What is the definition of Angular aperture? | Dictionary.net

ANGULAR APERTURE

\ˈanɡjʊləɹ ˈapət͡ʃə], \ˈanɡjʊləɹ ˈapət‍ʃə], \ˈa_n_ɡ_j_ʊ_l_ə_ɹ ˈa_p_ə_tʃ_ə]\

Definitions of ANGULAR APERTURE

1916 - Appleton's medical dictionary

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The angle included between the extreme rays proceeding from the object to the lens or the angular breadth of the train of light entering the lens.

1916 - Appleton's medical dictionary
By Smith Ely Jelliffe

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