HD Pentax-FA 50mm f/1.4

Professional prime lens with bright aperture for Portraits, low-light photography, general-purpose.
Standard prime lens f/1.4 k-mount
Portrait
Lowlight
Lens Review: HD Pentax-FA 50mm f/1.4
The HD Pentax-FA 50mm f/1.4 is a versatile standard prime lens designed for Pentax K-mount full-frame and APS-C DSLR cameras. With a bright f/1.4 maximum aperture, it excels in low-light conditions and provides excellent depth of field control, making it ideal for portraits and general-purpose photography. The lens features Pentax's HD (High Definition) multi-layer coating to minimize flare and ghosting, ensuring high-contrast, sharp images even in challenging lighting conditions. Its compact and lightweight design enhances portability, making it a convenient option for photographers seeking a high-quality standard lens.
Specifications
Lens type
Standard prime lens
Max Format size
Full Frame
Focal length
50 mm
Image stabilization
No
Lens mount
Pentax K
Maximum aperture
f/1.4
Minimum aperture
f/22
Aperture ring
Yes
Number of diaphragm blades
8 (rounded)
Optical construction
7 elements in 6 groups
Minimum focusing distance
0.45 m (1.5 ft)
Maximum magnification
0.15x
Filter size
49 mm
Dimensions
65 mm (diameter) x 37 mm (length)
Weight
230 g (8.1 oz)
Weather sealing
No
Usage
portrait, lowlight
Sample Images