Tokina AT-X 100mm 2.8 AF Macro lens for Konica Minolta Maxxum Dynax SLR/DSLR cameras and Sony Alpha A-mount DSLR coverage: Full frame, max. aperture: 2.8; min. aperture: 32; focal range: 100 mm D type lens: No; minimum focus distance: 	 350 mm; SLT compatible: Yes; filter rotate when focusing: 	 No; filter rotate when zooming: 	 No focus design: 	 internal focusing system For Minolta Maxxum/Sony Alpha A-mount camera.