HD PENTAX-DA★11-18mmF2.8ED DC AWAn ultra-wide-angle, Star-series zoom lens, providing exceptional optical performance with a large F2.8 aperture over the entire zoom range
This ultra-wide-angle zoom lens delivers high-resolution, high-contrast images without blurring at the edges, and assures excellent imaging performance in high-grade digital photography, even at open aperture.
It has been developed as the latest model of the new-generation Star (★) series — a lens that provides exceptional image quality to be able to accommodate the super-high-performance digital cameras of the future.
With the introduction of this lens, the high-quality, high-performance Star series now provides a wide angle-of-view coverage —from ultra-wide angle to telephoto — with its compact models featuring a large F2.8 maximum aperture, which are exclusively designed for use with PENTAX APS-C-format digital SLR cameras.
HD PENTAX-DA★11-18mmF2.8ED DC AW
Equivalent to 17-27.5mm in 35mm format(when attached to PENTAX APS-C size DSLR cameras)
16 elements in 11 groups
Angle of View (Diagonal)
(when attached to PENTAX APS-C size DSLR cameras)
Minimum Focusing Distance
Number of Diaphragm Blades
Rounded diaphragm （11mm:F2.8-4.5 18mm:F2.8-5.0）
Maximum Diameter x Length
approx. 90mm x 100mm (approx. 3.5in. x 3.9in.)
approx. 704g / with hood approx. 739g
(approx. 24.8 oz./ with hood approx. 26.1oz.)
85% or less (no condensation)
Lens Hood PH-RBF82, Lens Cap O-LC82, Lens Mount Cap K, Lens Case S120-150
SP (Super Protect) Coating
AW (All Weather Resistant)
Quick-shift Focus System (QFS/M)
DC (DC Motor)
Focus Clamp Function