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PENTAX K mount
| Name Manufacturer / Model | Mount Bayonet | Type Category | Year Released | Focal mm | Aperture f/ | Weight g |
|---|---|---|---|---|---|---|
| PENTAX K | Zoom | — | 70-300mm | f/4 | 610g | |
| PENTAX K | Macro | — | 70-300mm | f/4 | — | |
| PENTAX K | Macro | — | 70-300mm | f/4 | — | |
| PENTAX K | Macro | — | 70mm | f/2.8 | 527g | |
Sigma75-200mm F/3.8 | PENTAX K | Zoom | — | 75-200mm | f/3.8 | — |
| PENTAX K | Zoom | — | 75-300mm | f/4 | — | |
Sigma75-300mm F/4.5-5.6 | PENTAX K | Zoom | — | 75-300mm | f/4.5 | — |
| PENTAX K | Wide | — | 8-16mm | f/4.5 | 555g | |
Sigma800mm F/5.6 APO EX | PENTAX K | Telephoto | — | 800mm | f/5.6 | — |
| PENTAX K | Telephoto | — | 800mm | f/5.6 | — | |
| PENTAX K | Telephoto | — | 800mm | f/5.6 | — | |
| PENTAX K | Telephoto | — | 800mm | f/5.6 | — | |
Sigma85mm F/1.4 EX DG HSM | PENTAX K | Portrait | — | 85mm | f/1.4 | 725g |
| PENTAX K | Fisheye | — | 8mm | f/3.5 | — | |
| PENTAX K | Fisheye | — | 8mm | f/4 | — | |
Sigma8mm F/4 EX Fisheye | PENTAX K | Fisheye | — | 8mm | f/4 | — |
Sigma90mm F/2.8 Macro | PENTAX K | Macro | — | 90mm | f/2.8 | — |
| PENTAX K | Telephoto | — | 100-300mm | f/4 | — | |
| PENTAX K | Telephoto | — | 100-300mm | f/4 | — | |
| PENTAX K | Telephoto | — | 100-300mm | f/4.5 | — | |
| PENTAX K | Macro | — | 105mm | f/2.8 | — | |
| PENTAX K | Macro | — | 105mm | f/2.8 | — | |
| PENTAX K | Wide | — | 12-24mm | f/4.5 | — | |
| PENTAX K | Telephoto | — | 120-400mm | f/4.5 | — | |
| PENTAX K | Wide | — | 14mm | f/2.8 | — | |
| PENTAX K | Fisheye | — | 15mm | f/2.8 | — | |
| PENTAX K | Fisheye | — | 15mm | f/2.8 | — | |
| PENTAX K | Wide | — | 17-35mm | f/2.8 | — |