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Pulse energy, repetition rate, pulse width

DPS-589-R589 nm yellow Q-switched pulsed laser

589 nm

The DPS-589-R is a 589 nm nanosecond diode-pumped solid-state laser. Laser diodes optically pump a solid gain medium inside a resonator. The pump supplies the energy; repeated passes through the gain medium amplify the laser light. Q-switching stores energy in the gain medium while resonator losses are high, then lowers those losses to release a pulse. Pulse energy and repetition rate must be considered together, because changing the pulse spacing changes the average power for a fixed pulse energy. Pulses shorter than 10 ns deliver the energy in a brief interval; pulse energy and focused spot size determine the intensity at the sample.

Specifications

DPS-589-R

16 specification rows

Pulse energy1~5 mJ
Beam / notesHigh Power Yellow DPSS Laser
Operating modeActively Q-switched
Pulse duration (ns)<10
Jitter (ns, sdev)<1ns (Int.)
Rep. rate1-100Hz (adjustable)
Energy stability (std dev/mean)<5%,<3%
Beam diameter (mm)~5×5
Warm-up time (minutes)<15
Cooled methodAir cooled or water cooled
Operating temperature (℃)15-30
Operating voltage (VDC)48V/7.3A
Expected lifetime (pulses)109
Wavelength (nm)589±1
Single pulse energy (mJ)1-5
Beam divergence, full angle (mrad)<25

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Model selection

Nearby series comparison

Compare DPS-589-R with the closest available models in the Pulsed Lasers family.

Selection parameterDPS-589-R (current)589HPL-589-Q
Wavelength589 nm589 nm589 nm
Optical power / pulse energy1~5 mJ1-50 W1-50 W
Operating mode / pulse widthActively Q-switchedQ-switchedQ-switched
Beam quality<25—<3