Wednesday 2 October 2019

If You Are Into Astronomy,

this is the lens for you!


 engineers and scientists have built the world's largest optical lens which will be used on the world's largest digital camera that would power the Large Synoptic Survey Telescope, the 3.2-gigapixel camera being built was thought up over a decade ago, after getting the green light in 2011, and securing funding in 2015, it was off to the races as engineers and scientists began to turn this idea into a functioning reality, the camera features the largest CCD image sensor mosaic in the world, combining 189 individual sensors into a single 3.2-gigapixel imaging area that once it’s operational and perched atop Cherro Pachon mountain in Chile, will snap a 15-second exposure of the night sky every 20 seconds or so, above LLNL engineer Vincent Riot (left), who has worked on the Large Synoptic Survey Telescope (LSST) for more than a decade and has been the full camera project manager since 2017, and LLNL optical engineer Justin Wolfe, the LSST camera optics subsystems manager, stand in front of the LSST main lens assembly, photograph by Farrin Abbott/SLAC National Accelerator Laboratory, but here is the thing that I can not help thinking, there must over the 5 years since it was designed been major improvements in all aspects of its design, is the lens constantly updated is it a out of date 5 year old lens? as an aside regarding the image, the telescope’s camera — the size of a small car and weighing more than three tons — will capture full-sky images at such high resolution that it would take 1,500 high-definition television screens to display just one picture, sounds impressive to say the least!




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