Lenses -> Sigma 18-250mm F3.5-6.3 DC Macro HSM (Pentax Fit)
With the highly versatile, ultra-compact Sigma 18-250mm f/3.5-6.3 DC Macro OS HSM zoom lens, high-quality images are assured across the zoom range, while the state of the art Hyper Sonic Motor ensures fast and quiet auto-focusing. Despite its small dimensions, the lens boasts a massive 13.8x zoom ratio as well as incorporating Sigma's unique Optical Stabiliser (OS) technology to help counter camera shake at slower shutter speeds that can cause ruin crisp image quality.
|Specification / Feature||Value||Scores *||Rank **|
|Number of Lens Elements||16|
|Number of Lens Groups||13|
|Optical Zoom ||13.89||60.74||5|
|Max Aperture ||3.5||73.40||23|
|Max Aperture Wide ||3.5||73.40||23|
|Max Aperture Tele ||6.3||11.21||34|
|Focal Length Wide ||18 (or 27 in full frame equiv.)||69.09||26|
|Focal Length Tele ||250 (or 375 in full frame equiv.)||83.79||9|
|Min Aperture ||22|
|Magnification Ratio ||0.33x||5.66||14|
|Min Focus Distance ||0.4m||94.42||31|
|Aperture Blades ||7||19.35||9|
|Autofocus Motor ||Yes|
|Sensor Format ||APS-C|
|1st/3rd Party ||3rd party|
|Lens Type ||Superzoom|
|Image Stabilisation ||No|
|Video Lens ||No|
|Tilt Shift ||No|
|Weather Resistant ||No|
|Included Accessories||Petal type lens hood|
|Filter Thread Size (mm) ||62mm|
|Size (DxL) ||0mm|
|Lens Mount ||Pentax K (DA)|
|UK Price ||£479.99 at Wex Photo Video (affiliate link)||49.61||165|
* - Scores are calculated by comparing numerical specifications with other cameras. The highest ranking camera for a specification acheives a score of 100. The lowest ranking camera is scored as 0 and all the other cameras are scored in between 0 and 100 according to their merit.
** - Rank is calculated by ordering the scores for all cameras in descending order. The best scoring camera for a particular feature / specification will have a rank of 1.
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