Imaged at Perth Observatory with some high thin cloud about. Milkyway around between Scorpius and Crux Testing Canon 70D with Tokina AT-X 165 Pro DX 16-50mm f/2.8 at 16mm f/4, 90 Sec, ISO 800, Ambient ~17C Single image post-processed in Adobe Photoshop CC 2017 without darks, flats or bias to leave lens native lens attributes visible. Much reduced vignette drop-off in corners and also reduced flare and chromatic aberration at widest 16mm but stopped to f/4. A little bit of trailing due to poor EQ alignment.
Imaged at Perth Observatory with some high thin cloud about. Milkyway around Norma Testing Canon 70D with Tokina AT-X 165 Pro DX 16-50mm f/2.8 at 50mm f/2.8, 60 Sec, ISO 800, Ambient ~17C Single image post-processed in Adobe Photoshop CC 2017 without darks, flats or bias to leave lens native lens attributes visible. Noticeable vignette drop-off in corners as well as flare and chromatic aberration at this lens narrowest 50mm and fastest f/2.8
Imaged at Perth Observatory with some high thin cloud about. Milkyway around Norma Testing Canon 70D with Tokina AT-X 165 Pro DX 16-50mm f/2.8 at 50mm f/4, 120 Sec, ISO 800, Ambient ~17C Single image post-processed in Adobe Photoshop CC 2017 without darks, flats or bias to leave lens native lens attributes visible. Little vignette drop-off in corners seen here but some flar and chromatic aberration at this lens narrowest 50mm stopped to f/4.
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