Dark chamber for enclosing e.g. cubic part, in darkness, has pattern made of material that does not allow exterior light to pass through pattern, and gripping bands bonded on stops of cubic part to be enclosed and stops of pattern
摘要
<p>The chamber has a pattern (1) of a cubic part to be enclosed in darkness (2), where the pattern is made of a material such as mylar or white tarp, that does not allow exterior light to pass through the pattern. Velcro(RTM: hook-and-loop fastener) type gripping bands (5) are bonded on stops (4) of the cubic part to be enclosed and on stops (3) of the pattern.</p>
