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500mm

Canon 200-400mm lens leads supertele charge

Canon today disclosed prices for previously announced overhauls of its 500mm and 600mm supertelephoto lenses, but more unusually, announced a new 200-400mm model that will join the company's already large lens family.

Nikon and Canon, locked in fierce competition for professional photographers, often have similar lens models, but Nikon for years has offered a highly regarded and newly refurbished 200-400mm supertele zoom while Canon stuck with its increasingly elderly 100-400mm design. Now Canon is countering with the EF 200-400mm f/4L IS USM Extender l.4x.

Some of the nomenclature should look familiar: f/4L means a continuous maximum … Read more

Able Planet headset goes easy on the ears

Here's something we haven't seen before: a headset designed to lessen the damaging effect loud music and gaming can potentially have on the ears. Able Planet introduced the PS500MM gaming headset back in December of 2008, claiming that the device's onboard "Link Audio" technology will soften the blow to your eardrums.

Basically the technology is supposed to prevent the user from having to raise the volume in order to drown out background noise. Interestingly enough, it was first developed for those with mild to severe hearing loss. AblePlanet claims it's patented Link Audio technology … Read more