The company rounds out its consumer lens lineup with a 55-300mm model.
For a reasonable $25, you can add a 10X or 12X optical zoom to your iPad or iPad Mini. Get ready for your close-up.
Versatile, sturdy, and built with high-quality optics, the Sigma APO 70-200mm F2.8 EX DG OS HSM offers a good value, although it's not exactly cheap.
This universal adapter making the rounds on Kickstarter combines your smartphone with a pair of binoculars to create a megazoom camera.
The maker of the quick-connect three-in-one lens for the iPhone adds a 2x telephoto and circular polarizer lenses to its lineup.
A look at the Sigma APO 70-200mm F2.8 EX DG OS HSM telephoto zoom lens and some of the shots it's good for.
Sometimes size matters, and bigger telephoto lenses make photos of distant animals possible. Nikon's 800mm f5.6 lens will doubtless have a big price tag, too.
The company's 75mm f1.8 Micro Four Thirds lens is pricey, but sounds like a prime prime.
For less than $40, this kit lets you add an 8x telephoto lens to your iPhone 3/3GS or 4.
New 70-300mm lens, due in September, also will work on Panasonic and Leica SLRs.