Does your lens has more letters after its name than a retired rocket scientist. What do all these lens markings mean? You can refer to a lens simply by the name of the manufacturer, the focal length, and its maximum aperture – a Sigma 70-300mm f/4-5.6, say, or Canon 50mm f/1.4. But as lenses have often evolved from decades of development, they usually have a line of additional letters after their names, stamped on the barrel or printed on the boxes.
Some lens markings are about manufacturer branding – defining a more recent range, or a lens that’s built to higher standards than another. Others are to do with the optics themselves, and to highlight specific technologies used in the lens construction. In the jargon-busting guide below, we’ll translate these lens markings for you.
Are you thinking about buying a new lens for your DSLR or compact system camera?
Remember, the best lens isn’t always the most expensive. The best lens for your camera is the one with the features that best match your needs as a photographer.
These 9 essential tips should help give a solid foundation of what you might be looking for when you go to choose the best lens for your camera.
Also, like the Canon, this Nikon lens lacks a focus distance scale. On this lens the manual focus ring looks almost like an afterthought tacked on to the front end of the lens.
A major bonus of fast lenses is that they allow you to use faster shutter speeds in low light, fending off the problems of both camera shake and motion blur, the latter of which can’t be fixe
It’s almost exactly the same size as the Canon 10-22mm, but a little heavier, and build quality is of a similarly high standard.