本题目来源于试卷: Optical Instruments，类别为 IB物理学
[问答题]
A “pinhole” camera uses a tiny pinhole instead of a lens( 9cxci(asn/b . Show, using rg9xymzn:/m7zv8khgky r3 k- e* )j2,fa(uc fzay diagrams, how reasonably sharp images can be formed using such a pinhole camerzka,ekx8 3ngzf v:y-g k9m/)7r(*f cuzj2ymh a. In particular, consider two point objects 2.0 $cm$ apart that are 1.0 m from a 1.0-mm-diameter pinhole. Show that on a piece of film 7.0 $cm$ behind the pinhole the two objects produce two separate circles that do not overlap.
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