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Measurement of the laser spectrum and free spectral range of an ECDL around 780 nm with 55 pm mode-hops.

External Cavity Diode Laser spectrum in mode-hop-free range

Theoretical knowledge

How to check that your laser spectrum is in the mode-hop-free range?

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Nov. 23, 15 Éléonore Hardy No Comments

785 nm laser diode spectrum stabilization

Practical cases

The stabilization of a 785 nm laser diode : principle and example of spectrum stabilization.

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Nov. 20, 15 Christophe Bonneville No Comments
What is the laser spectrum of an ECDL (here in Littrow configuration)?

About the laser spectrum of your External Cavity Diode Laser

Theoretical knowledge

Is the laser spectrum of your ECDL really singlemode?

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Nov. 18, 15 Éléonore Hardy No Comments
Laser spectrum of a VCSEL array with an emission centred at 846.682 nm (wavelength in vacuum) with 0.352 nm FWHM.

Spectral measurements of VCSEL for NIR illumination

Practical cases

Laser spectrum measurements of multimode and single-mode VCSEL for NIR illumination

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Nov. 16, 15 Éléonore Hardy No Comments
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About this blog

This blog’s aim is to bring you technical information to discover and unsderstand the real spectral characteristics of lasers. You will find theoretical knowledge and practical cases on scientific and industrial lasers. The main contributors are employees of Resolution Spectra Systems company.

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