Tim Coleman and the AP team guide you through the best lenses for astrophotography, with options for full-frame, APS-C and Micro Four Thirds. The post Best lenses for astrophotography appeared first ...

That is a really impressive result for an ultra-wide lens. The blue column represents readings from the centre of the picture frame at the various apertures and the green is from the edges.

Vignetting is not altogether unwelcome with a 14mm lens; in fact, a modest amount can be quite beneficial in concentrating our eyes on the main subject of an image. The vignetting figures are ...