Features & Functions：<br> Compatible camera mount: Canon EOS-M Mounts<br> Frame: APS-C<br> Focus: manua?<br> Focal length: 12mm<br> Aperture range: F2.8-F16<br> Angle of view: 102°<br> Blades Number: 7 diaphragm blades<br> Construction: 10 elements in 8 groups<br> Lens Length: 66mm?<br> Weight: 265g<br><br>Package Includes:<p> 1x 12mm f2.8 lens<br> 1x Lens front cap<br> 1x Lens rear cap<br> 1x Instruction<br> 1x Lens Bag