Lensbaby Composer Pro with Sweet 35 Optic for Nikon Digital SLR;

Composer Pro Specs Refined metal ball design delivers ultra-smooth focus and tilt control Ships with either the Sweet 35 Optic or Double Glass Optic installed Compatible with the Lensbaby Optic Swap System Focus Type: Manual Size/Weight: 2.25 (5.71cm) high x 2.5 (6.35cm) wide / 4 oz (113.4g) Tilts from zero to 17.5 degrees Sweet 35 Optic Product Specs Focal Length: 35mm 12 blade internal aperture, controlled by a dial on the front of the optic Aperture range from f/2.5 through f/22 (sweet spot size ranges from 15%, at f/2.5, to 40%, at f/22, of total image area on APS-C sensor cameras) Selective focus optic (creates a sweet spot of focus surrounded by gradual blur) Compatible with Lensbaby Composer, Scout, Muse, and Control Freak lens bodies* Focus distance when used with: Composer: 7.5 to infinity, Scout: 6.5 to infinity, Muse & Control Freak: 3 to infinity 4 multi-coated glass elements, in three groups 46mm front threads** *The Sweet 35 Optic is not compatible with the Composer with Tilt Transformer for Micro 4/3rds and Sony NEX Cameras. **The Sweet 35 Optic is not compatible with current 37mm Lensbaby accessories.