<html lang="ja">
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
      <title>SpectrumFx Iwa</title>
    </head>
<body bgcolor="#f5f5f5" text="#220011">
<h1><img src = ".\img\fx_iwa_spectrum.png" width = 30 height = 30 >   SpectrumFx Iwa</h1>

<h4>● Overview</h4>
This effect produces a rainbow pattern like that of a thin film interference, according to the brightness<br>
of the input image.<br>
Even though the rainbow colors generated are not actually a thin film interfere