smc PENTAX DA★ 55mm F1.4 SDM
Ideal for portrait, still life, or low light photography, the smc PENTAX DA★ 55mm F1.4 SDM lens (equivalent to 84.5mm in 35mm format) assures outstanding image quality with clear, high-contrast images, even at image field edges thanks to super-low-dispersion optical elements, extra-low dispersion (ED) optical elements and PENTAX original lens coatings,. The PENTAX Aero Bright coating on the internal lens elements offers ultra-high refraction index for improved light transmission with minimal ghosting and flaring. It features water and dust resistant sealing for reliable operation in inclement conditions, and the PENTAX Quick-Shift Focus system to allow instant auto-to-manual focus switching.

| smc PENTAX DA★ 55mm F1.4 SDM | |
| Lens Mount | PENTAX KAF3 mount |
| Focal Length | 28.6° |
| Lens Construction(group/elements) | 9 elements in 8 groups |
| Min. Aperture (f) | F22 |
| Min. Focusing Distance | 0.45m |
| Max. Magnification (macro range) | 0.17X |
| Filter Size | 58mm |
| Diameter & Length (mm) | 70.5mm x 66mm (2.8” x 2.6”) |
| Weight (g) | 375g (13.2 oz.) without hood 415g (14.6 oz) with hood |
| Model No. | 21790 |


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