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imagina Dictionary Terms
plane of symmetry
An imaginary plane dividing a body into two parts so that each part is the precise mirror image of the other in the plane of symmetry.
optical axis
The imaginary line passing through both the centers of curvatures of the optical surfaces of a lens or mirror; the optical...
absorbing wedge
A doped or absorbing transparent medium cut or molded into a wedge in order to measure the real and imaginary components of...
axis
A straight line, real or imaginary, passing through a body and indicating its center; a line so positioned that various...
absorption index
The absorption index represents the imaginary component of the complex index of refraction, and not the real component. The...
prism
A prism is a geometric optical element with flat, polished surfaces that refract light. It is typically a solid, transparent...
visual axis
An imaginary line between the object, through the nodal point of the eye, and the fovea, or point of finest retinal acuity.
(7 results found)
May 2024
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