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Gravitational Lensing: No Distortion of Sun Images Around Black Hole
Aug 7, 2014
Replies
1
Views
1K
Optics: Lens for capturing light from parabolic reflector
Aug 7, 2014
Replies
24
Views
3K
How to make laser energy consistent?
Aug 7, 2014
Replies
2
Views
1K
Laser to determine effect of sucrose concentration on refractive index
Aug 6, 2014
Replies
2
Views
2K
The Double Slit Experiment and the amplitude of light
Aug 3, 2014
Replies
19
Views
3K
Can a Magnifying Glass and Prism Create an Ignitable Rainbow?
Aug 2, 2014
Replies
1
Views
3K
Tracing a laser pointer with IR camera
Aug 2, 2014
Replies
4
Views
1K
Calculation of reflection coefficient
Aug 2, 2014
Replies
9
Views
4K
Width of a wire grid polarizer
Aug 1, 2014
Replies
4
Views
2K
Bending Light - Exploring How & Why Laser Light Moves in Springs
Jul 31, 2014
Replies
4
Views
2K
Light released within a sphere with a perfectly opaque inner surface
Jul 30, 2014
Replies
4
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1K
Why does a light blinking quickly average out as 'on' to us?
Jul 30, 2014
Replies
11
Views
2K
Does White Light Really Exist as One Wave?
Jul 30, 2014
Replies
1
Views
3K
Light -- why does it bend/refract?
Jul 29, 2014
Replies
8
Views
3K
Speed of light in unusual materials
Jul 28, 2014
Replies
15
Views
4K
Exploring the Mechanics of Cloud-to-Ground Lightning Discharge
Jul 26, 2014
Replies
4
Views
2K
Light converging inside the eye
Jul 26, 2014
Replies
27
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4K
The Difference in Refraction Angles of Different Colored Light
Jul 25, 2014
Replies
11
Views
4K
Snell's Law: Definition, Equations, Refractive Index & Critical Angle
Jul 24, 2014
Replies
1
Views
3K
What are Nonlinear Optics - 2nd Order Processes
Jul 24, 2014
Replies
1
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2K
How Does Nonlinear Optics Impact Light Propagation in Media?
Jul 24, 2014
Replies
1
Views
2K
Understanding the Thin & Gaussian Lens Equations
Jul 24, 2014
Replies
1
Views
2K
The meter, the second, and the speed of light
Jul 24, 2014
Replies
11
Views
4K
Diffraction Definition & Common Examples
Jul 24, 2014
Replies
1
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4K
Optics: how to make eye focus in distance?
Jul 23, 2014
Replies
7
Views
2K
Exploring the Limits of Polarity Switching Speed in Electromagnets
Jul 23, 2014
Replies
6
Views
2K
What is the working principle of wire grid polarizers?
Jul 22, 2014
Replies
1
Views
1K
Optic microscopes. New illumination technic
Jul 22, 2014
Replies
7
Views
2K
Refraction of Light: Does Color Change?
Jul 22, 2014
Replies
19
Views
4K
Intensity and frequence of light
Jul 19, 2014
Replies
4
Views
3K
Inverse Problems in Scattering
Jul 19, 2014
Replies
4
Views
2K
AM Radio Interference: FAQs & Solutions
Jul 18, 2014
Replies
2
Views
2K
Laser Beam - Divergence and Solid Angle
Jul 17, 2014
Replies
13
Views
10K
Ultraviolette Catastrophy -Intensity causes melting of objects?
Jul 17, 2014
Replies
2
Views
2K
Soft X-Rays: Causes & Energy Rates
Jul 16, 2014
Replies
15
Views
4K
Ray diagrams, lenses and microscopes
Jul 16, 2014
Replies
2
Views
3K
Optical tweezers for manipulating atoms together to form new structure
Jul 14, 2014
Replies
2
Views
2K
Why does 'white light' from the Sun look yellow?
Jul 14, 2014
Replies
11
Views
5K
Why Does a Fresnel Lens Create an Upright Image in a Galilean Telescope Setup?
Jul 14, 2014
Replies
4
Views
1K
Oscillating E Field Interpretation of Light
Jul 13, 2014
Replies
8
Views
2K
Divergence angle of light exiting a nano-etched single mode fiber
Jul 13, 2014
Replies
1
Views
2K
E&M simple polarizability question
Jul 12, 2014
Replies
1
Views
2K
Oversampling and phase retrieval in Fraunhofer diffraction
Jul 10, 2014
Replies
4
Views
3K
Poynting vector and intensity in scalar diffraction theory
Jul 9, 2014
Replies
2
Views
3K
Understanding the Phase Shift Formula in Stimulated Brillouin Scattering
Jul 9, 2014
Replies
4
Views
2K
Why Does Microwaving a Grape Produce Plasma?
Jul 8, 2014
Replies
2
Views
2K
Lasers: Power and wavelength dependence
Jul 5, 2014
Replies
2
Views
2K
Mirror Reflection: Why Does Object Look Smaller?
Jul 3, 2014
Replies
4
Views
2K
Understanding Light: Electric & Magnetic Propagation
Jul 3, 2014
Replies
15
Views
3K
Lens to lens distance is not 2f in "4f system"
Jul 3, 2014
Replies
1
Views
6K
A Descriptive Explanation of Photons required
Jul 3, 2014
Replies
9
Views
2K
A square looks at light squared
Jul 3, 2014
Replies
12
Views
3K
Light Absorption and Transmission
Jul 1, 2014
Replies
4
Views
2K
What is the direction of the anode heel effect in a rotating anode x-ray tube?
Jun 30, 2014
Replies
1
Views
2K
Is the Speed of Light Changing? Implications for Permittivity and Permeability.
Jun 29, 2014
Replies
6
Views
3K
Why do manufacturers use a gas that emits UV light in fluorescent light bulbs?
Jun 28, 2014
Replies
9
Views
3K
Relation between Hamiltonian of light ray and that of mechanics
Jun 27, 2014
Replies
4
Views
2K
Help with Order of Magnitude Estimations and Dimensional Analysis
Jun 27, 2014
Replies
5
Views
2K
Understanding single slit interference
Jun 23, 2014
Replies
4
Views
2K
Lenses question -- Can lenses Magnify?
Jun 19, 2014
Replies
2
Views
1K
How Can I Mathematically Represent the Polarization of a Laser Beam?
Jun 19, 2014
Replies
1
Views
5K
Why does the thunder from lighting last much longer than the flash?
Jun 18, 2014
Replies
2
Views
1K
Enhance Visibility with Metal Spray Coating for X-Ray Applications
Jun 16, 2014
Replies
10
Views
4K
Why don't mirrors invert the image vertically?
Jun 16, 2014
Replies
10
Views
4K
Focal Length of a Plano Convex Lens
Jun 15, 2014
Replies
2
Views
4K
Light Plane Photography - Is my explanation correct?
Jun 14, 2014
Replies
14
Views
2K
Simulation of a Gaussian beam in an optical waveguide
Jun 13, 2014
Replies
4
Views
2K
On the clockwise rotation of the reflection coefficient with frequency
Jun 13, 2014
Replies
4
Views
2K
Mediums that only refract light
Jun 12, 2014
Replies
4
Views
2K
Light and Conservation of Energy
Jun 12, 2014
Replies
4
Views
1K
Appearence of objects which do not reflect light
Jun 12, 2014
Replies
5
Views
9K
Second focal point of a concave lens
Jun 12, 2014
Replies
2
Views
5K
Why Does a Convex Lens Create a Flower-Like Light Pattern?
Jun 11, 2014
Replies
7
Views
2K
Insulating box in a lightning storm
Jun 10, 2014
Replies
13
Views
2K
Photon Direction: What Determines the Emission?
Jun 9, 2014
Replies
1
Views
2K
How do laser interferometers measure distances greater than 1wavelengt
Jun 9, 2014
Replies
2
Views
1K
Conditions for Double-Slit Interference in Quantum Mechanics
Jun 7, 2014
Replies
1
Views
884
Polariton Beams Provide Coherent Energy for 250x Less Power
Jun 7, 2014
Replies
1
Views
1K
Photon Mass: 10-36 kg - Exploring the Possibility
Jun 5, 2014
Replies
6
Views
2K
Polarization of Laser vs Sunlight
Jun 2, 2014
Replies
1
Views
2K
Why do dark objects feel hotter than reflective objects?
Jun 2, 2014
Replies
10
Views
2K
Intensity of natural light after polarization
Jun 1, 2014
Replies
15
Views
7K
Bloch state + Photonic crystals master equation
Jun 1, 2014
Replies
1
Views
1K
Why do sparks radiate photons?
Jun 1, 2014
Replies
1
Views
2K
Proof of E=h*f: Energy of Photons
May 30, 2014
Replies
6
Views
2K
How does a CD act like a diffraction grating?
May 29, 2014
Replies
10
Views
3K
Relation for combination of two thick lenses
May 29, 2014
Replies
1
Views
2K
Inmarsat analysis for missing flight MH370
May 27, 2014
Replies
29
Views
6K
Index of refraction - gas density formula
May 27, 2014
Replies
4
Views
4K
Time Domain (Oscilloscope) View of a Photon or Light Wave
May 26, 2014
Replies
13
Views
3K
Matrix description of optical devices
May 25, 2014
Replies
5
Views
3K
Converging/diverging lense/mirrors, object in different places, image?
May 25, 2014
Replies
1
Views
1K
Why Does Light Change Its Path When Speed Alters in Different Media?
May 25, 2014
Replies
17
Views
2K
Higher Order Diffraction: Why Do Colors Appear Different and Overlap?
May 22, 2014
Replies
2
Views
1K
Scattering: destructive interference for large particles
May 20, 2014
Replies
1
Views
1K
Can we create matter from light?
May 20, 2014
Replies
11
Views
2K
[Thin-Film Optics] Incident white light to color
May 19, 2014
Replies
9
Views
2K
Exploring Reflection Shifts in Beam Splitters
May 19, 2014
Replies
2
Views
1K
Contributors to laser backscatter
May 18, 2014
Replies
1
Views
1K
Diffraction grating interference
May 17, 2014
Replies
4
Views
1K
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