Pentax 50-200mm F4-5.6 ED WR is a Variable aperture Auto Focus (AF) Telephoto Zoom
lens with APS-C / DX max sensor coverage, and it is designed to be used with KAF Mount
What type of photography is the Pentax 50-200mm F4-5.6 ED WR lens good for?
The type of photography that you are planning to use the Pentax 50-200mm F4-5.6 ED WR is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
Lenses in Pentax KAF Mount with Same Focal and Aperture Range
Reasons to Buy Pentax smc DA 50-200mm F4-5.6 ED WR Lens
Here we've included a summary of the advantages and disadvantages of the Pentax smc DA 50-200mm F4-5.6 ED WR lens in a list form to help you determine whether it offers the features you need.
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| Distance Scale
| Hood supplied
| Full-time Manual Focusing
Buy Pentax 50-200mm F4-5.6 ED WR from Amazon or B&H PHOTO
| Lens Extents while zooming
| Slow Aperture at Tele end
| Variable Aperture
Pentax 50-200mm F4-5.6 ED WR is compatible with cameras that have a Pentax KAF lens mount. Some of the latest released cameras that are compatible with the Pentax KAF lenses are Pentax KF, Pentax K-3 III and Pentax KP.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Pentax 50-200mm F4-5.6 ED WR has a maximum diameter of 69mm and total length of 80mm when not extended. It weighs 285g / 10.1 oz.
Pentax 50-200mm F4-5.6 ED WR has a filter thread of 49mm. Below are links to the filters that we recommend you to consider for your Pentax 50-200mm F4-5.6 ED WR:
Pentax 50-200mm F4-5.6 ED WR has a focal range of 50-200mm and 4.0X zoom ratio which has a 35mm equivalent focal range of 75-300mm when used on a APS-C / DX format camera.
The Pentax 50-200mm F4-5.6 ED WR is a weather-sealed lens, which provides extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have effective protection, you have to pair the Pentax 50-200mm F4-5.6 ED WR with a weather-sealed camera body such as the Pentax KF, Pentax K-3 III and Pentax KP.
Optical Image Stabilization
Pentax 50-200mm F4-5.6 ED WR doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Alternatively, you can check the Sigma 50-200mm F4-5.6 DC OS HSM in Pentax KAF mount that have similar focal range but features Optical Image Stabilization.
Lenses Similar to Pentax 50-200mm F4-5.6 ED WR With Optical Image Stabilization
Pentax 50-200mm F4-5.6 ED WR features Rotary (extending) zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.
Maximum Magnification Ratio
Pentax 50-200mm F4-5.6 ED WR has a Max Magnification Ratio of 0.24x and has a minimum focusing distance of 1.1m.
Pentax 50-200mm F4-5.6 ED WR is a variable aperture lens with a max aperture of f4 and a minimum aperture of f22 at 50mm, and a max aperture of f5.6 and minimum aperture of f32 at 200mm .
Pentax 50-200mm F4-5.6 ED WR's optical formula consists of 11 elements in 10 groups . Special elements used in this design is 1 ED element.
Pentax 50-200mm F4-5.6 ED WR comes with a removable lens hood which is handy to reduce lens flare and glare in your photos. The model number of the hood is PH-RBD 49mm.
Pentax 50-200mm F4-5.6 ED WR is available in Black color.
Popular Comparisons of Pentax 50-200mm F4-5.6 ED WR
Here are the eight most popular comparisons of the Pentax 50-200mm F4-5.6 ED WR amongst Camera Decision readers.
Top Alternatives of Pentax 50-200mm F4-5.6 ED WR Lens
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