Focal lengths on different formats

Consumer photographic lenses are almost always sold by their focal length when used on a 35mm camera (or full-frame professional DSLR). It’s already confusing enough to work out what their effective focal length is when used on an APS-C sensor (most consumer DSLRs), but since I’ve been getting into medium-format photography it’s even more confusing […]

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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, Sony […]

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Mirror lenses: worth it?

A few weeks ago I attempted to take some photos of the moon with my 300mm lens. The results were pretty good, but I wanted more, more, more! At 300mm, the moon is still quite small in the frame, and the photo I just linked was cropped a fair bit to “zoom in” some more. […]

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My Tamron 90mm macro lens

I quite enjoy macro photography. When I used to use my Fuji S9600 as my main camera, it had a super macro mode, which allowed me to focus on objects as close as 1cm. That was pretty handy for macro shots and the results were generally good – such as this disgusting pupa. Since swapping […]

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