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The Pentax K-mount, sometimes referred to as the "PK-mount", is a bayonet lens mount standard for mounting interchangeable photographic lenses to 35 mm single-lens reflex (SLR) cameras. It was created by Pentax in 1975, [ 1 ] and has since been used by all Pentax 35 mm and digital SLRs and also the MILC Pentax K-01 .
lens function compatibility Bayonet > K, M A F, FA, D-FA FA Powerzoom FA-J DA, DA-L DA-SDM, DA-DCM (KAF3) DA, D-FA (KAF4) Main changes: Camera First K-mount version A-position, electrical contacts Screw drive, with contacts for serial communication Two contacts for Powerzoom Aperture ring abandoned Small image circle In lens autofocus motor
The SMC Pentax-DA 18-55mm f/3.5-5.6 AL lens is a standard zoom lens for the Pentax K-mount. It is often sold as a kit lens with Pentax digital SLR cameras and has a 35mm equivalent focal length of 27–82.5mm. Its optical formula is made of 12 elements in 9 groups. There are two variants of this lens: SMC Pentax-DA 18-55mm 1:3.5-5.6 AL (first ...
All Pentax K-mount auto-focus cameras are backward compatible with K-mount lenses dating back as far as 1975 without need for an adapter. Cameras with a "crippled K-Mount" cannot read the set f-stop of K and M series lenses and must stop-down momentarily to meter in case the adjusted aperture is a stopped down one.
This template is intended to contain an exhaustive list of Pentax K-mount lenses, in a manner similar to Template:Canon EF lenses.To ensure consistency in article names, the name "Pentax" is followed by the lens type (DA, D FA, FA, etc.), or K for the earliest K-mount lenses that are simply specified as "smc PENTAX", which is then followed by the focal length(s).
The HD Pentax DA 55-300mm lens, is a telezoom lens line for the Pentax K-mount. There are 4 generations so far. There are 4 generations so far. The first generation was the SMC Pentax-DA 55-300mm F4-5.8 ED , green side band.