i have recently bought a canon eos xti dig camera. i enjoy taking action pics, but only as fun. i also got the ef 75-300mm f/4-5.6 III lens with it. my main ...

Explains the purpose of stacking teleconverters and how to calculating focal length, aperture, and aperture diameter.

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 ...

Both cameras provides LCD's on the back-size for reviewing photos and changing settings. The Digital Rebel XTi has a 2.5" screen, while the EOS-1Ds Mark III has ...

The Canon BG-E1 Vertical Battery Grip is an accessory for the Canon EOS Digital Rebel SLR camera. It serves two purposes: 1) it allows two batteries to be ...

Quite surprisingly, the Canon EOS D30 worked with a 9-volt battery. But not every type of 9-volt battery. See below for details on each type of 9-volt batteries ...

This equipment connects the digital camera body to the Canon Compact Power Adapter CA-PS400 (the dual BP-511 battery charger), which then connects to the AC ...

Olympus 1.45x Tele Conversion Lens produced this image. The magnification looks identical to the Olympus C-160 1.45x H.Q. Converter below.

Taking it apart is quite easy. Use a sharp X-acto knife to slice around the seam. The seam is just a really thin piece of plastic. Note that the charging ...