div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=university-of-technology-iraq-l2-this-beam-expandercollimator-often-is-calledhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: University of Technology IraqL2 This beam expandercollimator often is called the Keplerian beam expander It and the one shown in Figure 4b have names derived from alleaed inventors loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer202206081660954b35b3c95349e0368985html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=university-of-technology-iraq-l2-this-beam-expandercollimator-often-is-calledhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: University of Technology IraqL2 This beam expandercollimator often is called the Keplerian beam expander It and the one shown in Figure 4b have names derived from alleaed inventors loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer202206081660954b35b3c95349e0368985html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=university-of-technology-iraq-l2-this-beam-expandercollimator-often-is-calledhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: University of Technology IraqL2 This beam expandercollimator often is called the Keplerian beam expander It and the one shown in Figure 4b have names derived from alleaed inventors loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer202206081660954b35b3c95349e0368985html5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=university-of-technology-iraq-l2-this-beam-expandercollimator-often-is-calledhtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: University of Technology IraqL2 This beam expandercollimator often is called the Keplerian beam expander It and the one shown in Figure 4b have names derived from alleaed inventors loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer202206081660954b35b3c95349e0368985html5thumbnails4jpg width=140 height=200 divdiv