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Index of Refraction: Find Coating & Thickness for 600nm Wavelength
Apr 21, 2011
Replies
1
Views
3K
Physics of laser pointer attachments: stars, butterflies, etc.
Apr 21, 2011
Replies
2
Views
7K
Natural magnification(special circumstances)
Apr 20, 2011
Replies
7
Views
2K
Sky Polarization: Understanding & Experiments
Apr 20, 2011
Replies
4
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3K
Deriving the lens formula for a convex lens-say
Apr 20, 2011
Replies
5
Views
10K
Question: atomic polarizability (Purcell book)
Apr 19, 2011
Replies
2
Views
3K
Optical Properties of Materials presentation
Apr 19, 2011
Replies
4
Views
2K
Supersonic Flight: How Does Speed Impact Lift?
Apr 19, 2011
Replies
2
Views
2K
Laser physics question about Milonni book
Apr 18, 2011
Replies
1
Views
4K
Can You Hear Sound in Room Corner by Door?
Apr 18, 2011
Replies
18
Views
2K
Multi Lens/Mirror problems and virtual real images
Apr 17, 2011
Replies
4
Views
4K
Thin Film Interference and phasing
Apr 16, 2011
Replies
1
Views
4K
What is more damaging: average power or peak power of a pulsed laser?
Apr 15, 2011
Replies
8
Views
6K
Scavenging Energy from Radio Waves: A Study at A Level | Sources & Results
Apr 15, 2011
Replies
6
Views
3K
Why might light from distant galaxies not reach us?
Apr 15, 2011
Replies
31
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5K
How does a linear accelerator produce X-rays?
Apr 15, 2011
Replies
1
Views
10K
Refraction Phenomenon: How Light Rays Travel in Straight Paths
Apr 15, 2011
Replies
6
Views
4K
Why Does Light Travel Through Glass But Not Opaque Objects?
Apr 15, 2011
Replies
6
Views
2K
Calculating Relative Phase of Reflected Plane Waves in Lossless Materials
Apr 13, 2011
Replies
2
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3K
Explanation of light refraction
Apr 13, 2011
Replies
5
Views
10K
Glass as Mirror: Reflection of Light | Online Community Discussion
Apr 12, 2011
Replies
11
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3K
Question about filtering out the blue wavelength from lights
Apr 12, 2011
Replies
5
Views
3K
Sending Laser Light out of fiber optic in all directions
Apr 12, 2011
Replies
2
Views
3K
Photoelectric Effect: Wave or Particle?
Apr 12, 2011
Replies
7
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3K
Can Pulsing White Light Reveal Its Component Colors?
Apr 12, 2011
Replies
4
Views
2K
3 Thought Experiments on Light: No Photons or Waves
Apr 11, 2011
Replies
4
Views
2K
Why don't metals polarize light on reflection
Apr 11, 2011
Replies
2
Views
4K
Questions about superposition of two antennas
Apr 11, 2011
Replies
31
Views
5K
Diffraction of x-rays by crystals
Apr 10, 2011
Replies
5
Views
4K
Linear Polarization: Active or Passive Element?
Apr 10, 2011
Replies
4
Views
4K
Solving Light Bulb Interference Issues
Apr 9, 2011
Replies
11
Views
3K
Ionization of air with a laser
Apr 9, 2011
Replies
2
Views
5K
Rayleigh Scattering: Modeling Light Intensity in Fluids
Apr 9, 2011
Replies
2
Views
3K
How is white light made up of all the colours in visible light?
Apr 8, 2011
Replies
5
Views
14K
Is it possible to permanently demagnitize metal?
Apr 7, 2011
Replies
4
Views
3K
Acoustic Levitation: Reflector Plate Challenges
Apr 7, 2011
Replies
1
Views
2K
Diffraction of Light: Explaining Interference & Huygens' Principle
Apr 7, 2011
Replies
22
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7K
Exploring the Mysteries of Light
Apr 7, 2011
Replies
11
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3K
Is There a Disagreement on Wave Reflection in Different Sources?
Apr 6, 2011
Replies
2
Views
3K
One-Way Mirror Ball: Can it Collect Light?
Apr 6, 2011
Replies
22
Views
14K
Finding the circle of least confusion for a multi-element optical system
Apr 6, 2011
Replies
2
Views
4K
Polarization of Photon after Compton Scattering
Apr 5, 2011
Replies
2
Views
5K
Doppler Effect: can light waves have different effects, depending on your speed?
Apr 4, 2011
Replies
1
Views
2K
Can a magnetic flux travel through space without an electric component?
Apr 4, 2011
Replies
10
Views
3K
Laser Incident to Surface Perpendicularly
Apr 3, 2011
Replies
5
Views
2K
Real Image in a Concave Mirror: Virtual Object Analysis
Apr 3, 2011
Replies
1
Views
2K
Diffraction is an evidence that light is wave
Apr 3, 2011
Replies
2
Views
2K
Why light bends when it enters a different medium
Apr 3, 2011
Replies
4
Views
2K
Increasing Laser Tag Gun Range with Convex Lenses?
Apr 2, 2011
Replies
1
Views
2K
Project light visibly on glass to create images?
Apr 2, 2011
Replies
4
Views
8K
Voltmeter to Measure Light Intensity
Apr 2, 2011
Replies
1
Views
10K
Radio frequency creating light
Apr 1, 2011
Replies
7
Views
3K
As the universe is expanding light from further away it goes towards
Apr 1, 2011
Replies
21
Views
4K
Refraction of light and wavelength
Apr 1, 2011
Replies
1
Views
3K
How does refraction really work
Apr 1, 2011
Replies
5
Views
4K
Hi,I want to ask how can i refract or reflect radio wave
Apr 1, 2011
Replies
4
Views
3K
Polarization by half-silvered mirror?
Mar 31, 2011
Replies
2
Views
3K
Trouble understanding ray optics
Mar 30, 2011
Replies
2
Views
2K
If Oxygen is flammable why dont we blow up while we were using a cigar lighter
Mar 30, 2011
Replies
32
Views
6K
Lightning Rod Tip Radii: Why So Small?
Mar 30, 2011
Replies
5
Views
3K
Sodium street lamps and the light they emit
Mar 29, 2011
Replies
1
Views
2K
De borgie relation and photon energy
Mar 29, 2011
Replies
4
Views
2K
Does light travel at the speed of light?
Mar 29, 2011
Replies
6
Views
3K
Is Huygens' Principle of Reflection Incomplete?
Mar 27, 2011
Replies
1
Views
2K
Question on a diffractive property of light
Mar 26, 2011
Replies
8
Views
3K
Laser refraction through curved surface and water
Mar 26, 2011
Replies
5
Views
4K
Conservation of energy and light
Mar 25, 2011
Replies
8
Views
3K
How can I build an optics bench for a science exhibit?
Mar 25, 2011
Replies
1
Views
5K
What is the Difference Between Diffraction and Interference?
Mar 25, 2011
Replies
6
Views
8K
Information transmitted faster than light?
Mar 24, 2011
Replies
30
Views
6K
Optical Spectrum Analyzers - Confused on Units
Mar 23, 2011
Replies
4
Views
2K
Diffraction and phase difference
Mar 23, 2011
Replies
2
Views
5K
[Optics] Starting a fire with a magnifying glass
Mar 22, 2011
Replies
10
Views
17K
Negative Energy Solutions to Photon Wavefunction
Mar 22, 2011
Replies
6
Views
4K
Is the speed of light always constant, even in non-vacuum environments?
Mar 22, 2011
Replies
5
Views
4K
How is the speed of light constant?
Mar 21, 2011
Replies
2
Views
2K
Uncertainty in the mesurements of a meter and the speed of light
Mar 20, 2011
Replies
7
Views
4K
Increase Laser Power out of fiber optic
Mar 19, 2011
Replies
4
Views
3K
The nature of radio waves Question.
Mar 18, 2011
Replies
1
Views
3K
Exploring Light: Thoughts on Its Speed and Perception
Mar 18, 2011
Replies
1
Views
2K
An Alternative Model of the Double Slit Interference Experiment
Mar 17, 2011
Replies
24
Views
23K
Creative Optics Experiment Ideas for First-Year Physics Students
Mar 16, 2011
Replies
1
Views
1K
Rutherford Scattering: Why is Count Rate 10x at 1mm Slit?
Mar 16, 2011
Replies
1
Views
2K
DIY Strobe Light with Adjustable Frequency: Troubleshooting Tips
Mar 15, 2011
Replies
1
Views
2K
Speed of light through a medium
Mar 15, 2011
Replies
4
Views
3K
Why Does Light Reflect? - Unraveling the Mystery
Mar 14, 2011
Replies
5
Views
3K
Optimizing Laser Beam Expansion for Long-Distance Scanning Applications
Mar 11, 2011
Replies
6
Views
4K
Understanding Optical Tunneling
Mar 11, 2011
Replies
2
Views
3K
What's the Flight Distance of Identical Objects with Different Masses?
Mar 11, 2011
Replies
13
Views
4K
Physics of Microwaves: Find Out Why Glass Gets Hot
Mar 9, 2011
Replies
6
Views
9K
Light vs Radio attenuation in water
Mar 9, 2011
Replies
1
Views
3K
Interference occurs, if two waves are said to be coherent
Mar 8, 2011
Replies
4
Views
2K
Which color reflect UV light best?
Mar 8, 2011
Replies
5
Views
40K
Where Does Electromagnetic Energy Go?
Mar 5, 2011
Replies
1
Views
2K
A question about mirrors and images
Mar 5, 2011
Replies
1
Views
2K
Why Do Sunglasses Have Zero Power?
Mar 5, 2011
Replies
2
Views
2K
Mirrors & Photons: More Light in 6' x 6' Room w/Mirror?
Mar 5, 2011
Replies
15
Views
4K
Light: Electron Deflection Q&A
Mar 4, 2011
Replies
7
Views
2K
Can black lines on a mirror cause diffraction of light?
Mar 4, 2011
Replies
2
Views
2K
Why I can burn a paper with magnifying glass and sun?
Mar 4, 2011
2
Replies
36
Views
99K
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