Posted 2021-06-07 21:18 by azri.
http://www.astroshake.com/2011/12/04/diy-parallelogram-binocular-mount-cloudy-day-recipe/
https://hoyafilterusa.com/products/hoya-intensifier
https://shop.stcoptics.com/product/astro_duonarrowband/
https://astronomy-imaging-camera.com/product/asi-174mm-cool
https://optecinc.com/astronomy/catalog/alnitak/resources/Demystifying_Flat_Fields_S&T_March2011.pdf
https://www.skiesunlimited.com/baader-planetarium/baader-hyperion-universal-zoom-mark-iv.html
https://starizona.com/products/starizona-variable-m42-t-threaded-adapters
https://www.youtube.com/watch?v=cV0i7y6XRK4
https://digiborg.wordpress.com/
https://www.openastroproject.org/documentation/supported-cameras/
https://www.youtube.com/watch?v=1b3GKy_sAr0