About liyun
Amateur Astronomer, Architect, Christian,
Entries by
Alessandro Cipolat Bares
July 25, 2018 in Gallery, User Gallery /by liyunD850 Cooled vs. Uncooled
June 5, 2018 in Comparisons /by liyunA7s Cooled vs. Uncooled
June 3, 2018 in Comparisons /by liyunHajime Sasano
June 1, 2018 in User Gallery /by liyunAntares & Rho Ophiuchus Region, Astro D850 Cooled (-9℃), ISO3200 1min X 90 Telescope: TAKAHASHI FSQ106ED(F3.0)
Hajime Sasano
June 1, 2018 in User Gallery /by liyunM8&M20 Astro D850 cooled(-7.7℃) , ISO3200 2min X 18, Telescope: TAKAHASHI ε250C
Enrico Enzmann
May 30, 2018 in User Gallery /by liyunPhotographer: Enrico Enzmann Title: M13 Image Data: Camera: CentralDS Astro 5D mark IV 90cm Cassegrain, iso 1600, 30sec X 4, processed by PS, stack by AS Date: 11 May 2018, Location: near Munich, Germany
Q: How can I change the reddish astro images taken by my modified camera to the natural colored astro images?
May 21, 2018 in FAQ, Miscellaneous /by liyunA: The camera modification for astro photography aims to maximum H-alpha (Hα) 656nm recording. Camera modification for astro photography make the regular camera to High Ha sensing camera, it’s about 3 times more compared to unmodified digital cameras. But the color of background will become so reddish, because the increased red light amount. There are many ways […]
Enrico Enzmann
May 9, 2018 in User Gallery /by liyunPhotographer: Enrico Enzmann Title: M51 Image Data: Camera: CentralDS Astro 5D mark IV 90cm Cassegrain, iso 650, 240sec X 13, PS and ES processed, Date: 8 May 2018, Location: near Munich, Germany
Cooled 80D vs Uncooled 80D noise Test (iso 12,800 5minutes)
May 7, 2018 in Comparisons, News /by liyunCooled 80D vs Uncooled 80D – Low Light, Long Exposure Test