APO 70-200mm F2.8 II EX DG MACRO for Pentax and Sony
Large aperture zoom lens with advanced optical performance

This large aperture zoom lens has improved optical performance and retains close-up ability with a minimum focusing distance of 100cm/39.4in. SLD （Special Low Dispersion） and ELD (Extraordinary Low Dispersion) glass elements provide excellent correction for all types of aberrations. High image quality is assured throughout the entire zoom range. The super multi-layer coating reduces flare and ghosting. The lens design incorporates an inner focusing and inner zooming systems. The overall length of the lens does not change during focusing and zooming, ensuring convenient handling. It is possible to attach optional Sigma APO teleconverters.
APO 50-150mm F2.8 II EX DC HSM for Pentax and Sony

Compact, lightweight, large aperture telephoto zoom lens

This F2.8 large aperture telephoto zoom lens is designed exclusively for digital SLR cameras with APS-C size sensors and its compact, lightweight body provides freedom of movement and versatility. The super multi-layer lens coating reduce flare and ghosting and ensure sharp images throughout the entire zoom range. The addition of the optional 1.4x EX DG APO or 2x EX DG APO Tele Converters produce a 70-210mm F4 AF tele-zoom lens and a 100-300mm F5.6 AF ultra-telephoto zoom lens respectively.
*If the camera body does not support HSM motor, AF does not work.