Gaussian beam

(redirected from Diffraction limited beam)

Gaussian beam

[′gau̇s·ē·ən ′bēm]
(electromagnetism)
A beam of electromagnetic radiation whose wave front is approximately spherical at any point along the beam and whose transverse field intensity over any wave front is a Gaussian function of the distance from the axis of the beam.
References in periodicals archive ?
KLASTECH lasers deliver ultra quiet, single frequency laser light with diffraction limited beam profiles, enabling analytical instrument designers and researchers alike to surpass their highest expectations.
The single mode output fiber delivers a near diffraction limited beam that is consistent and stable across the whole power range.
Several advanced technology milestones were also reported: 73% efficient frequency conversion at 200 W, front end demonstration at 525 mJ with pulse-shaping, andadaptive optic generating a four times diffraction limited beam at 300W average power.