div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentrecommended-illumination-levels-channel-safety-systemshtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Recommended Illumination Levels - Channel Safety Systems loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader031fdocumentsinreader031viewer2022012016615acccdba640b3b39475437html5thumbnails1jpg width=140 height=200 divdiv