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A
Can You See Torch Light in Space?
Jan 12, 2009
Replies
11
Views
3K
Light a light bulb with no contact?
Jan 7, 2009
Replies
6
Views
3K
What Are the Best Resources to Learn About UV Sanitization?
Jan 7, 2009
Replies
2
Views
2K
Why there is interference pattern?
Jan 6, 2009
Replies
2
Views
4K
Can Gravity Travel Faster Than Light?
Jan 6, 2009
Replies
25
Views
4K
Laser Energy Reflection: Understanding Photon Build-Up in a Vacuum
Jan 5, 2009
Replies
4
Views
3K
Why Shouldn't You Put Metal Pots in a Microwave?
Jan 2, 2009
Replies
2
Views
21K
How could an object (not aerodynamic shaped) achieve flight?
Jan 2, 2009
Replies
2
Views
3K
Superposition: Does EM Radiation Require an EM Field Everywhere?
Jan 1, 2009
Replies
2
Views
2K
Mathematical shape for a lens with no spherical aberration
Jan 1, 2009
2
Replies
41
Views
15K
Understanding the Three Velocities of Light: Phase, Group, and Signal
Dec 31, 2008
Replies
2
Views
2K
Two way mirror on the side where you can see through it
Dec 26, 2008
Replies
5
Views
2K
X-Ray Diffraction: Photon-Atom Interaction & De Broglie's Eq.
Dec 26, 2008
Replies
2
Views
2K
When does the photon get captured?
Dec 26, 2008
Replies
2
Views
2K
The Mysterious, Impossible Box: Questions & Answers
Dec 25, 2008
3
Replies
71
Views
12K
Light, refelection, transparency, direction?
Dec 24, 2008
Replies
2
Views
2K
How does laser dissipation in air affect power and intensity?
Dec 24, 2008
Replies
3
Views
6K
Can both a photon and it's reflection hit a particle?
Dec 21, 2008
Replies
5
Views
3K
Light Diffraction: Is Wavelength Affected by Slit Width?
Dec 20, 2008
Replies
6
Views
3K
Gps, Mobile phones microwaves and radiowaves
Dec 19, 2008
Replies
5
Views
5K
Determine optical slice thickness in a CLSM
Dec 19, 2008
Replies
2
Views
4K
Can a Red Laser Create Beautiful Diffraction Patterns with Limited Materials?
Dec 18, 2008
Replies
7
Views
3K
Distance traveled by X-rays in air
Dec 18, 2008
Replies
2
Views
6K
What are saturable absorbers and how do they impact the behavior of lasers?
Dec 18, 2008
Replies
3
Views
1K
Does a photon propogate faster than c ?
Dec 17, 2008
Replies
16
Views
4K
Reflection of light off 4 90 degree mirrors
Dec 16, 2008
Replies
12
Views
5K
Where Can I Find a Tutorial for Simple Optical System Design Using Zemax?
Dec 15, 2008
Replies
4
Views
10K
Understanding Time and Light Slowing: Exploring the Possibilities
Dec 14, 2008
Replies
2
Views
2K
What is the maximum path that lightning can travel?
Dec 13, 2008
Replies
2
Views
2K
Light defration - How can I distribute the light evenly
Dec 13, 2008
Replies
2
Views
8K
Finite Reflections: Exploring Limitations of Parallel Mirrors
Dec 12, 2008
Replies
2
Views
1K
Discover the True Magnification of Your Magnifying Glass: A Complete Guide
Dec 11, 2008
Replies
2
Views
2K
P-waves and S-wave reflection and refraction
Dec 11, 2008
Replies
2
Views
4K
Any experimental evidence of Doppler shift in light?
Dec 11, 2008
Replies
7
Views
2K
How Is Population Inversion Calculated in Laser Gain Switching?
Dec 11, 2008
Replies
2
Views
3K
Understanding Polarization in Light: Exploring the Concepts and Misconceptions
Dec 10, 2008
Replies
2
Views
2K
Light Speed Consistency: Puzzling Questions
Dec 10, 2008
Replies
3
Views
2K
Fiber Optics & Lasers: Light Usage
Dec 9, 2008
Replies
3
Views
2K
Discovering the True Magnification of Your Magnifying Glass: Tips and Tricks
Dec 8, 2008
Replies
2
Views
2K
Do Photons Have Mass? Understanding the Relationship Between Mass and Energy
Dec 8, 2008
Replies
4
Views
2K
Einzel Lens Operating Principle
Dec 8, 2008
Replies
6
Views
9K
How does the f-number of camera lenses affect image area?
Dec 8, 2008
Replies
2
Views
1K
Does Light Really Slow Down When Passing Through a Medium?
Dec 4, 2008
Replies
25
Views
6K
Burning wood with a magnifying glass
Dec 4, 2008
Replies
2
Views
9K
Fourier Analysis's relation to diffraction
Dec 4, 2008
Replies
3
Views
6K
How do non planar waves reflect?
Dec 3, 2008
Replies
6
Views
2K
Why light fades over distance?
Dec 3, 2008
Replies
2
Views
6K
Making negative refraction with positive index material
Dec 2, 2008
Replies
16
Views
3K
Exploring Visible Spectrum of Light: Seeking Advice
Dec 2, 2008
Replies
18
Views
7K
What Governs the Speed of Light Itself?
Dec 2, 2008
2
Replies
48
Views
8K
Altering Images for Corrective Optics: Details Appreciated
Dec 2, 2008
Replies
6
Views
2K
Can the Doppler Effect Explain Redshift in Light?
Dec 1, 2008
Replies
9
Views
3K
Sigma Polarisation: Learn What it is & How It's Defined
Nov 29, 2008
Replies
4
Views
28K
Fiber optic based beam splitter
Nov 29, 2008
Replies
2
Views
5K
Are there particle's or masses that travel faster than light?
Nov 25, 2008
Replies
34
Views
4K
A question about the polarization due to reflection
Nov 24, 2008
Replies
2
Views
3K
Refraction through Muliple media
Nov 23, 2008
Replies
9
Views
8K
Method for determining the difference between two similar optical wavelengths
Nov 21, 2008
Replies
7
Views
3K
Reflection with a complex material
Nov 19, 2008
Replies
5
Views
2K
Debating Wave-Particle Duality of Light
Nov 19, 2008
Replies
17
Views
3K
Reflection of Light: Exploring Electron Behavior
Nov 17, 2008
Replies
4
Views
2K
Refraction vs Frequency Question
Nov 14, 2008
Replies
2
Views
3K
Focal length of concave lens experiment
Nov 13, 2008
Replies
2
Views
29K
Please Explain Me Refraction of light
Nov 12, 2008
Replies
11
Views
5K
Stopping light, playing with it, then releasing it.
Nov 12, 2008
Replies
2
Views
1K
Why is the rest mass of photons 0?
Nov 12, 2008
Replies
21
Views
5K
How do we know the maximum speed of light?
Nov 12, 2008
Replies
2
Views
3K
Optimizing Beam Size for Increased Diffraction Efficiency
Nov 10, 2008
Replies
2
Views
3K
How can I project images onto a mirror for a painting project?
Nov 10, 2008
Replies
6
Views
17K
Thin Film Interference formula
Nov 10, 2008
Replies
2
Views
3K
Thin Lenses: Lens Makers' Equation Proved
Nov 10, 2008
Replies
3
Views
2K
Superposition of two laser beams
Nov 8, 2008
Replies
2
Views
5K
Optics Help With LED Foglights
Nov 8, 2008
Replies
5
Views
2K
Bending a laser beam's cross section possible?
Nov 6, 2008
Replies
2
Views
3K
Fraunhofer diffraction and Fourier transform
Nov 6, 2008
Replies
2
Views
5K
Why does a PWM light dimmer actually work?
Nov 6, 2008
Replies
14
Views
8K
Diffusion of laser light for measuring laser power
Nov 5, 2008
Replies
3
Views
9K
Measuring laser output with Lux meter
Nov 3, 2008
Replies
2
Views
16K
Does ball pen emit laser beam?
Nov 3, 2008
Replies
2
Views
2K
Why can i see hidden image with a polarized spec?
Nov 2, 2008
Replies
2
Views
3K
Infra Red Light: How Electron Movement Creates NIR
Nov 2, 2008
Replies
2
Views
2K
Understanding the Orientation of Light Waves: Electro vs. Magnetic Aspects"
Oct 31, 2008
Replies
6
Views
2K
Can Scotch Tape Really Produce X-rays?
Oct 30, 2008
Replies
4
Views
3K
Directly measure frequency of light source
Oct 30, 2008
Replies
3
Views
4K
What Damage Can Infrared Rays, Radar Waves, FM Waves, etc. Do To The Body?
Oct 29, 2008
Replies
2
Views
13K
Huygens principle and single slit diffraction
Oct 28, 2008
Replies
2
Views
3K
Mirrors & Prisms: Reflecting Wavelengths
Oct 27, 2008
Replies
2
Views
4K
Why Does an Object Appear Larger Underwater?
Oct 27, 2008
Replies
6
Views
3K
Polarized light filtering question.
Oct 25, 2008
Replies
4
Views
7K
Solar laser (for the lack of abetter word)
Oct 24, 2008
Replies
3
Views
4K
Experimental Optics: Solving Challenges with Mach-Zhender & Fibers
Oct 23, 2008
Replies
4
Views
2K
Exploring Light Trails: What Is the Meaning of 4a Angle?
Oct 23, 2008
Replies
9
Views
2K
How Do Lasers Ensure Photons Travel in the Same Direction?
Oct 21, 2008
Replies
13
Views
3K
Laser Reflection: Why Does it Appear Speckled?
Oct 20, 2008
Replies
2
Views
3K
Enhancing Light: Application for Energy Conservation?
Oct 16, 2008
Replies
2
Views
2K
Confusion about Homogenous Broadening in Lasers
Oct 14, 2008
Replies
2
Views
3K
How do light dependent resistors work with photons and electrons?
Oct 9, 2008
Replies
2
Views
5K
Speed of light in pure Hydrogen
Oct 8, 2008
Replies
10
Views
8K
Understanding Ray of Light: What is it?
Oct 6, 2008
Replies
14
Views
10K
Right handed vs Left handed circular polarization
Oct 4, 2008
Replies
8
Views
35K
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