How can rainbows from a prism be made BIG with optics and still be bright

Subject: How can rainbows from a prism be made BIG with optics and still be bright

Date: Sat Sep 4 02:27:11 1999
Posted by Gerry Marr
Grade level: 10-12 School: No school entered.
City: No city entered. State/Province: No state entered. Country: No country entered.
Area of science: Engineering
ID: 936426431.Eg

Message:


Light goes through a prism and disperses into bands of color. Can this band 
of color be made bigger and stay bright too. And can the colors be 
separated using lenses or mirrors as opposed to filters, so that each color 
can be seen seperately ?

Re: How can rainbows from a prism be made BIG with optics and still be bright

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