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Determining the light intensity in a double convex lens
Feb 28, 2016
Replies
7
Views
4K
Convex Lens: Image Formation at Infinity & Parallel Rays
Feb 24, 2016
Replies
13
Views
2K
What happens after exceeding the speed of light?
Feb 23, 2016
Replies
15
Views
2K
Laser Beam Propagation: Calculating Power & Radius
Feb 23, 2016
Replies
8
Views
2K
Optical physics and frame of reference....
Feb 23, 2016
Replies
1
Views
853
Particles, Photons and Matter: Exploring the Invisible Forces of Our Universe
Feb 19, 2016
Replies
1
Views
1K
How does optical density relate to mass density and refractive index?
Feb 19, 2016
Replies
7
Views
19K
Transmission of polarized light
Feb 18, 2016
Replies
1
Views
1K
How does space-time curvature affect light?
Feb 16, 2016
Replies
5
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3K
Why light can't penetrate the prism with 45 degree angle
Feb 15, 2016
Replies
13
Views
3K
Thomson scattering and radiating power
Feb 14, 2016
Replies
5
Views
1K
Presumed mass content of photon as gravitational source
Feb 12, 2016
Replies
3
Views
1K
Destructive Interference of two waves
Feb 12, 2016
Replies
6
Views
1K
Faster than light travel in a vacuum chamber
Feb 12, 2016
Replies
4
Views
2K
Will I be able to see a monochromatic ray of light in space?
Feb 12, 2016
Replies
9
Views
1K
Single photon absorbed by single atom antenna
Feb 11, 2016
Replies
2
Views
1K
Can You See a Photon Beam Between Two Reflective Surfaces?
Feb 11, 2016
Replies
1
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1K
Light waves traveling through air
Feb 11, 2016
Replies
2
Views
1K
Light Frequencies: Exploring Properties & Speed
Feb 10, 2016
Replies
5
Views
1K
Speed of light of different wavelengths in medium
Feb 10, 2016
Replies
8
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8K
Overlaying optical field with Zernike aberration
Feb 10, 2016
Replies
2
Views
1K
How polarized test image cards work
Feb 10, 2016
Replies
20
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12K
Could we "catch" the light from prehistoric Earth and see dinosaurs?
Feb 8, 2016
Replies
4
Views
2K
Is harnessing quarks and gluons for observation a possibility in the future?
Feb 5, 2016
Replies
11
Views
2K
Diffraction Pattern: Why is Vertical Pattern Observed?
Feb 5, 2016
Replies
15
Views
6K
Revolving light source and creation of angular momentum
Feb 4, 2016
Replies
12
Views
1K
Experts in Optics: Advice needed in working with SLDs
Feb 3, 2016
Replies
3
Views
970
Light Refraction: Causes & Angle Impact
Feb 2, 2016
Replies
4
Views
1K
Exploring the Mechanics of Homopolar Motors: A Comprehensive Guide
Feb 2, 2016
Replies
16
Views
3K
Understanding Non-Linear Optical Interference: The Role of Energy Equations"
Feb 1, 2016
Replies
9
Views
2K
Intensity-wavelength graph for X-ray
Feb 1, 2016
Replies
1
Views
3K
Explain the value of refractive index of water?
Jan 30, 2016
Replies
2
Views
1K
Why can't light be in black color?
Jan 30, 2016
2
Replies
67
Views
9K
Question on laser reflection (pic included)
Jan 30, 2016
Replies
6
Views
1K
Objects in Optics: Image Formation Explained
Jan 30, 2016
Replies
19
Views
3K
Why does 2slit interference depend on wavelength?
Jan 30, 2016
Replies
3
Views
1K
What Determines the Size of an Image Formed at Infinity in Magnifiers?
Jan 29, 2016
Replies
5
Views
1K
Interaction of light with a shockwave
Jan 28, 2016
Replies
3
Views
1K
What is the need to find the speed of light ?
Jan 27, 2016
Replies
7
Views
1K
Destructive interference at a surface
Jan 26, 2016
Replies
13
Views
1K
Can light accelerate in vacuum?
Jan 26, 2016
2
Replies
46
Views
5K
Is starlight a TEM00 gaussian beam or plane wave?
Jan 26, 2016
Replies
4
Views
2K
Why does a Lever arm magnify force?
Jan 25, 2016
Replies
12
Views
24K
What will happen -- Mirrors on the Moon to illunimate the Earth....
Jan 24, 2016
2
Replies
36
Views
4K
How does a banana change the color of light?
Jan 22, 2016
Replies
7
Views
4K
How does a Resonator enhance coherence? (LASER)
Jan 21, 2016
Replies
2
Views
1K
Damped vs Undamped Driven Springs and superposition?
Jan 20, 2016
Replies
1
Views
1K
Is P-Polarization Essential for Effective Laser Cutting on Target Surfaces?
Jan 19, 2016
Replies
10
Views
3K
Burnout of 6300 Lumen Light Bulb: Why?
Jan 19, 2016
2
Replies
52
Views
5K
Radiant power of a series of light waves
Jan 18, 2016
Replies
6
Views
1K
What is lightning proportional to?
Jan 18, 2016
Replies
5
Views
1K
Why Does Light Change Direction When Passing Through a Lens?
Jan 15, 2016
Replies
9
Views
2K
Why Infrared Light Can't Travel Easily Through Air
Jan 15, 2016
Replies
2
Views
1K
Average number of photons in a cubic meter
Jan 14, 2016
Replies
6
Views
2K
How hot does Gaseous H2O need to be to emit IR Photons?
Jan 14, 2016
Replies
6
Views
2K
Can a light ray be redshifted so that it contains no info
Jan 12, 2016
Replies
7
Views
1K
Is this wave interference? Sound mixing problem.
Jan 12, 2016
Replies
6
Views
2K
Why Does Light Intensity Decrease with x^4 in 2D Fraunhofer Diffraction?
Jan 12, 2016
Replies
11
Views
2K
Question about index of refraction
Jan 9, 2016
Replies
1
Views
957
Reflective And Transparent 3D material?
Jan 9, 2016
Replies
2
Views
1K
Light reflected 90° out of phase, not 180°
Jan 8, 2016
Replies
2
Views
1K
How is light affected by the gravity of a black hole?
Jan 8, 2016
Replies
3
Views
1K
Are diffraction patterns additive?
Jan 8, 2016
Replies
2
Views
1K
Why Does My Snell's Law Demonstration Fail Using a Linear Function Approach?
Jan 8, 2016
Replies
4
Views
2K
Exploring the Fourier Transforming Property of Lenses
Jan 7, 2016
Replies
3
Views
2K
Optical lasers to photograph space
Jan 6, 2016
Replies
8
Views
2K
Fourier optics with concave (diverging) lenses
Jan 6, 2016
Replies
6
Views
3K
Why brown sunglasses filter blue light?
Jan 6, 2016
Replies
7
Views
4K
Understanding the Effects of Laser Interaction with Ions in Doped Fibers
Jan 5, 2016
Replies
1
Views
968
Optics: Center of Fizeau Fringe? Michelson Interferometer
Jan 5, 2016
Replies
4
Views
3K
Phase plus Antiphase radio waves
Jan 3, 2016
Replies
1
Views
1K
Can refractive index of a material be less than unity?
Jan 3, 2016
Replies
20
Views
11K
How does light travel faster in optically rarer medium?
Jan 2, 2016
Replies
2
Views
2K
Optics : interference and diffraction
Jan 2, 2016
Replies
5
Views
2K
Why is a laser's focus limited by diffraction?
Jan 2, 2016
Replies
2
Views
2K
What happens at the boundary with light refraction?
Jan 2, 2016
Replies
3
Views
1K
The Slowing of Light: Exploring New Possibilities
Jan 2, 2016
Replies
1
Views
1K
Exploring Physics: Faster-than-Light Phenomenon
Dec 31, 2015
Replies
9
Views
2K
Atmospheric Optics: Moon 22° Halo & Paraselenic Circle
Dec 29, 2015
Replies
1
Views
1K
Finding Degree of Linear Polarization
Dec 29, 2015
Replies
5
Views
3K
Fine & light particels dropped down in vacuum
Dec 27, 2015
Replies
9
Views
1K
Can We Reduce the Speed of Light?
Dec 26, 2015
Replies
7
Views
1K
Fresnel zone and reflection of light on surfaces
Dec 25, 2015
Replies
5
Views
2K
Diffraction of Light with Moving Slit
Dec 24, 2015
Replies
18
Views
2K
Mechanically, what does light intensity mean?
Dec 24, 2015
Replies
2
Views
1K
Exploring the Mechanics of Photon-Photon Scattering in Particle Collisions
Dec 23, 2015
Replies
4
Views
1K
Solar Sail/ Mirror Redshift & Blueshift
Dec 23, 2015
Replies
1
Views
1K
Polarized Glasses plus Windshield Tint = Rainbows
Dec 23, 2015
Replies
1
Views
2K
Why is diffused light captured through V-shaped grooves?
Dec 22, 2015
Replies
9
Views
2K
What causes the photon to move at different frequencies?
Dec 21, 2015
Replies
12
Views
2K
Interference requires countable wavefields
Dec 21, 2015
Replies
13
Views
2K
Mass increase due to received photon
Dec 20, 2015
Replies
10
Views
2K
I dont understand homopolar motors
Dec 20, 2015
Replies
1
Views
2K
Destructive Interference of 2 Lasers?
Dec 18, 2015
Replies
7
Views
2K
Laser triangulation / Range finder
Dec 17, 2015
Replies
5
Views
2K
Finding a Class I Laser Pointer for a Science Fair Experiment
Dec 17, 2015
Replies
8
Views
2K
Exact solutions for reflectance, transmittance, absorption?
Dec 17, 2015
Replies
5
Views
1K
Acceleration in Plance Polar Coordinates
Dec 16, 2015
Replies
4
Views
1K
Relation between cross section, scattering angle and KE?
Dec 16, 2015
Replies
3
Views
1K
What is the maximum amount of light that can fit inside a mirrored sphere?
Dec 15, 2015
Replies
9
Views
1K
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