Ideal Choice for Macro: TTArtisan 100mm F2.8 2x Macro adopts an optical structure of 14 elements in 10 groups, including 6 high-index lenses. This is a medium telephoto lens with a tilt& shift funtion, and it's ideal for macro photography, product photography, and portrait, etc. | 2X Magnification: Capture the intricate beauty of samll subject. The tilt angle can be adjusted 8℃. | Cold Shoe Mount Bracket: Attach the cold shoe mount bracket to the 4 screw holes on the front of the lens and the cold shoe mounts can attach external devices such as led lights. (Note: Only one cold she bracket is included in the package box. LED ligths are not included) | Smooth Bokeh: The 100mm F2.8 features 12-blade circular apertures that products nearly circular bokeh, which is smooth and natural. | Minimum Focus Distance: The minimum focus distance is 0.25m. The lens allows you to get exceptionally close to the subject, while keeping sharp image quality. | Tilt-shift Function: The tilt-shift lens affords +/- 6mm of shift and +/- 8° of tilt, and both types of movements can be applied independently. The tilt-locking mechanism ensures the lens stays in place while shooting.