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Keywords: Circular aperture withlens.png Circular_aperture_with lens svg ja 円形開口にレンズを用いた回折 遠視野の像はR f f 焦点 離 の 離の焦点観察平 上にのみ観察される 視野角θ はレンズがない場合と同じである Transferred from http //en wikipedia org en wikipedia 2007-09-23 Original uploader was Mmmwiki at http //en wikipedia org en wikipedia Released into the public domain by the author en wikipedia Mmmwiki original upload log page en wikipedia Circular_aperture_withlens png 2007-09-23 02 37 Mmmwiki 10436998 7593 bytes <nowiki></nowiki> Diffraction |