Nikon 200mm f4: Dimensions

only with the advent of the slr and the technology you're seeing through the lens that you were able to get a longer focal length and the 200 at that time was probably the longest focal length ever so this is probably the first uh telephoto lens for an s at of that time now this made these external…

same focal length physically the lenses are also very similar they're about the same height but the Canon is thinner throughout the whole length of the lens whereas the Nikon bulges out more in the area around the focus ring looking at the lenses side-by-side you can see that the Canon is just…

there are three factors which influence depth of field aperture is one of those factors so is focal length and so is distance to subject so aperture and focal length are inherent attributes of the lens and most people in the collector or the classic lens collector community are focusing on this…