Specification AutofocusTechnology1 : Automaic AutofocusTechnology2 : manual-and-automatic Brand : Sigma BulletPoint1 : This Bundle Includes: Sigma 10-20mm f/4-5.6 EX DC J Autofocus Lens for Pentax Digital SLR Cameras, Lens Pouch, Lens Case, Lens Hood, Lens Caps, Filter Kit, Cleaning Kit, Cap Keeper BulletPoint10 : For use with smaller chip APS-c cameras only BulletPoint2 : Super Wide-Angle Zoom: Provides an approximate equivalent focal range of 15–30mm on APS-C cameras, making it an ideal tool for expansive landscapes and indoor photography. BulletPoint3 : Optimized for Digital Cameras: Designed exclusively for digital SLRs, with a compact and lightweight build that matches the smaller sensor size of these cameras. BulletPoint4 : Advanced Optics for Superior Quality: Incorporates three SLD glass elements and two aspherical lenses to correct chromatic and optical aberrations, ensuring crisp, distortion-free images. BulletPoint5 : Efficient and User-Friendly Features: Features internal focusing for smooth, fast autofocus, and a minimum focusing distance of 9.4" (24cm), along with a non-rotating front element for convenient filter use. BulletPoint6 : Available in Canon EF, Nikon F (DX), Pentax KAF3, Sony Alpha, Sigma SA mounts BulletPoint7 : equipped with Super Multi-Layer Coating to reduce flare and ghosting BulletPoint8 : Hyper Sonic Motor (HSM) to ensure fast and quiet auto-focusing BulletPoint9 : The lens features a brass-made bayonet mount applied on the surface to reinforce strength for long-term use and enable high accuracy and solidity. Color : Black CompatibleCameraModels : Pentax Digital SLR Cameras CompatibleDevices : Canon, Nikon, Sony CompatibleDevices1 : Canon Cameras CompatibleDevices2 : Canon Digital SLRs CompatibleMountings : Pentax K Configuration : Lens Only CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 094148687254 ExternallyAssignedProductIdentifier10 : 7337331776438 ExternallyAssignedProductIdentifier11 : 5554442238972 ExternallyAssignedProductIdentifier12 : 0700613819418 ExternallyAssignedProductIdentifier13 : 0400002354406 ExternallyAssignedProductIdentifier14 : 0139865412588 ExternallyAssignedProductIdentifier15 : 0898029660349 ExternallyAssignedProductIdentifier16 : 0634211869752 ExternallyAssignedProductIdentifier2 : 0094148687254 ExternallyAssignedProductIdentifier3 : 400002354406 ExternallyAssignedProductIdentifier4 : 634211869752 ExternallyAssignedProductIdentifier5 : 139865412588 ExternallyAssignedProductIdentifier6 : 898029660349 ExternallyAssignedProductIdentifier7 : 138032207422 ExternallyAssignedProductIdentifier8 : 5554442411382 ExternallyAssignedProductIdentifier9 : 0138032207422 FocalLengthDescription : 50 mm FocusType : Auto Focus FormFactor : SLR GpsrSafetyAttestation : 1 IncludedComponents : 35mm T2.0 IncludedComponents1 : Canon EF-S 55-250mm f/4-5.6 IS STM Lens IncludedComponents2 : E-58 II 58mm Lens Cap IncludedComponents3 : Lens Dust Cap E (Rear) IncludedComponents4 : Warranty ItemName : Sigma 10-20mm f/4-5.6 EX DC J Autofocus Lens for Pentax Digital SLR Cameras (201109) Bundle Including: Lens Pouch, Lens Case, Lens Hood, Lens Caps, Filter Kit, Cleaning Kit, Cap Keeper ItemPackageDimensions_Height : 3.1 inches ItemPackageDimensions_Length : 3.5 inches ItemPackageDimensions_Width : 3.3 inches ItemPackageQuantity : 1 ItemTypeKeyword : slr-camera-lenses Language : english LensDesign : Zoom LensMount : pentax_k MacroFocusRange : 0.85 m Manufacturer : Sigma Material : Plastic barrel, plastic mount MaxAperture : 2.8 millimeters MaxFocalLength : 20 millimeters MaximumApertureRange : F4.0 - F5.6 MaximumFormatSize : APS-C / DX MinAperture : 10 f_stop MinFocalLength : 10 millimeters ModelName : Sigma 10-20mm f/4-5.6 EX DC J ModelNumber : 201109 MountingType : Pentax K NumberOfDiaphragmBlades : 12 NumberOfItems : 1 NumberOfLithiumIonCells : 1 NumberOfLithiumMetalCells : 1 OpticalZoom : 4.5 multiplier_x PackageLevel : unit PartNumber : 201109_AG3_1 PhotoFilterSize : 82 millimeters ProductDescription : The Sigma 10-20mm F4-5.6 EX DC Lens is a powerful, versatile wide-angle zoom lens specifically crafted for digital SLR cameras. Designed to match the smaller sensor size of these cameras, it offers a lightweight and compact form factor without compromising optical performance. With an approximate focal range of 15–30mm on APS-C sensors, this lens excels at capturing expansive landscapes, intricate interiors, and dramatic architectural compositions. The optical construction includes three Special Low Dispersion (SLD) elements and two aspherical lenses to effectively minimize chromatic aberrations and distortion across the zoom range. The lens's Internal Focusing (IF) system ensures fast and smooth autofocus operation, while its design supports a non-rotating front element, making it convenient for polarizing or graduated filters. A minimum focusing distance of 9.4" (24cm) across all focal lengths enhances its versatility, allowing for dynamic close-up photography with dramatic perspectives. As part of Sigma’s EX series, this lens exemplifies engineering excellence and innovative technology, making it an essential tool for photographers seeking to push the boundaries of creative expression. This Bundle Includes: Sigma 10-20mm f/4-5.6 EX DC J Autofocus Lens for Pentax Digital SLR Cameras Lens Pouch Lens Case Lens Hood Lens Caps Filter Kit Cleaning Kit Cap Keeper ProductSiteLaunchDate : 2024-12-16T17:22:24.063Z RealAngleOfView : 99.1 degrees Size : 6.80in. x 4.30in. x 4.50in. StreetDate : 2013-10-30T00:00:01Z Style : Base SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 45121600 WarrantyDescription : 1 years WarrantyDescription1 : 1 year coverage for parts WarrantyDescription2 : 1 year coverage for labor ZoomRatio : 2:1 ZoomType : Optical Zoom