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Pentax K Lenses

The Pentax K mount arrived in 1975 and remains in use on current Pentax DSLRs. Its long backward compatibility means decades of lenses mount directly.

We list 590 lenses for the Pentax K mount from 16 brands, covering 4mm to 1000mm. 335 are primes and 255 are zooms. The most common prime focal lengths are 50mm, 35mm, 28mm, 135mm, 100mm, and 24mm.

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Telephoto Pentax K lenses

Pentax

smc Pentax-K 400mm f/5.6

400mm f/5.6 Pentax K

Pentax

smc Pentax-M 300mm f/4

300mm f/4.0 Pentax K

Pentax

smc Pentax-M 300mm f/5.6

300mm f/5.6 Pentax K

Pentax

smc Pentax-M 400mm f/5.6

400mm f/5.6 Pentax K

Pentax

smc Pentax-M 800mm f/8

800mm f/8.0 Pentax K

Rokinon

135mm f/2.0 ED UMC

135mm f/2.0 Pentax K

Samyang

135mm f/2.0 ED UMC

135mm f/2.0 Pentax K

Samyang

135mm f/2.2 ED UMC

135mm f/2.2 Pentax K

Sigma

135mm f/1.8 DG HSM Art

135mm f/1.8 Pentax K

Sigma

300mm f/2.8 APO EX DG HSM

300mm f/2.8 Pentax K

Sigma

500mm f/4 DG OS HSM Sport

500mm f/4.0 Pentax K

Sigma

500mm f/4.5 APO EX DG HSM

500mm f/4.5 Pentax K

Sigma

800mm f/5.6 APO EX DG HSM

800mm f/5.6 Pentax K

Tamron

135mm f/3.5 Adaptall-2

135mm f/3.5 Pentax K

Tamron

135mm f/3.5 CF Adaptall-2

135mm f/3.5 Pentax K

Tamron

300mm f/5.6 Adaptall-2

300mm f/5.6 Pentax K

Tamron

SP 135mm f/2.5 Adaptall-2

135mm f/2.5 Pentax K

Tamron

SP 135mm f/2.5 CF Adaptall-2

135mm f/2.5 Pentax K

Tamron

SP 200mm f/3.5 Adaptall-2

200mm f/3.5 Pentax K

Tamron

SP 300mm f/2.8 LD IF Adaptall-2

300mm f/2.8 Pentax K

Tamron

SP 300mm f/5.6 Adaptall-2

300mm f/5.6 Pentax K

Tamron

SP AF 300mm f/2.8 LD [IF]

300mm f/2.8 Pentax K

Tokina

AT-X 300mm f/2.8 AF

300mm f/2.8 Pentax K

Tokina

AT-X 300mm f/2.8 PRO

300mm f/2.8 Pentax K

Popular focal lengths

Brands for Pentax K

Cameras with the Pentax K mount (20)