirror
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Graduate Infrared Waves in Optical Fibres
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High School Confused About Wave Energy and Light Energy: Seeking Clarification
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Undergrad What is the trough in destructive interference of EM?
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High School Refraction & Prisms: Angle of Incidence Explained
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High School Why does light travel in straight lines in a vacuum?
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Undergrad If light transmitting without media, then
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High School How Does Light Intensity Affect Perceived Darkness and Color?
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High School Light contain of what substance?
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High School Why the sky is blue and not violet
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Undergrad Why an array of telescopes is used?
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Graduate Why is impossible measurement of the magnitudes when his val
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Undergrad How a Microwave Receiver Works: Voltage & Current Outputs
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Graduate Which photons pass through a circular annulus?
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Graduate Can Photons Have a Born Date?
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Graduate Nd:YAG laser optical system setup
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Graduate Light is a transverse oscillitating wave (can't conceptualize)
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Graduate X-Ray Diffraction in Crystals: Exploring Scattering & Interference
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Graduate Question about dark fringe in diffraction
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Graduate Will all matter be converted to photons?
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Graduate Do Photons have Mass? - Comments
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Graduate Laser TEM Modes - What Determines Output?
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High School A question about speed of light
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Undergrad What produces the photons in light bulb filament?
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Undergrad Laser focusing over great distances
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Graduate Pressure Impulses during Supersonic Flight
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Graduate Mathematical descriptions of opacity
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Graduate Combining Lasers for Higher Energy Light: Is It Possible?
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High School Why is the Center of My Microscope Image Lacking Contrast?
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Graduate Refractive Index: Variations & Formula Proof
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Undergrad How to estimate the power of a laser pointer
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High School Can context and culture influence how we see colors?
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High School Problem understanding magnification
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High School How do I create a liquid that generates constant UV light ?
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Graduate Question about lens maker's formula
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High School Why can't we see colors in moonlight?
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High School Property of Light: Refraction & Angle of Bending
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High School Direction of Light to our Eyes
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Undergrad X-Ray vs Gamma Ray: What's the Difference?
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Graduate Quesitons about scattering of light
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Mysterious Movement in Pool - What Could it Be?
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Graduate How to get to this Surface slope formula?
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Undergrad Polarized light from any suface?
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Instantanious communication (faster than light)
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Undergrad Optics - focused vs. defocused image
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Undergrad Snell's Law Derivaiton: Solving the Minima in 8:53
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Undergrad Understanding the Wavelength of Light: Explained Simply | 750 nm Explanation
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Graduate Recoil of a hydrogen atom emitting Lyman alpha photon
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Graduate Why can't diffraction happen if wavelength>slit size
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Graduate Refractive index in the ultraviolet region
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Graduate Membrane Polarization: Best Source for Understanding Effect in Rocks
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High School Light travels in water and not through opaque objects?
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Graduate How is radio wave propagation modelled in seawater?
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Undergrad Picture of Bragg's diffraction sounds confusing
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Heating Sand, Oil, Paraffin, and Salt Water in a Microwave
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Undergrad Optical microscopes and white light / laser light
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What is the safest way to focus a powerful laser for a homemade laser gun?
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High School Why there is no rain when clouds are scattered?
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High School Halogen light bulb filament thicknesses?
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Undergrad X-Ray Spectrometer Lab: Atomic Number & X-Ray Absorption
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Graduate Index of Refraction Measurement Uncertainty
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Undergrad Focal length of magnifying glass for VR?
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Graduate Is the Wave Vector of a Plane Wave Affected by Diffraction?
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Graduate Goldstein Central Force Repulsive Scattering
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Undergrad Superposition of SHM: Adding Two Equations for Understanding
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Graduate Can Beamed Propulsion be a Viable Method to Reach Pluto?
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Undergrad Thickness of a film given wavelength and phaseshift....
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Graduate Experimentally measure the degree of circular polarization
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Undergrad Color through a prism on black and white surfaces.
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Graduate Generalization of Fresnel Equations?
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Graduate Does light slowly spread out longitudinally?
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Graduate Does Fermat's principle ever give the longest time?
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