Pentax DA 50mm lens
Photographic lens
Maker | Pentax |
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Technical data | |
Type | Prime |
Focal length | 50mm |
Focal length (35mm equiv.) | 75mm |
Crop factor | 1.0 |
Aperture (max/min) | f/1.8 / f/22 |
Close focus distance | 0.45 metres (1.5 ft) |
Max. magnification | 0.15x |
Diaphragm blades | 7, rounded |
Construction | 6 elements in 5 groups |
Features | |
Application | Normal prime |
Physical | |
Max. length | 38.5 millimetres (1.52 in) |
Diameter | 63.0 millimetres (2.48 in) |
Weight | 122 grams (4.3 oz) |
Filter diameter | 52mm |
Accessories | |
Lens hood | RH-RA 52mm |
Case | S70-70 |
Angle of view | |
Diagonal | 46° (full frame) 31.5° (APS-C) |
History | |
Introduction | 2012 |
Retail info | |
MSRP | $249.95 USD |
The SMC Pentax-DA 50mm f/1.8 lens is a normal prime lens for the Pentax K-mount. The 75mm equivalent focal length on APS-C cameras and fast f/1.8 aperture make it well suited for portrait photography. It uses a simple double-Gauss design of 6 elements in 5 groups.
Similar lenses from other manufacturers include the Canon EF 50mm f/1.8 II and Nikon AF Nikkor 50 mm f/1.8D.
External links
Media related to SMC Pentax-DA 50mm F1.8 at Wikimedia Commons
- Ricoh Imaging: SMC Pentax-DA 50mm f/1.8
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Pentax K-mount lenses
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