When manual focusing, it is better to look for the three tale-tell signs of a good focus. The old Olympus Zuiko OM 200 f/4 legacy lens is built for manual focus: hard stop and distance scales are present, the focus ring is large and smooth.īut even if you have a regular lens, you should not rely on the mark for infinity or the hard stop (which is often past infinity).
My Sigma ART DN 60 f/2.8 is a great lens, sharp and affordable, but has focus-by-wire. In these cases, you are “focusing by wire,” so there is not a scale for the distance or the infinite mark on your lens. Some modern lenses and high-end bridge and compact cameras have no hard stop for the focusing ring. How To Manual Focus On The Stars Using Infinity On Your Camera Lens This allows you to have the best accuracy and results. If you are serious about astrophotography, though, it is time to learn how to manually focus on stars. If there is the Moon or a (very) distant bright light, you can try to use the autofocus on it and then switch back to manual focus before recomposing the image for the stars, without altering the focus. You will have a slightly better chance for autofocus to work if you use fisheye and ultra-wide lenses: even if the autofocus messes up a little, because of the huge depth of field typical of these lenses, chances are your stars will look sharp anyway. Most often than not, autofocus will hunt for the focus forever.
Stars are small and faint points of light in perpetual motion. If you do not have a live view, if you don’t have a lens that can be used to efficiently do manual focus or you do insist on relying on your camera auto-focus for this, then… No, Focusing on stars is difficult.Įlse, with a bit of practice and using the tips I’ll share in this article, you will discover that the difficult things in astrophotography are others 🙂 Manual Or Auto Focus For Stars? The short answer to this question is, “it depends.” 11) Conclusion Is Focusing On Stars Easy?
0 kommentar(er)
