Pentax smc DA* 55 mm f/1.4 SDM
This is a APS-C prime lens for Pentax K, covering 55 mm and a maximum aperture of f/1.4. Released in 2008, it weighs 375 g and is weather-sealed. That combination suits portrait and low-light photography.
It is a prime lens designed for APS-C cameras. This standard prime lens features a f/1.4 maximum aperture, making it ideal for portrait, street, low-light. The optical design incorporates 9 elements in 8 groups, ensuring sharp image quality and minimal distortion. Despite its robust professional construction, the lens delivers exceptional optical performance.
- f/1.4
- Aperture
- 55mm
- Focal
- 375 g
- Weight
- Sep 2008
- Released
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Specification
- Focal length
- 55 mm
- Maximum aperture
- f/1.4
- Minimum aperture
- f/22
- Number of diaphragm blades
- 9
- Optical construction
- 9 elements in 8 groups
- Minimum focusing distance
- 0.45 m (17.72 inches)
- Filter size
- 58 mm
- Lens mount
- Pentax K
- Dimensions
- 70.5 x 66 mm
- Weight
- 375 g (13.23 oz)
- Lens type
- Prime lens
- Max Format size
- APS-C
- Weather sealing
- Yes
- Usage
- Portrait, Street, Low-light
Wide open at 2 m, background blur ≈ 4.6% of the frame width
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Sample frames
Video reviews
Street