HD PENTAX DA 21mm F3.2 AL Limited

  • Wide-angle, 21mm with ultra-thin, pancake design
  • Minimal focusing distance of 7.9 inches for close-up photography, landscapes, buildings, & interiors
  • High-grade multi-layer HD (High Definition) Coating
  • Rounded diaphragm at a wide aperture for stunning bokeh

With precision and high-performance optics, this robust lens measures only one inch in length and weighs a mere 4.9 ounces. It is the ideal choice for carry- everywhere, instantaneous wide angle or snapshot photography. The versatile angle of view produces natural images with a moderate perspective, or an expanded depth of field, making it ideal for many different types of subjects, stories, landscapes and life’s special occasions. Now featuring a rounded diaphragm at wide apertures, its improved unique design incorporates high-grade aluminum construction with treatments of both SP (Super Protect) and the PENATX-original High-grade multi-layer HD (High Definition) coating, available in both black and silver models.

  • This ultra-thin, super-lightweight pancake design is the perfect carry-anywhere lens, offering a meticulous finish and outstanding image rendition. 

  • High-grade HD coating assures higher light transmittance and lower reflectance than conventional multi-layer coatings. Sharper, clear images free of flare and ghosting, even under adverse lighting conditions and backlight.

  • Upgraded with a round diaphragm at a wide aperture for optimal optic performance and gorgeous bokeh effects.

  • Uniquely crafted lens barrel, lens hood and cap with a stand-out shape, made from high-grade aluminum, available in both a classic black and a striking silver.

  • Designed exclusively for PENTAX digital SLR cameras.

  • With a minimal focusing distance of 7.9 inches and versatile angle of view, enjoy natural images with a moderate perspective or an expanded depth of field, making the lens ideal for many different types of subjects and occasions, from snapshots to landscapes, architecture and interiors. 

  • The PENTAX-original SP (Super Protect) coating repels dust, water and grease to keep your lens clean and your image quality at its peak.

  • The PENTAX-original Quick-Shift Focus System allows instant switching from autofocus to manual focus operation.

  • The floating mechanism is designed to adjust the degree of aberration compensation in relation to the focusing distance, assuring high-quality image reproduction over the entire focusing range.



Angle Of View

68° (w/ Pentax DSLR)

Number Of Diaphragm Blades


Minimum Focusing Distance

7.9’ (0.2m)

Maximum Magnification



Without Hood: 4.2 oz (134g)

Objective Cap


Lens Aperture Ring


Diaphragm Control

Fully Automatic


Quick-shift Focus, SP (Super Protect) Coating

Lens Construction

8 elements in 5 groups



Minimum Aperture


Filter Diameter

49mm (or 43mm mounted in hood)


2.5 x 1.0” (63.0 x 25mm)


Soft Lens Case


MH-RBB43 (metal hood)

Tripod Adapter


Focal Length

21mm (equiv 32mm in 35mm format)

  • Lens Cap for DA 21mm Ltd (Black) OR Lens Cap for DA 15mm Ltd (Silver)
  • Rear Lens Cap B
  • Lens Hood MH-RBB43 (Black) OR Lens Hood MH-RBB43 (Silver)
  • Lens Soft Case for DA 21mm Ltd


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