Pentax DA 55-300mm F4.0-5.8 ED WR is an Auto Focus (AF)
Super Telephoto Zoom lens with APS-C / DX max sensor coverage and it is designed to be used with Pentax KAF2 mount cameras.
Lens Mount
Pentax DA 55-300mm F4.0-5.8 ED WR is compatible with cameras that have Pentax KAF2 lens mount. Some of the latest released cameras that are compatible with the Pentax KAF2 lenses are , and .
Focal Range
Pentax DA 55-300mm F4.0-5.8 ED WR has a focal range of 55-300mm and 5.5X zoom ratio which has a 35mm equivalent focal range of 82.5-450mm when used on a APS-C / DX format camera.
Weather Sealings
Pentax DA 55-300mm F4.0-5.8 ED WR is a weather sealed lens which provides an extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have an effective protection, you have to pair the Pentax DA 55-300mm F4.0-5.8 ED WR with a weather sealed camera body such as , and .
Optical Image Stabilization
Pentax DA 55-300mm F4.0-5.8 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).
Zoom Method
Pentax DA 55-300mm F4.0-5.8 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 DA 55-300mm F4.0-5.8 ED WR has a Max Magnification Ratio of 0.28x and has a minimum focusing distance of 1.4m. For a non-macro lens, the 0.28x is considered a high magnification and will come handy for close-up shots.
Aperture
Pentax DA 55-300mm F4.0-5.8 ED WR is a variable aperture lens with a max aperture of f4 and a minimum aperture of f22 at 55mm, and a max aperture of f5.8 and minimum aperture of f32 at 300mm .
Optical Formula
Pentax DA 55-300mm F4.0-5.8 ED WR's optical formula consists of 12 elements in 8 groups . Special elements used in this design is ED glass elements.
Lens Hood
Pentax DA 55-300mm F4.0-5.8 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-RBI 58mm.
Body Colour
Pentax DA 55-300mm F4.0-5.8 ED WR is available in Black color.
Popular Comparisons of Pentax DA 55-300mm F4.0-5.8 ED WR
Here is the eight most popular comparisons of Pentax DA 55-300mm F4.0-5.8 ED WR amongst Camera Decision readers.