Add Yahoo as a preferred source to see more of our stories on Google. Even with its front and rear caps fitted, the Canon Extender RF 1.4x is small enough to slip into a coat pocket. (Image credit: ...

OK, so this isn’t meant to be a slight on telescopes… the headline is more of a tongue-in-cheek way of saying that it’s becoming ever more amazing what modern digital cameras and good lenses can ...

Massive zoom lenses aren’t the only thing Sigma has been working on for Photokina 2014. Today, they’re also announcing a line of teleconverters and a series of optical filters. The teleconverters come ...

I did a moon shot with my Canon 70D, Tamron 150-600mm + Sigma 1.4x converter tonight after being inspired by Dave Pardue’s “Who needs a telescope” caffeine priority feature. I’d not thought to try the ...

Zoom lenses are great, but what do photographers reach for when they need extra zoom and don’t have a longer lens? A handy little add-on lens known as the teleconverter allows them to get closer to ...

NEW YORK, NY--(Marketwired - September 12, 2014) - B&H Photo would like to share Sigma's announcement of the 150-600mm f/5-6.3 DG OS HSM Sports, the 150-600mm f/5-6.3 DG OS HSM Contemporary, the ...