Back to Light and Stellar SpectroscopyLesson 12 of 30
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C01

Light and Stellar SpectroscopyModule 3Instruments and Calibration
Module 3 / Lesson 12 of 3035 min
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How Does Light Separate on a Detector?

How do dispersers, camera optics, and pixels turn wavelength into position?

Build a wavelength-to-pixel map and distinguish dispersion from resolution.

A laboratory spectrograph sends white light through a diffraction grating and camera optics onto a rectangular detector grid.
Vastward artistic reconstruction of wavelength becoming direction and then detector position.

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