Lenses with fixed focal lengths are known as prime lenses and lenses with varying focal lengths are zoom lenses.

The Laowa 24mm T8 2X Macro Pro2be lens doesn't offer zoom like Laowa's upcoming lens but will share the tubular and ...

focal length chief among them. It's easy to spot in a lens name, you'll either see a single numerical figure expressed in ...

Changing the focal length of a camera by adjusting the physical zoom lens. All zoom lenses in film cameras and digital single lens reflex (DSLR) cameras are optical zoom. Digital point-and-shoot ...

Tamron M118VM413IR 5 megapixel varifocal lens Tamron M118FM06 1/1.8inch 2MP fixed-focal lens Tamron M118FM12 1/1.8inch 2MP fixed-focal lens Tamron M118VG413IRCS 5MP vari-focal lens with CS mount ...

DZOFilm has announced its new X-Tract 18-28mm T8 FF Probe Zoom Lens. We have now started to see quite a few companies making ...

The 32x zoom lenses impress with Full HD image quality across the entire zoom range with maximum focal lengths of up to f = 400 mm (FD32x12.5SR4A) and f = 500mm (FH32x15.6SR4A). To respond to ...