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27 Nov 2019
A common optical instrument in a laser laboratory is a beamexpander. One type of beam expander is shown in the figure (to seefigure: copy and paste website address below). The parallel rays ofa laser beam of width enter from the left.
*http://session.masteringphysics.com/problemAsset/1071279/3/24.P30.jpg
Part A: For what lens spacing does a parallel laser beam exit fromthe right? Express answer in terms of variables f1, f2, andw1.
Part B: What is the width of the exiting laser beam? Express answerin terms of variables f1, f2, and w1.
A common optical instrument in a laser laboratory is a beamexpander. One type of beam expander is shown in the figure (to seefigure: copy and paste website address below). The parallel rays ofa laser beam of width enter from the left.
*http://session.masteringphysics.com/problemAsset/1071279/3/24.P30.jpg
Part A: For what lens spacing does a parallel laser beam exit fromthe right? Express answer in terms of variables f1, f2, andw1.
Part B: What is the width of the exiting laser beam? Express answerin terms of variables f1, f2, and w1.
