The PENTAX smc P-DA J 16-45mm F4.0 ED/AL is recommended for use with digital cameras. It features a 3X zoom ratio with focal lengths covering ultra-wide angle to normal ranges, incorporates a high-refraction extra low dispersion (ED) glass element to produce a high-resolution, high-contrast image with true-to-life color rendition, and aspherical lens elements to help transmit the light more efficiently through the lens to the film. The smc P-DA J 16-45mm F4.0 ED/AL is well-suited for advanced amateurs and professionals.
Specifications: Mount: Bayonet Lens Construction: 10 groups 13 elements (two aspherical lens) Angle Of View: 83 - 35 degrees Diaphragm: Fully Automatic Min Aperture: 22 Min Focus Distance: 0.92 ft. Max Magnification: 0.26X Filter Diameter: 67mm Size Max Diameter Length: 2.8 x 3.6" Weight: 12.9 oz. Filter Size: 67mm Lens Hood: 38737 Lens Case: 37726