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Coinciding of 2F and C in ray diagram of lenses
Dec 17, 2013
Replies
12
Views
21K
Measuring the speed of light with chocolate and a microwave oven
Dec 16, 2013
Replies
8
Views
3K
Optics question: converging lens with virtual object
Dec 15, 2013
Replies
1
Views
8K
What Causes Refraction in Different Media?
Dec 13, 2013
Replies
31
Views
17K
Why does a change in impedance cause reflection?
Dec 13, 2013
Replies
2
Views
1K
Nonlinear Optics Books: Recommendations for Robert Boyd Style
Dec 11, 2013
Replies
1
Views
2K
Regarding modeling of light bulb circuit
Dec 9, 2013
Replies
5
Views
1K
Clarifying the Relationship between Convex Mirrors and Image Distance
Dec 8, 2013
Replies
1
Views
1K
Neon Lamp Polarity Measurement
Dec 7, 2013
Replies
4
Views
3K
Reflections on a thin metal layer?
Dec 5, 2013
Replies
18
Views
9K
Optical path length change due to absorption
Dec 5, 2013
Replies
6
Views
2K
Refractive index- will it travel back along the same way?
Dec 3, 2013
Replies
9
Views
2K
Could an Electromagnetic Pulse Affect a Nuclear-Pumped X-Ray Laser?
Dec 2, 2013
Replies
1
Views
1K
Microwaves and Interference problem
Dec 2, 2013
Replies
5
Views
2K
Understanding Refractive Phase Differences in Electromagnetic Waves
Nov 28, 2013
Replies
5
Views
2K
Light From Flashlight: Does It Reach Space?
Nov 27, 2013
Replies
2
Views
1K
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
8K
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
3K
Coherent waves for interference
Nov 22, 2013
Replies
4
Views
8K
The Wavelength of a Photon: A Mathematical Representation or a Physical Reality?
Nov 21, 2013
Replies
9
Views
2K
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
3K
Details of total internal reflection
Nov 18, 2013
Replies
4
Views
2K
Why Light on a Surface Looks Dimmer with Intense Light: Explained
Nov 17, 2013
Replies
4
Views
1K
How does the speed of light determine the size of material bodies?
Nov 16, 2013
Replies
4
Views
2K
Relationship between the refractive index and absorption
Nov 15, 2013
Replies
6
Views
13K
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
Calculating Zenith Angle for Nerf Gun Targeting
Nov 12, 2013
Replies
4
Views
2K
What is a quick way to approximate flight time off a cliff?
Nov 12, 2013
Replies
2
Views
1K
Acoustical diffusion, scattering, attenuation
Nov 11, 2013
Replies
5
Views
4K
Interference for for N slits formula
Nov 11, 2013
Replies
2
Views
1K
When does refraction take place?
Nov 8, 2013
Replies
2
Views
3K
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
Why is No Backward Wavefront Possible?
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
Optical setup: proper lenses selection
Nov 6, 2013
Replies
4
Views
2K
When light goes from air to water,it change direction.
Nov 3, 2013
Replies
1
Views
1K
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
Exploring Fibre Optic Bandwidth & Single Mode
Nov 1, 2013
Replies
9
Views
2K
Power from LED bulb in sunlight
Oct 31, 2013
Replies
5
Views
4K
Exploring the Science of Black: Absorption, Emission, and Perception
Oct 30, 2013
Replies
4
Views
1K
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
19K
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
8K
Term scattering more of a general process
Oct 26, 2013
Replies
4
Views
1K
Calculating the Polarization of a Plane Wave in Electromagnetic Exercises
Oct 25, 2013
Replies
2
Views
1K
From what point is the focal length of a thick lens measured?
Oct 24, 2013
Replies
7
Views
4K
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
Why the photon is disturbed by a hole?
Oct 19, 2013
2
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
Understanding laser phenomenon
Oct 16, 2013
Replies
4
Views
2K
Question about toroidal mirror
Oct 15, 2013
Replies
4
Views
5K
Difference between double slit diffraction and interference?
Oct 15, 2013
Replies
2
Views
3K
Two-Slit Experiment: Photon Energy Shift from Gravity
Oct 14, 2013
Replies
5
Views
3K
Exploring the Possibility of Faster Light Speed: Vacuum vs. Denser Mediums
Oct 14, 2013
Replies
6
Views
3K
The Magic of Light: Trapping Light in Orbit
Oct 12, 2013
Replies
1
Views
1K
Synchrotron X-ray Measurements
Oct 12, 2013
Replies
4
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
Two convex lenses in a system?
Oct 10, 2013
Replies
4
Views
2K
Scattering formulas, what's the point?
Oct 10, 2013
Replies
4
Views
2K
Double slit - why do we get an interference pattern?
Oct 9, 2013
Replies
9
Views
3K
Why Do Different Colors Appear When Using a Polarimeter on Sucrose Solution?
Oct 8, 2013
Replies
2
Views
2K
An interesting way to get an interference pattern
Oct 7, 2013
Replies
4
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
Difference between Optical and Geometrical length?
Oct 1, 2013
Replies
1
Views
7K
How we can collect two wave(light) ?
Oct 1, 2013
Replies
4
Views
1K
Question about reflectivity of mirrors vs transitivity of lenses
Sep 30, 2013
Replies
10
Views
5K
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 Does Light and Time Affect Our Perception of Reality?
Sep 23, 2013
Replies
2
Views
1K
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
1K
Photonics Question - Laser and Total Internal Reflection
Sep 15, 2013
Replies
6
Views
2K
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
Exploring Wave Motion of Light in Space: University Physics 2
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
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