ars154 2 003

# ars154 2 003 - Convergence — Lines Or Edges of Objects...

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Unformatted text preview: Convergence — Lines Or Edges of Objects Which In Reality Are Parallel Appear [11] To Come Together (i.e., Converge) As They Recede From Observer @233 When a brick wall is seen head-on (113., parallel to observer’s face) the top and bottom appear truly parallel and horizontal (level with the ground). lines and all horizontal joints ‘I‘IIL {gﬁﬂlllll i“ ” the well, then these lines cease to appear parallel and level with But if the observer shifts position and looks "down ) as the}T recede. the ground and instead appear to come together (converge CONVERGENCE soUALs DIMINUTION PLUS FDRESHORTENING: The pickets of a fence. when viewed head-on, appear equal in height and spacing. Also, the top and bottom lines are parallel and level. " the fence, then the top and bottom lines appear to converge. they recede. Furthermore, the true Note how the spacing and width of the pickets But if the observer turns his head and looks “down Notice that this convergence relates directlg,r to the diminution of the pickets as length of the fence no longer appears, but instead is foreshortened. ( appear narrower in the distance.) Therefore, convergence can be thought of as the diminution of closely-spaced elements of equal size. And it implies #n-A-L-_r_h:,.~ ..:.. a... +1.”; nan-Fa no {a nnt. viewed head-011. ...
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