Focus (optics)

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Ee focusin ideally collects aw licht rays frae a pynt on an object intae a correspondin pynt on the retina.

In geometrical optics, a focus, an aw cried an eemage pynt, is the pynt whaur licht rays oreeginatin frae a pynt on the object converge.[1]

References[eedit | eedit soorce]

  1. "Standard Microscopy Terminology". University of Minnesota Characterization Facility website. Archived frae the oreeginal on 2008-03-02. Retrieved 2006-04-21.