Tamron Co., Ltd., specialised manufacturer of optics and one of the leading companies in the security / surveillance equipment industry announces the launch of a Vari-Focal lens 1/3” 5-50mm F/1.6 ...

You can have the best camera for beginners, but if you don't truly understand focal length, you'll struggle to pick the right ...

Telephoto lenses have a long focal length. They magnify or show faraway ... be used for a wide range of different subjects and are a flexible choice for trying out different compositions quickly.