{"collection":"aor","html_url":"https://unchartedknowledge.5gfusion.net/browse/aor/dv/0202.htm","path":"aor/dv/0202.htm","source_url":"https://sacred-texts.com/aor/dv/0202.htm","text":"The Da Vinci Notebooks\nThe shadow cast by an object on a plane will be smaller in proportion as that object is lighted by feebler rays. Let d e be the object and d c the plane surface; the number of times that d e will go into f g gives the proportion of light at f h to d c. The ray of light will be weaker in proportion to its distance from the hole through which it falls.","title":"Vol. I: III. Six Books on Light and Shade: 202.","type":"page"}