Canon EF zoom telephotos in the 70-300mm range are of five basic kinds, although variants were produced over time. The apx. 70-200mm zoom lenses of "L" type are discussed only in passing.EF 75-300mm f/4-5.6 EF...
I bought one of these and it killed my Canon EOS 20D! If you are thinking about getting a AF confirming adapter, please read this before you decide one way or the other. The idea of a AF confirmation from the...
Prospective collector buyers of the Meyer-Optik Domiplan 2.8/50 M42 mount automatic lens should be aware of a problem with these lenses that hampers their usefulness. So far, I have purchased a number of these...
Three Canon prime (that is, non-zoom) lenses are almost 'must-haves' for the starting Canon shooter.As prime lenses, they are able to be designed for optimum quality at just one focal length, unlike the...
Tamron model 272E Macro for Canon This guide is about the Tamron model 272E Macro lens for Canon EOS cameras, although some aspects may also be of interest to users of other lens mounts. The comments on...
A portrait lens is one that is used for taking pictures, usually of the head and shoulders, of a person. It may differ from a normal lens in a number of ways.1. Focal Length The traditional 35mm full-frame...
The Pentax H2 was the first Asahi pentaprism single lens reflex imported into the United States. Earlier, waist-level Asahi cameras clearly derived from the East German Praktiflexes and Prakticas had been sold...