Sigma 18-300mm f3.5-6.3 DC Macro OS HSM Contemporary Lens for Pentax
- Lens construction: 17 elements in 13 groups
- Minimum aperture (W): F22
- Filter size: φ72㎜
- Angle of view (35mm equivalent): 76.5° - 5.4°
- Minimum focusing distance: 39cm/15.4in.
HSM (Hyper Sonic Motor)
HSM (hypersonic motor) delivers high AF speed and extremely quiet performance.
Specially designed cam
The specially designed cam makes possible smooth and rhythmical zooming, allowing photographers to find the right focus instantly and shoot with perfect timing.
A refined, integrated design
All lenses in SIGMA's new Contemporary line come with a hood with a high-quality rubberized connector and feature a newly designed lens cap and AF/MF switch, and are designed for intuitive use and superior functionality.
The rounded 7-blade diaphragm helps produce an attractive bokeh effect - even at large-aperture settings.
Flare and ghosting reduction
SIGMA's Super Multi-Layer Coating reduces flare and ghosting to help photographers produce sharp and high contrast images even in backlit conditions.
Exclusive low-dispersion glass
SIGMA lenses feature up to three types of exclusive low-dispersion glass offering superior performance: ELD (Extraordinary Low Dispersion), SLD (Special Low Dispersion) and FLD (“F” Low Dispersion).
A lens customizable to your needs
Exclusive SIGMA Optimization Pro software that allows the user to update the lens firmware and adjust focus position and other parameters.