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Refractive index- will it travel back along the same way?
Dec 3, 2013
Replies
9
Views
2K
Microwaves and Interference problem
Dec 2, 2013
Replies
5
Views
2K
Understanding Refractive Phase Differences in Electromagnetic Waves
Nov 28, 2013
Replies
5
Views
3K
Light From Flashlight: Does It Reach Space?
Nov 27, 2013
Replies
2
Views
2K
Doppler effect and Speed of light
Nov 27, 2013
Replies
5
Views
2K
Optical Fiber Attenuation for 1550nm FBG Sensor
Nov 25, 2013
Replies
2
Views
2K
Velocity of red light vs. blue light in water - qualitative reasoning?
Nov 25, 2013
Replies
7
Views
9K
Light's Ability to Move Matter: Explained
Nov 23, 2013
Replies
5
Views
1K
Confirming the pulse-bandwidth-product for fs laser pulses
Nov 23, 2013
Replies
1
Views
2K
How Can I Improve My Laser Detection Software for Camera-Equipped Computers?
Nov 23, 2013
Replies
6
Views
2K
Light takes the path of most time elapsed?
Nov 22, 2013
Replies
8
Views
2K
How can diffraction occur with gap smaller than the wavelength?
Nov 22, 2013
Replies
1
Views
10K
Compton scattering is inelastic?
Nov 22, 2013
Replies
8
Views
4K
The Wavelength of a Photon: A Mathematical Representation or a Physical Reality?
Nov 21, 2013
Replies
9
Views
3K
Teaching about light before quantum mechanics
Nov 20, 2013
Replies
10
Views
2K
What factors affect the refractive index of a medium?
Nov 20, 2013
Replies
18
Views
4K
How does the speed of light determine the size of material bodies?
Nov 16, 2013
Replies
4
Views
2K
Coherent waves for interference
Nov 15, 2013
Replies
3
Views
9K
Relationship between the refractive index and absorption
Nov 15, 2013
Replies
6
Views
14K
Why does slit diffraction occur?
Nov 14, 2013
Replies
5
Views
2K
The construction of half silvered mirrors
Nov 13, 2013
Replies
1
Views
3K
What is a quick way to approximate flight time off a cliff?
Nov 12, 2013
Replies
2
Views
2K
Acoustical diffusion, scattering, attenuation
Nov 11, 2013
Replies
5
Views
4K
Interference for for N slits formula
Nov 11, 2013
Replies
2
Views
1K
Details of total internal reflection
Nov 11, 2013
Replies
3
Views
2K
Why Light on a Surface Looks Dimmer with Intense Light: Explained
Nov 10, 2013
Replies
3
Views
1K
When does refraction take place?
Nov 8, 2013
Replies
2
Views
4K
Laser Gain Medium Interactions
Nov 8, 2013
Replies
17
Views
2K
How Does CCD Offset Affect Laser Beam Exit Angle?
Nov 7, 2013
Replies
4
Views
2K
Can Two Laser Beams Interfere with Each Other?
Nov 7, 2013
Replies
2
Views
2K
Can UV Light Speed Up Fading of Car Paint?
Nov 6, 2013
Replies
1
Views
2K
Calculating Zenith Angle for Nerf Gun Targeting
Nov 5, 2013
Replies
3
Views
2K
When light goes from air to water,it change direction.
Nov 3, 2013
Replies
1
Views
2K
Very short infrared remote control question
Nov 2, 2013
Replies
4
Views
2K
Scientific notation question - backscatter or backscattering angle?
Nov 1, 2013
Replies
1
Views
1K
How Does Light Change Direction and Speed in Different Materials?
Nov 1, 2013
Replies
1
Views
2K
Refractive Index: Why is it Same in Vacuum for All Lightwaves?
Nov 1, 2013
Replies
2
Views
2K
What Does Single Electromagnetic Mode Mean in Fibre Optics?
Nov 1, 2013
Replies
9
Views
2K
Why is No Backward Wavefront Possible?
Oct 31, 2013
Replies
3
Views
2K
Power from LED bulb in sunlight
Oct 31, 2013
Replies
5
Views
4K
Can a Perfectly Black Object Absorb All Light and Create a Blank Spot in Vision?
Oct 30, 2013
Replies
4
Views
2K
Optical setup: proper lenses selection
Oct 30, 2013
Replies
3
Views
2K
Do antireflective coats increase the angle of total internal reflectio
Oct 30, 2013
Replies
7
Views
4K
Why are X-rays scattered by matter?
Oct 29, 2013
Replies
12
Views
3K
Reflection and absorption in matte black vs. shiny black objects
Oct 28, 2013
Replies
4
Views
20K
Optical design: BPP beam parameter product M^2 and beam expander
Oct 28, 2013
Replies
2
Views
3K
Can LED's emit monochromatic light as efficiently as broad spectrum?
Oct 26, 2013
Replies
9
Views
9K
Calculating the Polarization of a Plane Wave in Electromagnetic Exercises
Oct 25, 2013
Replies
2
Views
2K
From what point is the focal length of a thick lens measured?
Oct 24, 2013
Replies
7
Views
5K
Polarisation of reflected light
Oct 24, 2013
Replies
5
Views
2K
How to obtain beam spread angle of a parabolic reflector?
Oct 22, 2013
Replies
1
Views
4K
Term scattering more of a general process
Oct 19, 2013
Replies
3
Views
2K
Why the photon is disturbed by a hole?
Oct 19, 2013
Replies
43
Views
31K
Understanding Optical Path Difference in Optics | OPD Explained
Oct 19, 2013
Replies
2
Views
3K
Can the Energy of a Photon be Expressed in h/s?
Oct 18, 2013
2
Replies
68
Views
21K
Converting Lumens to Photons and Energy at Varying Wavelengths
Oct 17, 2013
Replies
2
Views
5K
Spectrum of Light from Hydrogen
Oct 17, 2013
Replies
1
Views
1K
Question about toroidal mirror
Oct 15, 2013
Replies
4
Views
5K
Difference between double slit diffraction and interference?
Oct 15, 2013
Replies
2
Views
4K
Two-Slit Experiment: Photon Energy Shift from Gravity
Oct 14, 2013
Replies
5
Views
3K
Can Light Travel Faster Than Its Speed in a Vacuum?
Oct 14, 2013
Replies
6
Views
3K
The Magic of Light: Trapping Light in Orbit
Oct 12, 2013
Replies
1
Views
2K
Optical scope for general purpose
Oct 11, 2013
Replies
4
Views
2K
Widefield laser epi-illumination
Oct 11, 2013
Replies
6
Views
5K
Double slit - why do we get an interference pattern?
Oct 9, 2013
Replies
9
Views
4K
Understanding laser phenomenon
Oct 9, 2013
Replies
3
Views
2K
Why Do Different Colors Appear When Using a Polarimeter on Sucrose Solution?
Oct 8, 2013
Replies
2
Views
3K
Synchrotron X-ray Measurements
Oct 5, 2013
Replies
3
Views
2K
Can Lasers Be Used as a Viable Energy Source Despite Their High Power Output?
Oct 4, 2013
Replies
5
Views
2K
Understanding Destructive Wave Interference
Oct 4, 2013
Replies
6
Views
3K
What'd happen if two light source collide w/ each other?
Oct 4, 2013
Replies
6
Views
6K
Two convex lenses in a system?
Oct 3, 2013
Replies
3
Views
2K
Scattering formulas, what's the point?
Oct 3, 2013
Replies
3
Views
2K
Difference between Optical and Geometrical length?
Oct 1, 2013
Replies
1
Views
7K
An interesting way to get an interference pattern
Sep 30, 2013
Replies
3
Views
2K
Question about reflectivity of mirrors vs transitivity of lenses
Sep 30, 2013
Replies
10
Views
6K
Flipping a polarizer 180deg. changes polarization
Sep 26, 2013
Replies
10
Views
4K
How can we have Inelastic scattering?
Sep 25, 2013
Replies
7
Views
2K
How we can collect two wave(light) ?
Sep 24, 2013
Replies
3
Views
1K
How Does Light and Time Affect Our Perception of Reality?
Sep 23, 2013
Replies
2
Views
2K
Understanding Interference and Energy in Monochromatic Light Sources
Sep 21, 2013
Replies
7
Views
2K
Examining Fermats Principle & Light's Path of Min Time
Sep 19, 2013
Replies
4
Views
2K
Photonics Question - Laser and Total Internal Reflection
Sep 15, 2013
Replies
6
Views
3K
Light Speed: Can Einstein's Theory Explain It?
Sep 13, 2013
Replies
9
Views
2K
Why can I see light from TEM00 laser in direction of propagation?
Sep 13, 2013
Replies
4
Views
2K
What Causes the Wave Motion of Light in a Vacuum?
Sep 13, 2013
Replies
7
Views
2K
Ball lightning atmosphere interaction
Sep 13, 2013
Replies
5
Views
2K
What Is the Wavelength of White Light?
Sep 13, 2013
Replies
5
Views
2K
Positive or Negative? A Question about Polarity
Sep 12, 2013
Replies
6
Views
2K
Can Microwaves Fuse Metal Particles on a Plastic Substrate?
Sep 11, 2013
Replies
7
Views
3K
Spherical mirror area according to the amount of light
Sep 11, 2013
Replies
9
Views
2K
Can My Friend Across the Atlantic See My Light on a Clear Day?
Sep 10, 2013
Replies
22
Views
3K
Creating a low pressure region inside a laser beam
Sep 9, 2013
Replies
6
Views
2K
Does light follow a helical path ?
Sep 9, 2013
Replies
4
Views
2K
Can light be synthetically created ?
Sep 9, 2013
Replies
4
Views
4K
If a light goes from space to a glass
Sep 9, 2013
Replies
12
Views
2K
Solve Physics: Understand Bernoulli's Principle & How an Aerofoil Develops Lift
Sep 8, 2013
Replies
5
Views
2K
Does every light ray travels in all directions?
Sep 7, 2013
Replies
5
Views
6K
Why Does Light With Less Wavelength Run Faster in Glass?
Sep 6, 2013
Replies
1
Views
1K
Why Aren't the Stars Visible at Night?
Sep 6, 2013
Replies
1
Views
1K
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