Lensbaby�s Sol 45 is an all metal bodied 45mm f/3.5 selective focus lens that creates a tack-sharp circular area of focus surrounded by blur and smooth bokeh. By tilting the lens, you are able to isolate your subject within the frame to capture intentional, personal images that unveil your unique take on the world. It�s 8.5�� of tilt ensures that your area of focus is always within frame, whether you are shooting on full frame or APS-C sensor cameras. Sol 45 also features center-locking ability. Twisting the lens into the lock position lets you know when your spot of focus is in the center of the frame for quick and easy focusing. For photographers looking to add additional creativity to their images in the moment, Sol 45 has two bokeh blades.