PENTAX28-105mm F3.5-5.6 WR is a Variable aperture Auto Focus (AF)
Standard Zoom lens with 35mm FF max sensor coverage, and it is designed to be used with
KAF3 Mount cameras.
What type of photography is the PENTAX28-105mm F3.5-5.6 WR lens good for?
The type of photography that you are planning to use the PENTAX28-105mm F3.5-5.6 WR is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
Reasons to Buy HD PENTAX-D FA 28-105mm F3.5-5.6 ED DC WR Lens
Here we've included a summary of the advantages and disadvantages of the HD PENTAX-D FA 28-105mm F3.5-5.6 ED DC WR lens in a list form to help you determine whether it offers the features you need.
| Weather-sealed |
| Autofocus |
| Hood supplied |
| Full-time Manual Focusing |
| Covers Full-Frame Sensor |
| 9 Diaphragm Blades for Smooth Bokeh |
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| Lens Extents while zooming |
| Slow Aperture at Tele end |
| Variable Aperture |
Lens Mount
PENTAX28-105mm F3.5-5.6 WR is compatible with cameras that have a Pentax KAF3 lens mount. Some of the latest released cameras that are compatible with the Pentax KAF3 lenses are Pentax K-3 III Monochrome, Pentax KF and Pentax K-3 III.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. PENTAX28-105mm F3.5-5.6 WR has a maximum diameter of 73mm and total length of 87mm. It weighs 440g / 15.5 oz.
Below you can find a scaled side-by-side image of PENTAX28-105mm F3.5-5.6 WR and Pentax D FA 24-70mm F2.8 ED SDM WR (Pentax KAF3 mount) to get a better idea of how their sizes compare in real life. Check the detailed comparison of these two lenses here.
Comparison image of the PENTAX28-105mm F3.5-5.6 WR and the Pentax D FA 24-70mm F2.8 ED SDM WR Size and Weight
PENTAX28-105mm F3.5-5.6 WR has a filter thread of 62mm. Below are links to the filters that we recommend you to consider for your PENTAX28-105mm F3.5-5.6 WR:
Focal Range
PENTAX28-105mm F3.5-5.6 WR has a focal range of 28-105mm and 3.8X zoom ratio. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 42 - 157.5mm.
Weather Sealings
The PENTAX28-105mm F3.5-5.6 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 PENTAX28-105mm F3.5-5.6 WR with a weather-sealed camera body such as the Pentax K-3 III Monochrome, Pentax KF and Pentax K-3 III.
Optical Image Stabilization
PENTAX28-105mm F3.5-5.6 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).
Maximum Magnification Ratio
PENTAX28-105mm F3.5-5.6 WR has a Max Magnification Ratio of 0.22x and has a minimum focusing distance of 0.5m.
Below are the 3 Standard Zoom type Pentax KAF mount lens alternatives with highest max magnification ratios:
Aperture
PENTAX28-105mm F3.5-5.6 WR is a variable aperture lens with a max aperture of f3.5 and a minimum aperture of f22 at 28mm, and a max aperture of f5.6 and minimum aperture of f38 at 105mm .
| Focal Length |
Max Aperture |
Min Aperture |
|
28mm
|
F3.5 |
F22 |
|
105mm
|
F5.6 |
F38 |
Optical Formula
PENTAX28-105mm F3.5-5.6 WR's optical formula consists of 15 elements in 11 groups . Following special elements are used in this design:
- One ED
- two aspherical elements + HD
- SP coatings
Lens Hood
PENTAX28-105mm F3.5-5.6 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-RBC62.
Body Colour
PENTAX28-105mm F3.5-5.6 WR is available in Black color.
Popular Comparisons of PENTAX28-105mm F3.5-5.6 WR
Here are the eight most popular comparisons of the PENTAX28-105mm F3.5-5.6 WR amongst Camera Decision readers.
Top Alternatives of PENTAX28-105mm F3.5-5.6 WR Lens
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