Lowlight
HD Pentax FA 50mm F1.4 f/1.4 Pentax K
HD Full Frame
HD Pentax-D FA* 85mm f/1.4 ED SDM AW
This is a full-frame prime lens for Pentax K, covering 85 mm and a maximum aperture of f/1.4. Released in 2020, it weighs 1255 g and is weather-sealed. That combination suits portrait and low-light photography.
It is a professional-grade short telephoto prime lens designed for Pentax K-mount full-frame DSLR cameras. With a bright f/1.4 maximum aperture, it excels in low-light conditions and provides exceptional depth of field control, making it ideal for portrait photography and general-purpose use. The lens features an advanced optical design that includes three Super Extra-low Dispersion (ED) elements and one aspherical element to minimize aberrations and deliver sharp, high-contrast images across the frame. Its weather-resistant construction ensures reliability in diverse shooting environments, while the built-in Supersonic Direct-drive Motor (SDM) provides fast and quiet autofocus performance.
- f/1.4
- Aperture
- 85mm
- Focal
- 1255 g
- Weight
- May 2020
- Released
We may earn a commission when you buy through these links. As an Amazon Associate we earn from qualifying purchases. Affiliate disclosure
Good for portraitlow-light
Lowlight
§ 01
Specification
- Lens type
- Short telephoto prime lens
- Max Format size
- Full Frame
- Focal length
- 85 mm
- Image stabilization
- No
- Lens mount
- Pentax K
- Maximum aperture
- f/1.4
- Minimum aperture
- f/16
- Aperture ring
- No
- Number of diaphragm blades
- 9 (rounded)
- Optical construction
- 12 elements in 10 groups (including 3 Super ED elements and 1 aspherical element)
- Minimum focusing distance
- 0.85 m (2.79 ft)
- Maximum magnification
- 0.12x
- Filter size
- 82 mm
- Dimensions
- 95 mm (diameter) x 123.5 mm (length)
- Weight
- 1255 g (2.77 lbs)
- Weather sealing
- Yes
- Usage
- portrait, lowlight
Wide open at 2 m, background blur ≈ 7.5% of the frame width
Report an error
§ 02
Sample frames
§ 03
Video reviews
§ 04
Similar lenses
§ 05