Tamron 17-28mm f/2.8 Di III RXD LensDescription Comprising a flexible wide angle range, the 17 28mm f 2. 8 Di III RXD from Tamron is a versatile zoom for full frame Sony E mount mirrorless cameras. Covering ultra wide to wide focal lengths, this lens is particularly suitable for landscape, astrophotography, and architectural shooting. Its bright f 2. 8 constant maximum aperture complements this range and affords increased control over depth of field along with enhanced low light

and freezeproof construction incorporates 17 separate seals to ensure this lens's performance in inclement conditions and harsh environments

Another unique setting is its Stable Color Temperature Mode

DC actuator motor offers quick

Covering a versatile telephoto range

Nine internal optical elements including one HR lens

Focus range limiter switch allows you to constrain the focus range to between 16

provides the best dehumidifying dry cabinet technology in the world

Speedring included

Three aspherical elements and two high refractive index elements help control spherical aberrations and distortions for improved sharpness

Pole Length

8 maximum aperture benefits working in low-light conditions and also affords control over depth of field for working with selective focus techniques

Portrait-length prime is designed for Micro Four Thirds mirrorless cameras and provides a 90mm equivalent focal length