Both varifocal and zoom lenses are built with movable elements for adjusting the focal length. These lenses provide a flexible solution to applications that previously would have required multiple ...

Tamron DF006 SD vari-focal lens Tamron M13VG550IR Vari-Focal lens supporting mega-pixel resolution and NIR (Near-IR) bandwidth for security / surveillance use Tamron DF010QA3 1/3" 3.0-9mm F/1.2 P-iris ...

Theia’s family of ultra wide lenses uses patented technology to provide an ultra wide field of view while correcting barrel distortion optically without software. The ultra wide field of view enables ...

As you start to shop for lenses, you'll come across the terms "prime" and "zoom." But as with most gear decisions, understanding what those are, what their impact is and what you should choose isn't ...