PENTAX HD DA 21mm F3.2 AL Limited. Silver

PENTAX HD DA 21 mm F3.2 AL Limited Lens offers a special design that includes aspherical elements and a special glass with very low aberration. HD version brings even more light without degradation and the anti-reflective coating is of advantage.

Key features

• Focal length 21mm
• Aperture f/3.2
• Focusing distance from 20cm
• Diameter 43mm filter thread
• Constructed from durable materials

Durable materials

The lens offers a 21mm range, which you will use for your panorama, landscape and sport photos, and minimum focusing distance of 20cm. A special coating based on fluoride bond repels water and grease. These features make it easy to keep the lenses clean. Quick Shift feature allows you to switch the focus mode from AF to manual one by turning the focus ring. The optical system includes 8 elements in 5 groups. Some of them are aspherical, thus suppress the chromatic aberration of the lens.

Specifications:

Bayonet :
Pentax K

Construction:
8 elements in 5 groups

Focal Length :
15mm

Aperture :
F4

Angle of view:
86 °

Smallest focusing distance:
0.18 m

Filter:
49mm

Number plates:
7

Enlargement:
approx. 0.15 ×

Length x Diameter:
39.5 x 63mm

Weight:
189g