Olympus ED 8-25mm F4 Pro is an Auto Focus (AF)
Ultra-Wideangle Zoom lens with FourThirds max sensor coverage and it is designed to be used with Micro Four Thirds mount cameras.
Lens Mount
Olympus ED 8-25mm F4 Pro is compatible with cameras that have Micro Four Thirds lens mount. Some of the latest released cameras that are compatible with the Micro Four Thirds lenses are Panasonic GH6, OM System OM-1 and Panasonic GH5 II.
Focal Range
Olympus ED 8-25mm F4 Pro has a focal range of 8-25mm and 3.1X zoom ratio which has a 35mm equivalent focal range of 16-50mm when used on a FourThirds format camera.
Weather Sealings
Olympus ED 8-25mm F4 Pro 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 Olympus ED 8-25mm F4 Pro with a weather sealed camera body such as Panasonic GH6, OM System OM-1 and Panasonic GH5 II.
Optical Image Stabilization
Olympus ED 8-25mm F4 Pro 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
Olympus ED 8-25mm F4 Pro 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
Olympus ED 8-25mm F4 Pro has a Max Magnification Ratio of 0.14x and has a minimum focusing distance of 0.23m. 0.14x means that the max magnification ratio is very low and not suitable even for modest close-up shots.
Aperture
Olympus ED 8-25mm F4 Pro is a fixed aperture lens with a constant max aperture of f4 from 8mm all the way to the 25mm .
Optical Formula
Olympus ED 8-25mm F4 Pro's optical formula consists of 16 elements in 10 groups . Following special elements are used in this design:
- 1 DSA
- 1 Super ED
- 1 ED
- 1 HR
- 2 aspherical ED elements
- ZERO coating
Lens Hood
Olympus ED 8-25mm F4 Pro comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Body Colour
Olympus ED 8-25mm F4 Pro is available in Black color.
Popular Comparisons of Olympus ED 8-25mm F4 Pro
Here is the eight most popular comparisons of Olympus ED 8-25mm F4 Pro amongst Camera Decision readers.