The PS500MM headset performs and sounds great, but we're not sure the Linx Audio technology and lack of wireless is worth the hefty price tag.
Sigma is showing off a massive 200-500mm, F/2.8 zoom lens that weighs 88 pounds.
The company's August lens offerings consist of a well-priced 200-500mm f5.6, second-generation 24-70mm f2.8 and midrange 24mm f1.8.
The third-party lensmaker's new supertelephoto won't cost much more than an earlier 200-500mm model with no image stabilization.
A built-in 1.4x extender pushes Canon's forthcoming 200-400mm zoom to a maximum of 560mm. Also: higher prices but lower weights for new 500mm and 600mm supertelephotos.
The Japanese SLR powerhouse plans to endow its 300mm and 400mm telephotos with preset points with motorized focusing. Also: expect lighter 500mm and 600mm superteles.
Sigma's 200-500mm telephoto zoom has a super-wide f/2.8 aperture, and an extender turns it into a 400-1,000mm lens.