Pentax 50mm f1.4 SDM Star

50mm f1.4 | PENTAX lens Buy PENTAX 50mm f1.4

the PENTAX 's FA 50mm f/1.4 SDM AW lens is a standard length main lens with a maximum bright aperture that enables accurate low-light shooting and provides a wide range of depth-of-field control. While designed for full-frame K-mount PENTAX cameras, the lens can be used in APS-C format cameras where it provides a focal length of 76.5mm.
Aero Bright Coating II and HD Coating in all 15 lens elements reduce glare and ghosting even when shooting in bright light, and an SP Coating front element repels water and fingerprints affect the front of the lens. Autofocus is powered by PENTAX's ultrasonic SDM motor, which provides fast and accurate focusing during recording. In addition, the rounded 9-blade diaphragm produces smooth bokeh for portraits or other types of shooting. This lens is also weatherproof sealed, ensuring consistent performance during adverse shooting conditions outside.

• SDM ultrasonic motor enables smooth and fast autofocus
• Aero Bright Coating combined with HD Coating on the lens elements reduces ghosting and flare in extreme lighting situations
• SP coating on the front element of the lens repels water and grease
• Weatherproof design enables consistent performance during harsh outdoor conditions
• Rounded 9-blade diaphragm that creates a smooth, creamy bokeh

General Characteristics

Focal length 50
ApS-C comparable focal length: 76.5 mm
Aperture Maximum: f/1.4
Minimum: f/16
Camera mount type PENTAX K
35mm Film Format Support / Full-Frame Digital Sensor
Viewing angle 47°
Minimum focusing distance 1.3'/ 39.62cm
Magnification 0.18x
Maximum reproduction ratio not specified by the manufacturer
Optical design 15 elements in 9 groups
Blades 9 diaphragm, rounded

Additional

Image Stabilization None
Autofocus Yes

Physical

Filter wire front: 72mm
Dimensions (DxL) Approx. 3.15 x 4.17" / 80 x 106 mm
Weight 32.1 oz / 910 g