i had just tried this evening using my new 1.4 teleconverter with EOS cameras attached to my scope and couldn't get the camera to work except with the ...

After experimenting with the camera, teleconverters, and lenses, I realized that the auto teleconverters must be used with auto lenses. Auto teleconverters with ...

i was looking into tele-converters for it, because i will be taking pics of my kids playing sports and of surfing pics (which i can't get too close to). so i ...

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 ...

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

Unlike other cameras with the strap mounts on the top, large lenses do not stick out awkwardly to the side. It is extremely attractive and stylish. Girls love ...

Minolta MD lens to Canon EOS body adapter. I'm looking for an adapter, which will mount a Minolta MD lens to a Canon EOS body. Can anyone give me a referral ...

Oct 14, 2009 · The Canon EF lens protocol is a private interface. And so far, no one has publicly published the protocol from reverse-engineering it. Companies ...

The instruction manual suggested that the adapter is to be attached to the lens first. Then the lens and the adapter are to be mounted to the camera body.