div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document2004-05-25-1982-however-required-at-least-7-classes-of-frequencya-selectivehtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: visionpsychumneduvisionpsychumneduuserskerstenkersten-labpapersK · 2004-05-25 · 1982 however required at least 7 classes of frequency— selective detec tors loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsnetreader033viewer20220602145f05712a7e708231d412fbd0html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document2004-05-25-1982-however-required-at-least-7-classes-of-frequencya-selectivehtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: visionpsychumneduvisionpsychumneduuserskerstenkersten-labpapersK · 2004-05-25 · 1982 however required at least 7 classes of frequency— selective detec tors loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsnetreader033viewer20220602145f05712a7e708231d412fbd0html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document2004-05-25-1982-however-required-at-least-7-classes-of-frequencya-selectivehtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: visionpsychumneduvisionpsychumneduuserskerstenkersten-labpapersK · 2004-05-25 · 1982 however required at least 7 classes of frequency— selective detec tors loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsnetreader033viewer20220602145f05712a7e708231d412fbd0html5thumbnails3jpg width=140 height=200...