Orangenz Posted December 1, 2017 Share Posted December 1, 2017 30 minutes ago, Roberto Tolin Sommer said: Another attempt with the GH3 and the 1.000mm catadripotic tele. Jupiter and four moons, Europa, Io, Ganimede and Callisto. My photo of Jupiter 6 June. The labeled dots are moons. 1) Ganymede, 2) Europa, 3) Io, 4) Callisto. GH5 with 100-400 - I guess i need to underexpose a fair bit? Quote Link to comment Share on other sites More sharing options...
Roberto Tolin Sommer Posted December 1, 2017 Share Posted December 1, 2017 5 minutes ago, Orangenz said: My photo of Jupiter 6 June. The labeled dots are moons. 1) Ganymede, 2) Europa, 3) Io, 4) Callisto. GH5 with 100-400 - I guess i need to underexpose a fair bit? Yes, you must underexpose. The moon has to be exposed as daylight. 1/125 f11 at ISO 100 or equivalents. Jupiter and other planets reflects lower light, but the exposure can be 1/60 or 1/30 aprox. Orangenz 1 Quote Link to comment Share on other sites More sharing options...
Peter Berry Posted December 1, 2017 Share Posted December 1, 2017 9 hours ago, Roberto Tolin Sommer said: Another attempt with the GH3 and the 1.000mm catadripotic tele. Jupiter and four moons, Europa, Io, Ganimede and Callisto. A pretty fantastic shot from only 2000mm EFL, and takes excellent scope optics. ?The Russian Astro Rubinar 1000mm f/10? Quote Link to comment Share on other sites More sharing options...
Fausto Cantarella Posted December 2, 2017 Share Posted December 2, 2017 Scusate una domanda. Ma la GH5 ha il teleconverter come nella mia G6? Perché se così fosse il problema non lo trovo. Faccio un esempio sulla mia G6 che conosco bene. Se avessi soldi io prenderei un Olympus 4/3 Zuiko Digital ED 300mm f2.8 che su una MFT corrisponde ad un 600mm su una FF. Aggiungo il Teleconvert che in 1080p sulla G6 corrisponde a 2,4x e arrivo ad un equivalente 1440mm su FF a f2.8! Senza parlare del Kowa Prominar 500mm f5.6 FL! Credo che il magnifico mondo MFT per questi scopi abbia una marcia in più rispetto al FF. Quote Link to comment Share on other sites More sharing options...
Roberto Tolin Sommer Posted December 2, 2017 Share Posted December 2, 2017 13 hours ago, Peter Berry said: A pretty fantastic shot from only 2000mm EFL, and takes excellent scope optics. ?The Russian Astro Rubinar 1000mm f/10? Yes, it's a 1000mm f/10 Rubinar i bought in Ebay for 150 euros. It's not very sharp, but it can be used for wildlife shots with reasonable quality in HD. You can see two secuences shot with the Rubinar in this vídeo. At minute 4:36 and 6:10. Cas1 1 Quote Link to comment Share on other sites More sharing options...
Orangenz Posted December 4, 2017 Share Posted December 4, 2017 Roberto Tolin Sommer 1 Quote Link to comment Share on other sites More sharing options...
MdB Posted December 7, 2017 Share Posted December 7, 2017 Blackmagic 4K Micro Studio with 3x crop factor, will give 6x cropped to 1080p. 600mm Sigma / Tamron will offer 3600mm equivalent. Pentax Q with 5.6x crop factor will shoot 12MP RAWs with nearly the same. Nikon J5 with 2.7x crop @ 20MP will crop to 5MP for 5.4x crop. J5 shoots at something nuts like 20fps+ in RAW. Quote Link to comment Share on other sites More sharing options...
Cas1 Posted December 9, 2017 Share Posted December 9, 2017 How about using a mirrorlens? The Bokah may annoy you, but for the moon it does not matter. It's light and compact. With a fixed focal length and Ibis I believe it may work. Quote Link to comment Share on other sites More sharing options...
cheorge Posted December 13, 2017 Share Posted December 13, 2017 imagine if we use this Opteka 650-1300mm (with 2x- 1300-2600mm) Telephoto Zoom Lens https://www.amazon.com/gp/product/B001VDLZIG/ref=pe_225770_264650010_em_1p_0_ti Quote Link to comment Share on other sites More sharing options...
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