Optics Forum

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I Lens Calculations to Focus Light
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I What website/software can draw optics setups like this?
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A Diffraction theory, power density and angle of incidence
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I Help with sourcing a specific type of integrating sphere
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I Measuring reflectance of a non-planar object w/ an integrating sphere
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I Creating a wavelength selectable light source with diffraction grating
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I What happens if I place light sources on the plane perpendicular to the principle axis of cylindrical lens?
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How to find the orientation of polarization of a polarizer
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I Can n-slit interference produce subwavelength stripes?
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B (Huygens) Irving Giant Pinhole variation: Extend it with a 70 mm tube?
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I How Does Diffraction Influence Shadows and Optical Observations?
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I Optical Effect: curved light source when seen through the bus window
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I Can an Aspheric Lens Narrow the FOV for Motion Detection Systems?
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I How is IR ink able to be seen with specialized filters?
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I Can I Use Additional Wavelengths for a More Advanced Hue Calculation?
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I Optical pumping vs Rabi cycle - what is the difference between their conditions?
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B Huygens Question - Using a Pinhole Box in the Giant Pinhole Irvine
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I How different is a calcite crystal from a polarizer?
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I Reflection, refraction, and Snell's law
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I How Do Different Wavefront Shapes Appear to the Human Eye?
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Define the polarization in TE/TM modes
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I Sine laws of spherical singlets
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Looking for trigonometric ray tracing software for optics
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A Spherical aberration in Biconvex lens
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A Calculating the optical depth of an inhomogeous gas
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I Sagnac Interferometer (Fiber Gyro)
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I Automatic double lens glasses?
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I My spectacles defy the laws of physics
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I Tilted plane wave through a 2 lens system
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A Stimulated emission/absorption - which equations act on external targets?
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B Scattering of light by dust particles
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I Stimulated Emission & Emitted photon direction
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B Why are light waves depicted as lines, circles, and sinusoids?
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B Is this material is good for fiber optics and who would buy it?
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B Scattering of light inside a room
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A How is it possible to measure an IR LED source in mW/sr?
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I How to Measure Magnification of a Lens System with Liquid Surface
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A What exactly is deconvolution doing?
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I Questions About Bragg's Law of X-Ray Diffraction
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I 2mm x 2mm mirror array construction - can you help?
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I Optics: infinite light source illusion question - can you help?
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I Photodetector Output & Refractive Index of FO Cladding/Coating
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B Does light propagate as a wave of little bullets?
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I May I treat the light from a star as a light beam?
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Light Transmission Through Half-Hollow Sphere
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B Does light ever go from the eye to the image?
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B Shouldn't the refracted ray be along the boundary here?
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B Shape of Lenses -- Why are they always circular?
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I Why do we use low-coherence light in Optical Coherence Tomography?
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I How Does Light Remain After Polarization Despite Changes in Its Electric Field?
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I Light Refraction, Biconvex Lens, Diagram Help
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A Four-way beamsplitter implementation
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I Outer layer refractive index - total internal refection on waveguide
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B A cone of photons from one (of many seen objects) hits the retina....
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I How Do Photons Display Particle/Wave Duality in Optical Imaging?
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I Applications of Virtual objects
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I The kinetic energy of proton-electron for a black body
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B What Keeps Photons Traveling Across the Galaxy?
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A Fourier optics model of a 4f system
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I Grating Resolving Power of Laser Beams with Gaussian Distribution
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I Class debate: Everything we see is a result of reflected light
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I William Herschel's light experiment
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I Issues collimating my laser with 4f system
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I Expose a Hidden Message w/ Polarisation Filters
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I Mirror rotates any polarisation by 90°?
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I Paraxial ray tracing: fixing image/height w/o knowing stop location
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Trying to Understand the Polarization of light
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I Why does a spyglass or binoculars zoom in?
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I How to calculate focal length?
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I How does an eye reconstruct an image?
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I Light coupling from optical fiber to glass?
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B Discover the Best Microscope for Sperm Cell Observation | AMScope M158C-E
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I Interesting Optical Phenomenon
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B Geometrical Optics: Explaining the Effects of Small Wavelengths
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A How to compute phase gradient from Snell's law?
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I Minimum light bulb wattage for solar simulator
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I Plane wave decomposition method in scalar optics
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I What is the angle of the Sun on June 21 & Dec 21 at US Zip Code 37129?
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A Diffraction from a set of concentric rings with random phase
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I Deciphering the Symbolic Shapes in Fundus Images: A Question on their Meaning
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I Image appears outside of q -- Lens Maker's Equation confusion
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Understanding Reflection of Light on a Concave Mirror
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I Lost Aspheric Lens Design Equation Found
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I Scattering and non-imaging optics
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I Difference between Working distance and object distance
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I Total focal length and magnification
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I What Determines the Speed and Clarity of Signals in Wave Physics?
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I How can I derive this relation from Snell's law?
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I Light coupling in fiber optic cables
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A Iphone Reflection has a pattern
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I Validity of Fresnel Approximation
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I Using simple lenses to image AFM Probes
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I Investigating a 3D Color Hue Phenomenon with Blender and Just Color Picker
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I Doubts about Fourier transform of IR spectroscopy
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I Huge farsightedness/nearsightedness lens
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B What does "1 diopter of astigmatism" mean?
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I Why do we always see interference pattern in Michelson interferometer?
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I Focusing UV light from a 275nm LED down to a small spot
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I Quetelet rings on LCD displays?
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I Constructive interference of harmonic electromagnetic waves
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