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Publicerad: 22 april 2006

The ruby laser is a double pulsed laser used for pulsed holographic interferometry (using film) and pulsed TV holography (using a PCO digital camera).

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Ruby laser

In the figure the ruby laser (RL) is used for measuring transient bending waves generated by an impact from a pendulum (P) on an in-plane moving aluminium plate (OBJ).


Some specifications:

Output energy: < 1J

Pulse duration: 30 ns

Wavelength: 694 nm

Pulse separation: 1-800 µs

TEM00 mode