Step-by-step instruction on making a Canon EOS pin-hole lens. Same steps may be followed for other camera systems.

This particular lens is quite small and feels really light (305 grams only), and comes with a built-in petal shaped hood. However, it doesn't feel cheap as the ...

Interesting isn't it? I did, however, came across an adapter that allows Nikon lenses to be mounted on Canon cameras. Wow, what a great idea ...

Lens. Diaphragm Blades. Minimum Aperture. Minimum Focus Distance. Maximum Magnification Ratio. Filter Size. Tokina opera 50mm F1.4 FF (Canon EF / Nikon F)). 9 ...

The auto-focus mechanism on this lens is based on Canon's micro motor. It is noisy and doesn't sound very smooth. In low-light and low-contract situation, it ...

Have you always wanted a super telephoto len to take wildlife photographs? But a 300mm f/2.8 lens costs about $4000 the last time I checked. Well, you can beat ...

I am using Nikon F70 and I put my Carl Zeiss Jena Flektagon 20mm F2.8 onto. The lens was modified. Normally, you need to have a adaptor just like Paulofranco.

To clean such a smudge off can be an extremely tiring exercise. Since you can't get your whole finger through the lens opening, you can't really put the lens ...

The lens is very solid and sturdy, yet not very heavy. Focus ring has full throw, rather than the very short throws on zoom lens, which may be why AF is slow.

Another method to disabling the AF assist light without disabling the AF function is to tape over the AF assist lamp using electrical tape. The electrical ...