Pentax DA 50-135mm F2.8 ED is a Fixed aperture Auto Focus (AF) Telephoto Zoom
lens with APS-C / DX max sensor coverage, and it is designed to be used with KAF2 Mount
What type of photography is the Pentax DA 50-135mm F2.8 ED lens good for?
The type of photography that you are planning to use the Pentax DA 50-135mm F2.8 ED is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
Reasons to Buy Pentax smc DA 50-135mm F2.8 ED IF SDM Lens
Here we've included a summary of the advantages and disadvantages of the Pentax smc DA 50-135mm F2.8 ED IF SDM lens in a list form to help you determine whether it offers the features you need.
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| Distance Scale
| DoF(Depth of Field) Scale
| Hood supplied
| Internal Focusing
| Fast Aperture at Wide end
| Fast Aperture at Tele end
| Constant f2.8 aperture throughout the range
| 9 Diaphragm Blades for Smooth Bokeh
Buy Pentax DA 50-135mm F2.8 ED from Amazon or B&H PHOTO
We couldn't find any significant Cons for the Pentax smc DA 50-135mm F2.8 ED IF SDM
Pentax DA 50-135mm F2.8 ED is compatible with cameras that have a Pentax KAF2 lens mount. Some of the latest released cameras that are compatible with the Pentax KAF2 lenses are , and .
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Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Pentax DA 50-135mm F2.8 ED has a maximum diameter of 77mm and total length of 136mm. It weighs 685g / 24.2 oz.
Pentax DA 50-135mm F2.8 ED has a filter thread of 67mm. Below are links to the filters that we recommend you to consider for your Pentax DA 50-135mm F2.8 ED:
Pentax DA 50-135mm F2.8 ED has a focal range of 50-135mm and 2.7X zoom ratio which has a 35mm equivalent focal range of 75-202.5mm when used on a APS-C / DX format camera.
The Pentax DA 50-135mm F2.8 ED 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 DA 50-135mm F2.8 ED with a weather-sealed camera body such as the , and .
Optical Image Stabilization
Pentax DA 50-135mm F2.8 ED 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).
Pentax DA 50-135mm F2.8 ED features Rotary (internal) zoom method where the length of the lens doesn't change while you are zooming in or out. Even though this design has a size disadvantage in general compared to extending designs, it has the benefits of better sealing against dust and moisture, no zoom creep and no weight balance shift while zooming.
Maximum Magnification Ratio
Pentax DA 50-135mm F2.8 ED has a Max Magnification Ratio of 0.17x and has a minimum focusing distance of 1m. 0.17x means that the max magnification ratio is very low and not suitable even for modest close-up shots.
Samsung D-Xenon 50-200 F4-5.6 ED is the only Telephoto Zoom type Pentax KAF2 mount lens with higher max magnification than the Pentax DA 50-135mm F2.8 ED.
Pentax DA 50-135mm F2.8 ED is a fixed aperture lens with a constant max aperture of f2.8 from 50mm all the way to the 135mm .
Pentax DA 50-135mm F2.8 ED's optical formula consists of 18 elements in 14 groups .
Pentax DA 50-135mm F2.8 ED comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Pentax DA 50-135mm F2.8 ED is available in Black color.
Popular Comparisons of Pentax DA 50-135mm F2.8 ED
Here are the eight most popular comparisons of the Pentax DA 50-135mm F2.8 ED amongst Camera Decision readers.
Top Alternatives of Pentax DA 50-135mm F2.8 ED Lens
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