The Pentax-A SMC 135mm f/2.8 is a tele lens for FF and APS-C, manufactured from to (discontinued). The focus is done by Manual Focus, the image stabilization is done by the camera..
Specifications
Focal lenght 135 mm
Angle of view 18.1°
Max. aperture f/2.8
Aperture blades 8
Lenses/Groups 4 elements in 4 groups
Min. focus distance 1.20 meters
Reproduction ratio 0.15x
Features
Zoom type -
Internal AF No
Full Time MF Yes
Built and notes
Tripod ring No
Extenders Yes
Filters 52 mm
Lens hood Built-in
Weather sealing No
Weight 340 g
Dimensions 65 x 67 mm