Questions tagged [fiber-optics]

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11 views

How are pulses produced for fiber optic communication?

I know that the product of bandwith and shortest possible impulse time is constant When the pulses are produced by changing amplitudes of constituent frequencies as in fourier series, are the changes ...
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2answers
47 views

What's the difference between pulsed lasers and frequency combs?

Can you please explain the difference between high-energy pulsed lasers and frequency combs?
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0answers
14 views

WDM with a channel spacing of 10 nm?

I'm looking for a wavelength-division multiplexing (WDM) that offers a channel spacing of 10 nm to 15 nm, for center wavelength (1521, 1531... 1610). Do you think such WDM filter is possible?...
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0answers
45 views

How can the Microsoft and the Facebook Fibers reach 160 Tbps between Virginia and Bilbao?

According to this article, Microsoft and Facebook have completed a 160 terabits cross-Atlantic cable. Based on my calculations, this doesn't seem probable, so what did I miss in my calculation? The ...
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1answer
76 views

How to Determine Tensile Strength of PMMA Optical Fiber?

I researched the properties of acrylic, or PMMA, and found different results on its mechanical properties. Tensile strength is a material property, but is it affected by shape or size? I’m working on ...
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1answer
58 views

Can I use an optical fiber to direct a laser cutter? [closed]

Specifically, a 100W CO2 laser. Are there any considerations other than the maximum power for a fiber?
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0answers
31 views

Use Fiber microscope to view micron sized particles

Can I use Fiber microscope to see micron sized particles? That's mean, can Fiber microscope be used as a typical optical microscope? Generic Handheld 400x Fiber Optical Microscope Inspection
6
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4answers
4k views

Create a DIY light tube

I am working on a project to bring light into a bunker. The bunker is 3-4 meters below the ground. I am looking into bringing natural light into the space, instead of using electricity. The space is ...
5
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3answers
219 views

Could a water stream be used as a fiber optic sensor and detect when the stream is broken?

I have a small idea/project I am working on in which I want to use a water fiber optic sensor that can detect whether the water stream is broken and if so shut off the water. Having looked into fiber ...
3
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3answers
84 views

Why is the jacket or sheath of fibre optic endoscopes always black?

Why is the jacket or sheath of fibre optic endoscopes always black? Is it just a convention, or is there a more logical explanation for this?