smc PENTAX-DA★ 300mm F4 ED[IF] SDM

Designed to produce powerful telephoto images, the smc PENTAX-D★ 300mm F4 ED[IF] SDM is a uni-focal super-telephoto lens with a focal length equivalent to 460mm in the 35mm format. It minimizes chromatic aberrations by incorporating ED (Extra-low Dispersion) optical elements in its second and fifth lens. It also offers a minimum focusing distance of 1.4 m (4.6ft). Featuring advanced technologies, such as special optical glass elements and PENTAX-original lens coatings, it is designed to assure exceptional optical performance and deliver clear, high-contrast images, even at image-field edges.

smc PENTAX-DA★ 300mm F4 ED[IF] SDM
Lens Mount PENTAX KAF2 mount
Focal Length 5.4°
Lens Construction(group/elements) 8 elements in 6 groups
Min. Aperture (f) F32
Min. Focusing Distance 1.4m
Max. Magnification (macro range) 0.24X
Filter Size 77mm
Diameter & Length (mm) 83mm x 184mm (3.3″ x 7.2″)
Weight (g) 1070g (37.7 oz.) w/o hood
1160g (40.9 oz) w/hood
Model No. 21760