div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentapm-telescopes-2014-03-23-mirror-mirror-the-primary-mirror-is-centre-dotted-forhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: APM Telescopes · 2014-03-23 · MIRROR MIRROR The primary mirror is centre-dotted for ease of collimation while the primary mirror cell has easy-to-adjust but lockable collimation loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsnetreader034viewer20220504215f90e37ebbea615cf1740332html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentapm-telescopes-2014-03-23-mirror-mirror-the-primary-mirror-is-centre-dotted-forhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: APM Telescopes · 2014-03-23 · MIRROR MIRROR The primary mirror is centre-dotted for ease of collimation while the primary mirror cell has easy-to-adjust but lockable collimation loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsnetreader034viewer20220504215f90e37ebbea615cf1740332html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentapm-telescopes-2014-03-23-mirror-mirror-the-primary-mirror-is-centre-dotted-forhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: APM Telescopes · 2014-03-23 · MIRROR MIRROR The primary mirror is centre-dotted for ease of collimation while the primary mirror cell has easy-to-adjust but lockable collimation loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...