AA batteries are a familar tool to most photographers. On-camera flashes use them (either 4 or 5 at a time). Some compact cameras (and the Fuji S2 & S3 Pro DSLRs) use them. The Canon CP-E3 external flash power pack uses 8 of them. In my own kit my GPS …
This article began in July 2003 just talking about about using non-standard hoods on the Canon EF 17-40mm/4 L USM lens, but has been updated multiple times adding more and more information about alternate hoods for other Canon lenses. It was last updated in mid-December 2006. EF 17-40mm/4 L USM …
Much has been written about cleaning digital cameras and dealing with dust (for example at CleaningDigitalCameras.com). But still many people think of it as a hard problem, and panic when they get some dust in their pictures. This really isn’t necessary! Cameras such as the Olympus 4/3 DSLRs, the Konica-Minolta/Sony …
I use all my cameras in RAW mode, and the files they produce range from 8 to 16 MB each. When photographing static subjects such as landscapes the number of images I take are a lot less than the number I take when photographing wildlife, where the compositions constantly change, …
In 2000 I purchased a Benbo Trekker tripod for use with my Nikon Coolpix 950. Today I often use the tripod with 35mm camera gear, although I have upgraded the ballhead that came with it. What attracted me to the Trekker was the combination of size, weight, and flexibility. It …
Sick of waiting for your flash to recharge after firing? Fed up with your batteries dying too quickly? Maybe a discussion of batteries would be useful before we talk about changing your flash… Internal or external? Most on-camera flashes use 4x AA batteries which together supply 5-6V, which the flash …
Some EF lenses have 7 electrical contacts (“7-pin” lenses) and some are “10-pin” lenses (typically the later Canon telephotos). Teleconverters such as Kenko’s Pro 300 (and presumably Canon’s own TCs although I haven’t checked one lately to be sure) have 7 pins on the camera side and 10 on the …
