SIGMA 50-500mm F4.5-6.3 APO DG OS HSM for Pentax

This Ultra-telephoto lens with optical stabilization and ultrasonic motor is ideal for many types of photos such as sports, aircraft and wildlife. Four SLD (Special Low Dispersion) glasses provide excellent colour correction across the entire zoom range. The HSM (Hyper Sonic Motor) ensures maximum silence. It has a high-speed AF (autofocus). The lens is equipped with its own Sigma unique OS (optical stabilizer). This system offers a shutter speed of about 4 degrees lower than otherwise possible. That's why photography with this lens is very easy.
Parameters and Specifications:
For SLR brands:
Pentax
Optical track:
16 groups of lenses
Viewing Angle:
46.8° -5°
Min. Clone:
F22
Min. Focus distance:
50 - 180cm
Maximum viewing distance:
1: 3.1 (f = 200mm)
Filter Diameter:
95mm
Dimensions:
104.4 x 219mm
Weight:
1970g