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optic axis

   Also found in: Dictionary/thesaurus, Medical, Legal, Financial, Acronyms, Wikipedia 0.01 sec.
optic axis [′äp·tik ′ak·səs]
(optics)
The axis in a doubly refracting medium in which the ordinary and extraordinary waves propagate with the same velocity, and double refraction vanishes. Also known as optical axis; principal axis.


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10 mm and are scribed on their edges with the projection of the optic axis to assist with proper alignment.
Comatic aberration relates to the loss of image quality produced when a part is viewed from an angle to the optic axis, shown in Fig.
Spherical Aberration Correction Spherical Aberrations result from the fact that focal points of light rays far from the optic axis of a spherical lens are different from the focal points of rays of the same wavelength passing near the center.
 
 
 
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