Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision | ||
| network:fiber-optics [2022/08/29 09:49] – mh | network:fiber-optics [2024/02/22 10:11] (current) – [To Do on this page] mh | ||
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| <WRAP round tip> | <WRAP round tip> | ||
| - | $\lambda=\frac{1}{f}$ and $f=\frac{1}{\lambda}$ where $\lambda$ is wavelength ($nm$) and $f$ is frequency ($Hz$) | + | $\lambda=\frac{c}{f}$ and $f=\frac{c}{\lambda}$ where $\lambda$ is wavelength ($nm$) and $f$ is frequency ($Hz$) and $c$ is the speed of light (approx. 2.10⁸ m/s) |
| **As wavelength increases, frequency decreases.** | **As wavelength increases, frequency decreases.** | ||
| Line 22: | Line 22: | ||
| ==== Electromagnetic spectrum ==== | ==== Electromagnetic spectrum ==== | ||
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| + | {{network: | ||
| + | |||
| <WRAP round tip> | <WRAP round tip> | ||
| - | **Infra**-red and **Ultra**-violet are prefixed | + | **Infra**-red and **Ultra**-violet are prefixed using **frequency** in mind : |
| *infrared has a lower frequency than the red in the visible spectrum (thus a higher wavelength) | *infrared has a lower frequency than the red in the visible spectrum (thus a higher wavelength) | ||
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| <WRAP round todo> | <WRAP round todo> | ||
| Insert electromagnetic chart. | Insert electromagnetic chart. | ||
| - | |||
| - | Give both spectrums and highlight the relation between nm and Hz. As wavelength goes up, frequencies go down, etc. | ||
| Link to wikipedia page on light spectrum. | Link to wikipedia page on light spectrum. | ||