Optics Forum

Post thread
Where does light go when i turn off the.light
Replies
21
Views
15K
Optics-Lenses - image outside the mirror?
Replies
3
Views
2K
Sub Atomic Particle Sizes (Orders of Magnitude related)
Replies
15
Views
8K
What is the difference between Raman scattering and fluorescence
Replies
3
Views
4K
Why are microwave waves bad for you?
Replies
4
Views
3K
Could a Mass for Photons Change Our Understanding of Relativity?
Replies
7
Views
3K
Phase change of reflected wave - is there a polarization dependence?
Replies
1
Views
3K
Refractive index and its effect upon conduction/insulation
Replies
4
Views
3K
Infinity-corrected optical system
Replies
4
Views
2K
Light prapogate as wave or particle?
Replies
1
Views
2K
Confused about image size in plane, concave, or convex mirrors
Replies
1
Views
3K
Spectrometer setup to minimize absorption of reflected light
Replies
7
Views
2K
Water waves - is this reflection, or refraction, or both?
Replies
4
Views
3K
Directionality of a Laser Beam
Replies
3
Views
6K
How does light lose energy as it travels over distance?
Replies
9
Views
9K
Microwave interactions with motion sensors
Replies
7
Views
5K
Why can we see light when looking down a metallic tube? TEM modes can't exist.
Replies
9
Views
4K
Do Photons Oscillate in Electromagnetic Waves?
Replies
11
Views
11K
Mie scattering of infinite cylinder (light parallel to axis)
Replies
1
Views
4K
Put some light on my concept of light.
Replies
1
Views
2K
Why does light allow us to see things?
Replies
16
Views
7K
Derivation for magnification equation for convex mirrors
Replies
9
Views
17K
UV light absorption by transparent sheets – how?
Replies
8
Views
8K
General formula for refractive index of moist air?
Replies
1
Views
2K
Help~total internal reflection
Replies
5
Views
2K
Low Cost, High Index of Refraction?
Replies
8
Views
3K
Local Conservation of Energy in Superposition of Mechanical Wave Pulses
Replies
8
Views
7K
Does lightening cause a form of cavitation?
Replies
3
Views
4K
Light Properties: Refraction & Huygens' Principle
Replies
4
Views
2K
Circuit with 2 batteries when one has a reversed polarity
Replies
2
Views
12K
How Does Polarization Affect Capacitor Charge and Potential Difference?
Replies
2
Views
2K
Hi is light a kind of acceleration? (not velocity or momentum)
Replies
1
Views
2K
Understanding the Disappearance of Light: A Physics Newbie's Question Answered
Replies
6
Views
3K
How Does Light Move and What Propels Photons?
Replies
42
Views
9K
Why does light bend,not just slow down?
Replies
8
Views
10K
Coupled Pendulums - Possible Solutions and Superposition
Replies
9
Views
5K
Classical description of laser light?
Replies
1
Views
2K
Light dispersion through a window glass
Replies
3
Views
4K
The relationship between absorbtion, emissivity and reflection
Replies
1
Views
7K
Move or attract large/heavy materials using polarisation
Replies
1
Views
2K
Can a Lightning Strike Kill Someone Flying in the Sky?
Replies
11
Views
3K
Refraction and splitting of a photon
Replies
5
Views
2K
Specular reflection from moving mirrors
Replies
3
Views
2K
Is Polarity Universal? Examining Forces & Particles
Replies
2
Views
2K
Discover the Top 10 Effects of Light: A Comprehensive Guide
Replies
6
Views
2K
Speed of Lasers: 300x Faster Than Light? Plus, What Happens in Space?
Replies
4
Views
3K
Colours of objects produced by light due to reflection & absorption
Replies
1
Views
2K
Calculation of light on a surface
Replies
7
Views
3K
The inverse square law for point light sources inside an opaque medium
Replies
5
Views
3K
Nonstandard Concave Mirror Optics, beyond the parabola.
Replies
2
Views
2K
What is the formula for sound refraction?
Replies
25
Views
15K
Coverage Area Of Light Reflected Using A Convex Mirror
Replies
1
Views
4K
Max Photon Energy: Limit & Most Observed
Replies
10
Views
4K
Light when going as fast as the speed of light
Replies
2
Views
2K
Tranform photon to other energy
Replies
11
Views
2K
Is it possible to make one particle have a velocity same with speed of light
Replies
1
Views
2K
Is the value of c ( speed of light ) is constant ?
Replies
11
Views
4K
Negative index of refraction with anisotropy, quick question
Replies
7
Views
3K
Question about solar interference on laser tag guns
Replies
5
Views
3K
How can molecules slow down light wave?
Replies
7
Views
3K
Doppler Shift and photons with a wavelength of one Plank length
Replies
1
Views
2K
Conservation of momentum and laser powered solar sail
Replies
35
Views
8K
Will a torch light recoil when light is emitted.?
Replies
1
Views
2K
Can Laser Intensity Stabilization Be Improved for Precise Measurements?
Replies
4
Views
3K
Reflection of EM plane wave from a moving object
Replies
2
Views
2K
Can Light be Cut?And if so then what would it take.
Replies
6
Views
2K
Cathode ray create interference pattern?
Replies
2
Views
3K
Can these two things disperse photons?What can disperse photons?
Replies
2
Views
2K
Is Snell's Law valid even when incident ray is Normal to the surface?
Replies
3
Views
3K
Is it Total internal reflection, or something else?
Replies
2
Views
2K
How Are Diameter, Aperture, and Focal Length of Lenses Related?
Replies
2
Views
2K
Physics Theories of Stage Lighting?
Replies
2
Views
3K
The Green Lights of Guatemala seen from Space
Replies
5
Views
3K
Is Light Affected by Gravity or Just Following Curved Timespace?
Replies
2
Views
2K
What is the relationship between physical density and optical density?
Replies
16
Views
35K
Polarization of light and sunglasses
Replies
2
Views
2K
Lightning strike->positive streamers
Replies
3
Views
3K
RELATIVE Space/Time and Lightspeed question
Replies
1
Views
2K
How Does Reflection Coefficient Change in Lossy vs Lossless Media?
Replies
2
Views
3K
Group refraction index, group velocity
Replies
3
Views
3K
What is unpolarized monochromatic light?
Replies
5
Views
5K
Patternship of power plant based on lightnig
Replies
7
Views
2K
Focal Length & Concave Lens: Multiple Images?
Replies
7
Views
3K
What causes light to speed up after passing through something
Replies
18
Views
6K
Questions on light and gravity
Replies
8
Views
2K
Can refractive index of a substance be increased?
Replies
1
Views
2K
Amplitude reflection coefficient for high to low refractive index
Replies
1
Views
8K
Evidencing interference pattern using Young's slits and sunlight - help required
Replies
3
Views
3K
How Is the Original Energy of CMBR Photons Affected by Universal Expansion?
Replies
9
Views
3K
Confused about thin-lens equation
Replies
2
Views
2K
Index of refraction related to wavelength & frequency
Replies
1
Views
31K
Physics Question about Diffraction Gradings
Replies
2
Views
3K
Light Transport in Cold Atoms? Why is this important?
Replies
4
Views
2K
Projecting an Image in a Dark Room - Optics Question
Replies
2
Views
2K
How does an x-ray photon interact with ice?
Replies
1
Views
2K
Measuring coefficient of friction of very light item
Replies
5
Views
2K
Calculating Reflected Pressures in Mach Reflection Region
Replies
1
Views
2K
Can Mu-Metal Reflect Magnetic Fields?
Replies
2
Views
3K
What does power have to do with light bulbs?
Replies
5
Views
3K
How do mechanical processes depend from the speed of light?
Replies
16
Views
3K

Hot Threads

Hot Threads

Recent Insights

Back
Top