paraxial


Also found in: Dictionary, Medical, Wikipedia.
Related to paraxial: paraxial rays

paraxial

(pă-raks -ee-ăl) Lying close to the optical axis of a lens, mirror, or system of such elements.

paraxial

[par′ak·sē·əl]
(science and technology)
Lying near the axis.
References in periodicals archive ?
Posteriormente, los AB aumentan de tamano gracias a la migracion y proliferacion de CCN que formaran, junto al mesodermo paraxial, el mesenquima de los AB.
elegans lack accessory glands connected with the capsular region of the hemispermatophores inside the paraxial organs (Peretti & Battan-Horenstein 2003).
The rest of the paper is organized as follows: firstly, the general propagation formulae of the Airy beam propagating through the paraxial optical system are calculated in space domain by transfer matrix and the Collins integral.
Caption: Figure 1: Paraxial propagation over irregular terrain.
During early embryogenesis, the formation of skeletal muscle begins when the paraxial mesoderm segments form somites in response to signals from the notochord, neural tube, and surface ectoderm [4].
Figure 14 shows the curvature of the field, in which the vertical axis represents light waves at different object heights whereas the horizontal axis denotes deviations in the focus positions of paraxial and off-axial rays.
The classic cervical vertebral abnormalities of KFS are well known and associated with derangements within the signaling pathways during paraxial mesoderm differentiation and somite development [12].
Because it is based on the assumption of the paraxial optical theory, it can only approximately depict the corneal shape in the central region and only provide a mean Q value or two main meridian Q values of the anterior surface of the cornea.
In effect it is used to describe the slowly varying envelope of light electric fields propagating in optical Kerr media within the paraxial model of self-focusing, the evolution of wave-packets as, e.g., Langmuir waves in strong plasma turbulence [6].
They arise in the ovary but can be located at the midline and in paraxial regions of the body and unusual locations, including lungs or ilea, were described [2].
In order to explore some of the interesting patterns observed with the traditional solutions of paraxial wave equation [6], we have used a simple hint used in computational graphics: the pattern recognition.
In the case with a more realistic paraxial collection efficiency with the same waist as the objective exit aperture (Figures 6(a) and 6(b)), the background signal is reduced also for very narrow annulus.