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White light to different colors
Feb 1, 2013
Replies
2
Views
2K
Does refraction lead to energy loss
Feb 1, 2013
Replies
1
Views
3K
Optics question: light reflecting off a colored surface
Jan 31, 2013
Replies
1
Views
2K
Using Axial Ratio AR to predict R or L hand polarization.
Jan 31, 2013
Replies
1
Views
2K
Superposition of waves, result visible?
Jan 31, 2013
Replies
6
Views
2K
Magnifying Glass and Eye Glasses Comparison
Jan 29, 2013
Replies
6
Views
13K
Light Reflection in a Mirror Cube
Jan 29, 2013
Replies
24
Views
9K
What Happens When Light Hits a Mirror Traveling Near the Speed of Light?
Jan 27, 2013
Replies
7
Views
5K
Are we not already travelling at the speed of light?
Jan 27, 2013
Replies
2
Views
2K
Help make sense of this polarization explanation by Cal Tech
Jan 26, 2013
Replies
14
Views
3K
Grating Spacing With Fourier Optics
Jan 26, 2013
Replies
2
Views
3K
Optics - Do I live in a smaller world with glasses?
Jan 25, 2013
Replies
9
Views
16K
Why are microwaves reflected by the door?
Jan 25, 2013
Replies
18
Views
4K
Light on Gloomy Day: Why is Sky Grey?
Jan 25, 2013
Replies
11
Views
3K
Apparent and actual radius (Optics)
Jan 22, 2013
Replies
1
Views
2K
Why Does Light Reemerge with a Third Polarizer?
Jan 21, 2013
Replies
22
Views
7K
Laser Pulse Duration @ 2.5kHz FWHM
Jan 20, 2013
Replies
12
Views
10K
Can lasers create visible plasma channels in air?
Jan 17, 2013
Replies
4
Views
3K
Ellipsometric measurements on a mirror.
Jan 16, 2013
Replies
1
Views
2K
LED Outdoor Lighting Solutions - Bob's Story
Jan 14, 2013
Replies
5
Views
3K
Why can't the focus of a plane mirror be virtual like in a concave mirror?
Jan 13, 2013
Replies
2
Views
3K
Does Light Have Mass? Weight of Photon Explained
Jan 12, 2013
Replies
6
Views
2K
Flight of a badminton shuttlecock
Jan 11, 2013
Replies
7
Views
7K
Regarding transmission and reflection of EM-waves
Jan 11, 2013
Replies
3
Views
2K
Calculating diffraction patterns
Jan 10, 2013
Replies
4
Views
2K
Calculating Reflection angle in a 2D plane.
Jan 7, 2013
Replies
2
Views
2K
Why frequency stays the same during transmission and reflection
Jan 6, 2013
Replies
1
Views
2K
Emission of a Photon: Origin and Role of Electron Constituents
Jan 6, 2013
Replies
36
Views
7K
Lightspeed - Spaceship on a lever theory.
Jan 6, 2013
Replies
9
Views
4K
Does the single diffraction work for sound wave
Jan 4, 2013
Replies
2
Views
3K
Optic lens to collimate/focus light from a LED.
Jan 4, 2013
Replies
3
Views
3K
What happens when light hits light?
Jan 4, 2013
Replies
43
Views
14K
Why doesn't a tungsten light bulb have discrete spectral lines?
Jan 3, 2013
Replies
8
Views
6K
Understanding the Single Slit Diffraction Pattern
Jan 3, 2013
Replies
4
Views
2K
Confusion about light exerting a force
Dec 30, 2012
Replies
3
Views
2K
How to Calculate Dimensions for a Magnifier and Thin Prism Working Together?
Dec 29, 2012
Replies
1
Views
2K
Light reflection without a surface
Dec 29, 2012
Replies
10
Views
2K
How Does Light Move Through Space-Time If It Experiences No Time?
Dec 29, 2012
Replies
15
Views
2K
Plotting the polarization ellipse
Dec 27, 2012
Replies
4
Views
3K
Teeth double reflection in mirrors
Dec 26, 2012
Replies
2
Views
7K
Interference/Difraction wrong consideration
Dec 25, 2012
Replies
1
Views
1K
Reverse calculation of radius and principal planes of thick lens
Dec 25, 2012
Replies
1
Views
3K
Handwaving to match orders of magnitude
Dec 25, 2012
Replies
11
Views
3K
Speed of light - causality - etc
Dec 22, 2012
Replies
2
Views
2K
Lens - What physical features makes a lens thin?
Dec 22, 2012
Replies
10
Views
2K
Are the photons we interact with actually anti photons?
Dec 21, 2012
Replies
7
Views
2K
How can scientists measure the speed of light?
Dec 21, 2012
Replies
20
Views
4K
Build a Home Laser Engraver for Aluminum w/ LasersTEA
Dec 20, 2012
Replies
1
Views
1K
Power in beam of light given amplitude
Dec 20, 2012
Replies
3
Views
2K
Where does interference occur in light waves?
Dec 20, 2012
2
Replies
87
Views
12K
Light decomposing when moving your eyes
Dec 20, 2012
Replies
11
Views
2K
So when i see white light, is it really just seven different photons?
Dec 20, 2012
Replies
16
Views
4K
Can 2 light sources of different wavelenghts interfere one in another?
Dec 20, 2012
Replies
11
Views
3K
Proof That {sin i/sin r} = Refractive Index
Dec 19, 2012
Replies
1
Views
2K
Relative Abundance of Light Frequencies?
Dec 18, 2012
Replies
10
Views
2K
Can an electron emit a single photon without violating conservation laws?
Dec 17, 2012
Replies
2
Views
2K
Formation of spectrum of colors when light passes through a flat pane of glass
Dec 16, 2012
Replies
10
Views
4K
Why is magnification only defined for small angles?
Dec 16, 2012
Replies
14
Views
3K
Does dispersion of light occur in reflection?
Dec 15, 2012
Replies
2
Views
4K
Physical significance of Refractive index
Dec 13, 2012
Replies
9
Views
17K
MICROSCOPY: Imaging a field of radiated light and it's source
Dec 12, 2012
Replies
5
Views
3K
What is the correct sign convention for the lens and mirror formula?
Dec 12, 2012
Replies
3
Views
4K
Refraction: Reflection after passing the critical angle
Dec 11, 2012
Replies
3
Views
1K
Polarization of white light beam
Dec 11, 2012
Replies
13
Views
4K
Polarized light and refraction
Dec 11, 2012
Replies
3
Views
2K
Best attempts at measuring photon mass?
Dec 11, 2012
Replies
10
Views
3K
Cutting a polarized conductor in half
Dec 10, 2012
Replies
9
Views
3K
Hellowhat is the lenticular lenses?
Dec 10, 2012
Replies
1
Views
1K
Efficiently calculating the magnitude of gravitational force
Dec 10, 2012
Replies
2
Views
2K
Question about light emission.
Dec 9, 2012
Replies
3
Views
2K
How Do Laser Designators Work in Military Targeting?
Dec 9, 2012
Replies
22
Views
6K
Finding B-Field Of Solenoid Slightly Off Axis?
Dec 8, 2012
Replies
5
Views
5K
Can Laser Amplification Be Achieved with an External Light Source?
Dec 8, 2012
Replies
2
Views
1K
Confusion about Fraunhofer Diffraction
Dec 8, 2012
Replies
2
Views
2K
Luminance and illuminance of multiple point light sources
Dec 7, 2012
Replies
5
Views
5K
Why is the speed of light different when traveling in different materials?
Dec 6, 2012
Replies
5
Views
3K
How does the Zeeman Effect contribute to laser cooling of atoms?
Dec 6, 2012
Replies
4
Views
4K
Image formation in concave mirrors
Dec 6, 2012
Replies
4
Views
3K
Quick question on interference of light
Dec 5, 2012
Replies
5
Views
2K
Sound Diffraction Explained: What Is It & How Does It Work?
Dec 5, 2012
Replies
7
Views
2K
How do I test for UV light in colored LEDs?
Dec 4, 2012
Replies
16
Views
10K
Phenomenon of Light Refraction
Dec 4, 2012
Replies
11
Views
4K
What are some amazing discoveries made in the field of optics?
Dec 4, 2012
Replies
10
Views
3K
Confusion abt relation betwn time travel and speed of light
Dec 3, 2012
Replies
1
Views
2K
Measuring the Speed of Light (Foucault Method)
Dec 3, 2012
Replies
3
Views
4K
Different wavelenghts one photon.
Dec 1, 2012
Replies
12
Views
2K
A Puzzling Question: Why Isn't Everything Bluer?
Dec 1, 2012
Replies
5
Views
2K
How quickily does a photon reach c?
Dec 1, 2012
Replies
27
Views
5K
Why Does the Image in a Plane Mirror Appear to Move at a Different Speed?
Nov 29, 2012
Replies
7
Views
8K
Nanoantennas refractive-index sensing
Nov 28, 2012
Replies
1
Views
1K
Can materials act as a low pass filter for laser beams?
Nov 28, 2012
Replies
2
Views
2K
How do I calculate the illuminated spot on specimen in optical microscope?
Nov 28, 2012
Replies
4
Views
4K
A strange optics (or math) problem
Nov 25, 2012
Replies
7
Views
2K
Could a man hold sustained flight using sound?
Nov 24, 2012
Replies
3
Views
6K
Light Explained: Photons, EM Radiation & Frequencies
Nov 24, 2012
Replies
7
Views
2K
Is it possible for the index of refraction to be zero in Snell's law?
Nov 24, 2012
Replies
2
Views
3K
Visible light wavelength discrepancy on the EM spectrum?
Nov 23, 2012
Replies
9
Views
3K
Principles of Flight - Heavy aircraft vs Light aircraft
Nov 22, 2012
Replies
5
Views
9K
Collimating incoherent light emitted by a LED
Nov 22, 2012
Replies
7
Views
8K
The diffrence between refraction of sound and light
Nov 22, 2012
Replies
9
Views
8K
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