of the line, the lower extremity of the line ap-pears lower than its higher extremity. If the position of the line be now changed,placing it at a higher elevation than the eye, withits extremities on the same level, but unequallydistant from the eye, we find that the ray of lightwhich conveys to… … the near extremity ; the distant extremity appearstherefore lower than the near extremity: or, as itmay be expressed in other words, the line as it re-cedes from the eye appears to tend downwards fromthe nearest point. Comparingthis effect with that of the apparentdownwards tendency, as the…
Design · Decoration and ornament · Art
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