| Name Manufacturer / Model | Mount Bayonet | Type Category | Year Released | Focal mm | Aperture f/ | Weight g |
|---|---|---|---|---|---|---|
| PENTAX K | Portrait | 1981 | 50mm | f/2 | 140g | |
| PENTAX K | Portrait | 1996 | 55mm | f/1.2 | 312g | |
| PENTAX K | Portrait | — | 55mm | f/1.7 | 150g | |
| PENTAX K | Prime | 1980 | 55mm | f/2.2 | 140g | |
| PENTAX K | Macro | 1977 | 70-150mm | f/3.5 | 735g | |
| PENTAX K | Macro | 1981 | 70-150mm | f/4 | 465g | |
| PENTAX K | Mirror | 1982 | 600mm | f/8 | 751g | |
| PENTAX K | Fisheye | — | 10-17mm | f/3.5 | 320g | |
SamsungD-Xenon 100mm F/2.8 Macro | PENTAX K | Macro | — | 100mm | f/2.8 | 345g |
SamsungD-Xenon 12-24mm F/4 ED | PENTAX K | Wide | — | 12-24mm | f/4 | 430g |
SamsungD-Xenon 18-250mm F/3.5-6.3 | PENTAX K | Zoom | — | 18-250mm | f/3.5 | 455g |
SamsungD-Xenon 18-55mm F/3.5-5.6 | PENTAX K | Zoom | — | 18-55mm | f/3.5 | 225g |
SamsungD-Xenon 35mm F/2 AL | PENTAX K | Wide | — | 35mm | f/2 | 195g |
SamsungD-Xenon 50-200 F/4-5.6 ED | PENTAX K | Zoom | — | 50-200mm | f/4 | 255g |
| PENTAX K+ CANON EF, L-MOUNT, MINOLTA/SONY A, NIKON F, SONY E, SONY FE | Wide | 2012 | 35mm | f/1.4 | 665g | |
Venus OpticsLaowa 12mm F/2.8 Zero-D | PENTAX K+ CANON EF, CANON RF, NIKON F, NIKON Z, SONY E | Wide | 2016 | 12mm | f/2.8 | 609g |
Venus OpticsLaowa 24mm F/14 Probe | PENTAX K+ CANON EF, NIKON F, SONY E | Wide | 2018 | 24mm | f/14 | 474g |
Vivitar28mm F/2.8 MC | PENTAX K | Wide | — | 28mm | f/2.8 | — |
VivitarSeries 1 55mm F/1.2 VMC | PENTAX K | Portrait | 1984 | 55mm | f/1.2 | — |
Volna50mm F/1.8 MC | PENTAX K | Portrait | 1980 | 50mm | f/1.8 | 255g |
| PENTAX K | Telephoto | — | 300mm | f/4.5 | 990g | |
| PENTAX K | Zoom | 1991 | 25-45mm | f/2.8 | 430g | |
3M-5SA500mm F/8 | PENTAX K+ M39, M42, NIKON F | Telephoto | — | 500mm | f/8 | — |
3M-5SAMC 500mm F/8 | PENTAX K+ M39, M42, NIKON F, NIKON F DX | Telephoto | — | 500mm | f/8 | — |
3M-7300mm F/5.6 | PENTAX K+ M42 | Telephoto | — | 300mm | f/5.6 | — |
AccessP-MC 35-70mm F/2.5-3.5 | PENTAX K+ CANON FD, CONTAX/YASHICA, KONICA AR, M42, MINOLTA SR, NIKON F, NIKON F DX, OLYMPUS OM | Zoom | — | 35-70mm | f/2.5 | — |
| PENTAX K+ CANON FD, CONTAX/YASHICA, KONICA AR, M42, MINOLTA MD, MINOLTA SR, NIKON F, NIKON F DX, OLYMPUS OM | Zoom | — | 70-210mm | f/3.5 | — | |
| PENTAX K+ CANON FD, CONTAX/YASHICA, KONICA AR, M42, MINOLTA MD, MINOLTA SR, NIKON F, NIKON F DX, OLYMPUS OM | Zoom | — | 70-210mm | f/3.5 | — |