Quick answer
The Pentax smc Pentax-DA 50-200mm f/4-5.6 ED is a standard to telephoto zoom lens covering 50-200mm at f/4.0 for the Pentax K mount. Its moderate maximum aperture works best in good light or with a higher ISO.
About this lens
Pentax smc Pentax-DA 50-200mm f/4-5.6 ED: a short-telephoto zoom lens with a 50-200mm focal length and a maximum aperture of f/4-5.6, made for Pentax K mount cameras, with extra-low dispersion glass. The range suits portraits and general telephoto work.
Pentax smc Pentax-DA 50-200mm f/4-5.6 ED specifications
What can you shoot with the Pentax smc Pentax-DA 50-200mm f/4-5.6 ED?
At 50-200mm this is a standard to telephoto zoom, which typically suits:
- Everyday and street photography
- Natural-perspective portraits
- Documentary and travel work
- Portraits with a flattering perspective
- Events and weddings
Its moderate maximum aperture works best in good light or with a higher ISO.
Full-frame equivalent and field of view
Calculated from the focal length and crop factor. Not measured.
| Sensor | Crop | Equivalent | Horizontal FOV | Diagonal FOV |
|---|---|---|---|---|
| Full frame | 1.0x | 50–200mm | 10.3–39.6° | 12.3–46.8° |
| APS-C | 1.5x | 75–300mm | 6.9–27° | 8.2–32.2° |
Frequently asked questions
What mount does the Pentax smc Pentax-DA 50-200mm f/4-5.6 ED use?
It uses the Pentax K mount, so it fits Pentax K cameras directly.
What is the focal length of the Pentax smc Pentax-DA 50-200mm f/4-5.6 ED?
It zooms across 50-200mm with a maximum aperture of f/4.0. That makes it a standard to telephoto lens.
Is the Pentax smc Pentax-DA 50-200mm f/4-5.6 ED a prime or a zoom lens?
It is a zoom lens covering 50-200mm, so you can reframe without moving. Its maximum aperture is f/4.0.
What is the Pentax smc Pentax-DA 50-200mm f/4-5.6 ED equivalent on a crop sensor?
On APS-C (1.5x crop) it frames like 75–300mm on full frame, with a 6.9–27° horizontal and 8.2–32.2° diagonal field of view. These figures are calculated from the focal length and crop factor.
Which cameras does the Pentax smc Pentax-DA 50-200mm f/4-5.6 ED fit?
Any Pentax K-mount camera, including Pentax K-1, Pentax K-3, Pentax K-3 II, Pentax K-3 Mark III, and Pentax K-30 and 15 more.
Alternatives for Pentax K from other brands
All Pentax K lensesSame mount, overlapping focal range, closest maximum aperture first.
More Pentax lenses for Pentax K
All Pentax lenses
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