Camera lens names might look like gibberish, but they have meaning. We decode the naming conventions of 11 lens manufacturers, including Canon, Fujifilm, Nikon, and other major brands. Images, and the ...
Digital Photography Review on MSN
How does Canon's new approach to power zoom work for photographers?
When you use DPReview links to buy products, the site may earn a commission. The key to the Canon RF 20-50mm F4 L IS USM PZ for photographers is the switch to go between power and manual zoom mode.
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