On photography forums I see a lot of confusion about what is meant by prime lenses, zoom lenses, and telephoto lenses in particular. A zoom lens is able to change its focal length, i.e. to zoom in and out. This does not necessarily mean that it is a telephoto lens. A prime lens has aContinue reading “Prime, zoom, telephoto or wide angle lens?”
Tag Archives: zoom
Zoom pinhole
I’ve made pinhole lenses for my 35mm and digital SLRs out of body caps before, but it recently occurred to me I could make a zoom pinhole lens. I have a view camera with bellows for focusing. The effective focal length of a pinhole is always the distance between it and the film, so a pinhole mountedContinue reading “Zoom pinhole”
Long telephoto lenses
If you want to take photos at the so-called “super telephoto” range, then you have a few options. They have relative costs and relative merits. Let’s go through the main ones. Genuine super telephoto lens I’m a Canon shooter, so I will refer to the Canon lenses – but the same applies to Nikon, SonyContinue reading “Long telephoto lenses”
Review – Tamron 70-300mm lens
Recently I bought a Canon EOS 450D from Jessops. They were running a bundle deal, and it came with a Canon 18-55mm lens and a Tamron 70-300mm lens. The long zoom was quite an important aspect to me, since I had upgraded from a Fuji S9600, with a huge range in focal lengths. I’ve nowContinue reading “Review – Tamron 70-300mm lens”
Jonathan Gazeley 