Tamron has made this lightweight, compact high power zoom lens available with the Di optical system with improved multi-coating for digital SLR cameras as well as film cameras, further enhancing its ease of use and popularity.
Tamron announces the introduction of the up-graded Tamron AF 28-200mm Lens, this model features a Di optical sysem for use with digital and film cameras. Di (Digitally Integrated) is a designation Tamron gives lenses featuring optical systems designed to meet the performance chatacteristics of digital SLR cameras as well as film cameras. The Tamron 28-200mm Lens was the first generation of high-powered zoom lenses originally introduced in 1992. The current 28-200mm model makes use of XR (Extra Refractive Index) glass to achieve a remarkably lightweight and compact product that has won wide acclaim and this new version incorporates improved multi-coating for digital SLR cameras as well as film cameras.