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Pentax HD Pentax-DA 11-18mm f/2.8 ED DC AW Lens

SKU: PX1118 MFR: 21230
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Key Features

  • Capture stunning landscapes with the Pentax 11-18mm wide angle zoom lens, perfect for travel.
  • Experience exceptional image quality with ED glass elements that minimize chromatic aberration.
  • The f/2.8 maximum aperture excels in low light, creating beautiful, bright astrophotography.
  • Rugged, all-weather (AW) construction protects your Pentax lens in challenging conditions.
  • Achieve sharp, clear images with the HD coating that reduces flare and ghosting effectively.
  • Enjoy fast and quiet autofocus with the built-in DC motor, ideal for video and stills.
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Questions & Answers

Shopper : Why Did You Choose This?MATT E : Great brand, great products.STACY S : Everyone raves about this wide angle lens.EDWARD H : own pentax and looking for fast wide angle lenseMIKE P : because for the Pentax KP there is not better lens for IQ than this lens period.John M : No other Pentax mount ultrawide zoom seems to combine freedom form flare and barrel distortion, and that's what you need for HDR real estate photography.

Reviews about this item

Review Summary

2021-05-21T09:34:16

Rated 5 out of 5

When you gotta go wide

Fantastic lens that lives up to the hype.

Stacy S.

2020-07-08T09:52:51

Rated 5 out of 5

First non-manual ultra wide angle

My previous lens in this range was a 10mm f/2.8 which I never could manage to get focused properly. The Pentax lens is significantly more costly but will focus accurately and quickly. I'm still leaning the characteristics of the lens but so far I'm very happy with it.

Jason S.

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Pentax 11-18mm Specifications

General

General

Jump to...
  • Lens Mount

    Pentax K

  • Lens Format

    APS-C

  • Lens Type

    Wide Angle Zoom

  • Compatibility

    Pentax K-50, Pentax K-500, Pentax K-S2, Pentax K-01, Pentax K-S1, Pentax K-30, Pentax K-3, Pentax K-3 II, Pentax KP, Pentax KZ922, Pentax K-70, Pentax K-5 IIs, Pentax K-R

  • Lens Series

    Pentax HD, Pentax DA

  • Special Features

    Aspherical, Weather Resistant

  • Kit Style

    Base

  • MPN

    21230

  • Color

    Black

  • Focus Type

    Auto Focus

  • Closest Focus Distance

    11.81" / 30cm

  • Distance Information

    No

  • Built-In Motor

    No

  • Maximum Aperture

    f/2.8

  • Filter Size

    82mm

  • Angle Of View

    104° to 76°

  • 35mm Equivalent Focal Length

    17 to 27.5mm

  • Minimum Aperture

    f/22

  • Maximum Magnification

    0.1x

  • Lens Coating

    HD Coating
    SP (Super Protect) Coating
    AW (All Weather Resistant)

  • Aspherical Elements

    2

  • ED Glass Elements

    One ED (Extra-low Dispersion glass aspherical lens)

Features

Jump to...
  • Image Stabilization Type

    No

  • Tripod Collar

    Yes

  • Waterproof / Water Resistant

    All Weather Resistant

  • Dust Resistant

    No

Construction

Jump to...
  • Lens Elements / Groups

    16 Elements in 11 Groups

  • Diaphragm Blades

    9

  • Weight

    1.55lb / 704g

  • Dimensions

    3.54 x 3.94" / 90 x 100mm

  • UPC Code

    027075299733

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6 Accessories for Pentax HD Pentax-DA 11-18mm f/2.8 ED DC AW Lens

  • All Accessories (6)
  • Filters (3)
  • Bags & Cases (1)
  • Cap Leash (1)
  • Covers & Caps (1)
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Compatibility--Pentax K-1, Pentax K-1 Mark II
Special Features--Weather Resistant
Kit StyleBaseBaseBase
Lens TypeWide Angle ZoomWide Angle ZoomWide Angle Zoom
Filter Size82mm77mmNo Thread
Fixed Focal LengthNANANA
Lens MountPentax KPentax KPentax K
Maximum Aperturef/2.8f/2.8f/2.8

About Pentax 11-18mm

FEATURED REVIEWS

First non-manual ultra wide angle

By Jason S.

My previous lens in this range was a 10mm f/2.8 which I never could manage to get focused properly. The Pentax lens is significantly more costly but will focus accurately and quickly. I'm still leaning the characteristics of the lens but so far I'm very happy with it.

When you gotta go wide

By Stacy S.

Fantastic lens that lives up to the hype.

Pentax HD PENTAX-DA* 11-18mm f2.8 ED DC AW Super Wide Angle-Zoom Lens

Characterized by its versatile wide-angle focal range, the HD Pentax DA* 11-18mm f/2.8 ED DC AW lens from Pentax is designed for APS-C format Pentax (K-mount) cameras. It offers an equivalent zoom range of 17-27.5mm and bright maximum aperture of f/2.8 that suits a wide range of lighting conditions and shooting styles, including portraits, landscapes, and architectural photography. Complementing its lens specs is its optical design, which incorporates a series of aspherical and extra-low dispersion elements that significantly reduce spherical and chromatic aberrations as well as control distortions and color fringing to improve sharpness, clarity, and color fidelity. It also features an Aero Bright II Coating for enhanced contrast and color accuracy, and an SP (Super Protect) Coating on the front lens element that repels oil and water. Its internal DC motor offers quick and accurate autofocus while the built-in Focus Clamp system helps lock the focus while you shoot. The quick-shift focusing system enables instant switching between autofocus and manual focus operation. With up to ten special seals around the lens body, this All Weather (AW) lens model is a dependable piece of glass that keeps water and dust away even under difficult shooting conditions.

Explore the world of photography with the HD Pentax-DA 11-18mm f/2.8 ED DC AW Lens, a superior wide-angle zoom lens specifically designed for APS-C-format DSLRs. As part of the new generation Star-series, this lens prioritizes delivering high-quality, crisp images across all future DSLR platforms. Experience sharp, detailed image quality from the center to the edge, even at open aperture settings.

This Pentax lens is built with a dustproof and weather-resistant construction, making it an ideal companion for outdoor photography. It's not just robust, but also designed with long exposure photography in mind, making it perfect for capturing breathtaking landscapes and stunning nightscapes.

The lens construction comprises 16 elements in 11 groups, including two aspherical lenses and two ED (Extra-low Dispersion) glass lenses, with one ED glass aspherical lens. This unique combination helps reduce both spherical and chromatic aberration, ensuring high-performance and compactness.

The lens also features the high-quality HD Coating, known as Aero Bright II. This coating technology, achieved through Pentax's specialized manufacturing process, effectively minimizes flare and ghost images, even in challenging lighting conditions such as backlighting.

The HD Pentax-DA 11-18mm f/2.8 ED DC AW Lens is an All Weather (AW) model, featuring a reliable dustproof, weather-resistant structure with ten special seals to prevent water and dust intrusion. When paired with a Pentax weather-resistant digital SLR camera body, it forms a durable, reliable digital imaging system that excels in demanding outdoor shooting settings.

This lens meets the new generation Star-Series standard, offering outstanding image quality with uniform sharpness from the center to the edge. The large aperture lens enhances photographic expression, while the high diameter further widens this expression with robustness and operability.

The lens also includes several features beneficial for nightscape photography. The Focus Clamp Mechanism prevents accidental changes of AF point position, while the Clutch Mechanism improves manual focus operation. Additionally, the easy heating device helps reduce condensation, and the flat operating ring allows for easy taping to fix the position.

The Quick-Shift Focus System allows for instant switching from auto-focus to manual-focus operation. The lens also features an SP (Super Protect) Coating on the front surface to effectively repel water and grease. The lens also boasts a rounded diaphragm with nine blades, ensuring smoother subject borders and beautiful bokeh expressions.

Pentax 11-18mm Features

  • Superior wide-angle zoom lens designed specifically for APS-C-format DSLRs
  • Dustproof and weather-resistant construction, ideal for outdoor photography
  • High-quality HD Coating minimizes flare and ghost images in challenging lighting conditions
  • Features 16 elements in 11 groups, including two aspherical lenses and two ED (Extra-low Dispersion) glass lenses
  • Quick-Shift Focus System allows for instant switch from auto-focus to manual-focus operation
  • Rounded nine-blade diaphragm ensures smoother subject borders and beautiful bokeh expressions

Key Features

  • Capture stunning landscapes with the Pentax 11-18mm wide angle zoom lens, perfect for travel.
  • Experience exceptional image quality with ED glass elements that minimize chromatic aberration.
  • The f/2.8 maximum aperture excels in low light, creating beautiful, bright astrophotography.
  • Rugged, all-weather (AW) construction protects your Pentax lens in challenging conditions.
  • Achieve sharp, clear images with the HD coating that reduces flare and ghosting effectively.
  • Enjoy fast and quiet autofocus with the built-in DC motor, ideal for video and stills.

What's in the box:

  • HD PENTAX-DA* 11-18mm F2.8ED DC AW Lens
  • Lens Hood PH-RBF82
  • Front Lens Cap O-LC82
  • Rear Lens Cap
  • Lens Case S120-150
  • 1 Year Warranty