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View Full Version here: : Stellar coronagraph.. plans for DIY


bojan
04-05-2024, 08:16 AM
Inspired by this work on Lyot coronagraph (https://www.researchgate.net/figure/Stellar-coronagraphs-to-detect-off-axis-planetary-light_fig1_371290335) and Rolf Olsen's work (https://www.iceinspace.com.au/forum/showthread.php?t=83185&highlight=beta+pictoris+disk) on Beta Pictoris, I started to think about my own version of stellar coronagraph.. It may be based on Panagor slide duplicator (not used much recently, mainly collecting dust in drawer). ( I replaced original Panagor lens & holder with SMENA-8 lens, it is better). It will be used on C11 and IMX291-based web camera (or modded Canon 450D).
Sketch is attached.