The SMC PENTAX-DA 14mm F2.8 ED (IF) is designed to be used with fully automated cameras. It incorporates a high-refraction extra low dispersion (ED) glass element to produce a high-resolution, high-contrast image with true-to-life colour rendition, and features an internal focus system to make focusing smoother and faster. Like all PENTAX lenses, this lens is treated with the acclaimed SMC coating for maximum light transmission, sharp definition, and high contrast images.
Optical Specification Lens construction: 12 elements in 11 groups
Angle of view : 90° (with *istD / *istDS body)
Minimum aperture: F22
Minimum focusing distance: 0.17m
Maximum magnification: 0.19x Physical Specification
Lens mount: PENTAX KAF mount
Aperture control: Fully Automatic
Metering system: TTL open-aperture metering
Filter size: 77mm
Max Diameter & Min Length: 83.5mm x 69mm
Weight (Wo/hood): 420g