Lowlight
HD Pentax FA 50mm F1.4 f/1.4 Pentax K
HD Full Frame
HD Pentax-FA 77mm f/1.8 Limited
This is a full-frame prime lens for Pentax K, covering 77 mm and a maximum aperture of f/1.8. Released in 1999, it weighs 270 g. That combination suits portrait and low-light photography.
It is a premium short telephoto prime lens designed for Pentax K-mount full-frame and APS-C DSLR cameras. Renowned for its exceptional optical performance and distinctive rendering, it is ideal for portraits, street photography, and general-purpose use. 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 all-metal construction reflects the premium Limited series build quality, combining durability with a classic aesthetic. The lens's compact design makes it highly portable, ideal for photographers seeking a lightweight setup without compromising image quality.
- f/1.8
- Aperture
- 77mm
- Focal
- 270 g
- Weight
- Oct 1999
- Released
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Good for portraitlow-light
Lowlight
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Specification
- Lens type
- Short telephoto prime lens
- Max Format size
- Full Frame
- Focal length
- 77 mm
- Image stabilization
- No
- Lens mount
- Pentax K
- Maximum aperture
- f/1.8
- Minimum aperture
- f/22
- Aperture ring
- Yes
- Number of diaphragm blades
- 9 (rounded)
- Optical construction
- 7 elements in 6 groups
- Minimum focusing distance
- 0.7 m (27.6 inches)
- Maximum magnification
- 0.14x
- Filter size
- 49 mm
- Dimensions
- 64 mm (diameter) x 48 mm (length)
- Weight
- 270 g (9.5 oz)
- Weather sealing
- No
- Usage
- portrait, lowlight
Wide open at 2 m, background blur ≈ 4.8% of the frame width
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Sample frames
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Video reviews
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Similar lenses
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